3512 MARINE ENGINE 50Y00001-00646 FUEL SYSTEM Caterpillar SIS

MARINE ENGINE 3512 MARINE ENGINE 50Y
3512 MARINE ENGINE 50Y00001-00646 SEBP1314 3512 50Y (1980)

Parts group 3512:

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FUEL SYSTEM

CONTROL GP-FUEL

5N5317 CONTROL MOUNTING GROUP
8N2355 CONTROL PARTS ARE SHOWN ON PAGE 136
REFER TO CHART SHOWN ON PAGE 134 FOR USAGE
AN ATTACHMENT

CONTROL GP-FUEL INJECTION

8N-7725 CONTROL GP-FUEL INJECTION

8N7725 FUEL INJECTION CONTROL GROUP-PART 1 OF 2
SERIAL NO. 50Y1 TO 50Y495 INCLUSIVE

8N-7725 CONTROL GP-FUEL INJECTION

8N7725 FUEL INJECTION CONTROL GROUP-PART 2 OF 2
SERIAL NO. 50Y1 TO 50Y495 INCLUSIVE

8N-7725 CONTROL GP-FUEL INJECTION

8N7725 FUEL INJECTION CONTROL GROUP-PART 1 OF 2
SERIAL NO. 50Y496-UP

8N-7725 CONTROL GP-FUEL INJECTION

8N7725 FUEL INJECTION CONTROL GROUP-PART 2 OF 2
SERIAL NO. 50Y496-UP

CONTROL GP-FUEL RATIO

1W-5171 LINES GP-FUEL RATIO CONTROL

1W5171 AIR FUEL RATIO CONTROL LINES GROUP-TYPE 1
PART OF 2W8583, 2W8585, 1W5017, 1W5021, 7W3332 & 7W3333
WOODWARD GOVERNORS. AN ATTACHMENT

1W-2136 LINES GP-FUEL RATIO CONTROL

1W2136 AIR FUEL RATIO CONTROL LINES GROUP
PART OF 2W8584, 8N6712 & 7W3331 WOODWARD GOVERNORS
AN ATTACHMENT

1W-5171 LINES GP-FUEL RATIO CONTROL

1W5171 AIR FUEL RATIO CONTROL LINES GROUP-L.H.-TYPE 2
PART OF 2W8583, 2W8585, 1W5017, 1W5021, 7W3332, 7W3333
WOODWARD GOVERNOR. AN ATTACHMENT

1N-4348 LINES GP-FUEL RATIO CONTROL

1N4348 AIR FUEL RATIO CONTROL LINES GROUP
PART OF 8N6477,8N6479,8N6721 AND 8N6722 GOVERNOR GROUPS
ATTACHMENT

1N-3247 LINES GP-FUEL RATIO CONTROL

1N3247 AIR FUEL RATIO CONTROL LINES GROUP
PART OF 8N6481 & 8N9635 GOVERNOR GROUPS

2W-1647 CONTROL GP-FUEL RATIO

2W1647 FUEL RATIO CONTROL GROUP
PART OF 1W4859 WOODWARD GOVERNOR

7C-3998 CONTROL GP-FUEL RATIO

7C3998 CONTROL GP-FUEL RATIO
PART OF 7C2850 GOVERNOR
AN ATTACHMENT

CONTROL GP-GOVERNOR

2W-2643 CONTROL GP-GOVERNOR

2W2643 GOVERNOR CONTROL GP
PART OF 7W3285, 7C0084, & 7C2850 GOVERNORS
AN ATTACHMENT

3N-5964 CONTROL GP-GOVERNOR

3N5964 GOVERNOR CONTROL GROUP-REMOTE
REFER TO 3N9000 CHART-PAGE 134 FOR USAGE
AN ATTACHMENT

3N-9158 CONTROL GP-GOVERNOR

3N9158 GOVERNOR CONTROL GROUP-REMOTE-DUAL LEVER
AN ATTACHMENT

5N-2832 CONTROL GP-MECHANICAL

5N2832 GOVERNOR CONTROL GROUP-REMOTE
REFER TO CHART SHOWN ON PAGE 134 FOR USAGE
AN ATTACHMENT

8N-2355 CONTROL GP-GOVERNOR

8N2355 GOVERNOR CONTROL GROUP-REMOTE & POSITIVE LOCK-MANUAL
ALSO PART OF 5N5317 CONTROL MOUNTING
4N3830-PAGE 138
AN ATTACHMENT

3N-9173 CONTROL GP-MECHANICAL

3N9173 GOVERNOR CONTROL GROUP-REMOTE-DUAL LEVER-
ADDITIONAL STATION
AN ATTACHMENT

5N-3072 CONTROL GP-GOVERNOR

5N3072 GOVERNOR CONTROL GROUP-AIR ACTUATED
4N3830-PAGE 138
AN ATTACHMENT

7C-3999 CONTROL GP-GOVERNOR

7C3999 CONTROL GP-GOVERNOR
PART OF 7C2850 GOVERNOR
AN ATTACHMENT

4N-3830 CONTROL GP-GOVERNOR

4N3830 GOVERNOR CONTROL GROUP-POSITIVE LOCK
PART OF 8N2355 AND AND 5N3072 GOVERNOR CONTROL GROUPS SHOWN ON PAGES 136
AND 137 AN ATTACHMENT

2W-1459 CONTROL GP-GOVERNOR

2W1459 GOVERNOR CONTROL GROUP
PART OF 1W4859 GOVERNOR
AN ATTACHMENT

2W-0688 CONTROL GP-GOVERNOR

2W688 GOVERNOR CONROL GROUP-POSITIVE LOCK
AN ATTACHMENT

5N-3212 MOUNTING GP-ACTUATOR

5N3212 CONTROL MOUNTING GROUP-PNEUMATIC
AN ATTACHMENT

3N-9283 MOUNTING GP-ACTUATOR

3N9283 ACTUATOR MOUNTING GROUP
FOR USE WITH 7241 MARINE TRANSMISSION SERIAL NO. 39E298-UP AND FOR USE
WITH MATHERS CONTROLS. AN ATTACHMENT

2W-1484 LINKAGE GP-GOVERNOR

2W1484 GOVERNOR LINKAGE GROUP
PART OF 1W4859 GOVERNOR GROUP SHOWN ON PAGE 129F
AN ATTACHMENT

DRIVE GP-TACHOMETER

8N-5619 DRIVE GP-TACHOMETER

8N5619 TACHOMETER AND SERVICE METER DRIVE GROUP
ALSO PART OF 8N5823 TACHOMETER & SERVICE METER DRIVE

8N-1471 DRIVE GP-TACHOMETER

8N1471 TACHOMETER AND SERVICE METER DRIVE GROUP-R.H.-TYPE 1
REFER TO CHART SHOWN ON PAGE 196 FOR USAGE. AN ATTACHMENT

8N-5823 DRIVE GP-TACHOMETER

8N5823 TACHOMETER AND SERVICE METER DRIVE GROUP-L.H.
SERIAL NO. 50Y1 TO 50Y581 INCLUSIVE
8N5619-PAGE 240. REFER TO 5N5382 CHART-PAGE 196
AN ATTACHMENT

8N-1471 DRIVE GP-TACHOMETER

8N1471 TACHOMETER AND SERVICE METER DRIVE GROUP-R.H.-TYPE 2
REFER TO CHART SHOWN ON PAGE 196 FOR USAGE. AN ATTACHMENT

FILTER GP-FUEL

8N-7726 FILTER GP-FUEL

8N7726 FUEL FILTER GROUP
SERIAL NO. 50Y1 TO 50Y416 INCLUSIVE

8N-7726 FILTER GP-FUEL

8N7726 FUEL FILTER GROUP
SERIAL NO. 50Y417 TO 50Y594 INCLUSIVE

8N-7726 FILTER GP-FUEL

8N7726 FUEL FILTER GROUP
SERIAL NO. 50Y595 TO 50Y649 INCLUSIVE

8N-7726 FILTER GP-FUEL

8N7726 FUEL FILTER GROUP
SERIAL NO. 50Y650-UP

8N-6355 FILTER GP-FUEL

8N6355 FUEL FILTER GROUP-L.H. SERVICE-FRONT MOUNTED-TYPE 1
AN ATTACHMENT

8N-6355 FILTER GP-FUEL

8N6355 FUEL FILTER GROUP-L.H. SERVICE-FRONT MOUNTED-TYPE 2
AN ATTACHMENT

8N-6355 FILTER GP-FUEL

8N6355 FUEL FILTER GROUP-L.H. SERVICE-FRONT MOUNTED-TYPE 3
AN ATTACHMENT

8N-6355 FILTER GP-FUEL

8N6355 FUEL FILTER GROUP-L.H.-SERVICE-FRONT MOUNTED-TYPE 4
AN ATTACHMENT

2W-6325 FILTER GP-FUEL

2W6325 FUEL FILTER GROUP-DUPLEX-R.H.-PART 1 OF 2-TYPE 1
NOT FOR USE WITH A RADIATOR THAT COULD CAUSE AIR MOVEMENT
IN THE AREA OF THE DUPLEX FUEL FILTER SYSTEM
AN ATTACHMENT

2W-6325 FILTER GP-FUEL

2W6325 FUEL FILTER GROUP-DUPLEX-R.H.-PART 2 OF 2-TYPE 1
NOT FOR USE WITH A RADIATOR THAT COULD CAUSE AIR MOVEMENT
IN THE AREA OF THE DUPLEX FUEL FILTER SYSTEM. AN ATTACHMENT

2W-6325 FILTER GP-FUEL

2W6325 FUEL FILTER GROUP-DUPLEX-R.H.-PART 1 OF 2-TYPE 2
NOT FOR USE WITH A RADIATOR THAT COULD CAUSE AIR MOVEMENT
IN THE AREA OF THE DUPLEX FUEL FILTER SYSTEM
AN ATTACHMENT

2W-6325 FILTER GP-FUEL

2W6325 FUEL FILTER GROUP-DUPLEX-R.H.-PART 2 OF 2-TYPE 2
NOT FOR USE WITH A RADIATOR THAT COULD CAUSE AIR MOVEMENT
IN THE AREA OF THE DUPLEX FUEL FILTER SYSTEM
AN ATTACHMENT

2W-6325 FILTER GP-FUEL

2W6325 FUEL FILTER GROUP-DUPLEX-R.H.-PART 1 OF 2-TYPE 3
NOT FOR USE WITH A RADIATOR THAT COULD CAUSE AIR MOVEMENT
IN THE AREA OF THE DUPLEX FUEL FILTER SYSTEM
AN ATTACHMENT

2W-6325 FILTER GP-FUEL

2W6325 FUEL FILTER GROUP-DUPLEX-R.H.-PART 2 OF 2-TYPE 3
NOT FOR USE WITH A RADIATOR THAT COULD CAUSE AIR MOVEMENT
IN THE AREA OF THE DUPLEX FUEL FILTER SYSTEM
AN ATTACHMENT

8N-6435 FILTER GP-PRIMARY FUEL

8N6435 PRIMARY FUEL FILTER GROUP
AN ATTACHMENT

7W-0709 FILTER GP-FUEL

7W0709 FUEL FILTER GROUP-RESIDUAL FUEL
REFER TO 7W1450 CHART-PAGE 149.01
AN ATTACHMENT

GOVERNOR GP

8N-9635 GOVERNOR GP

8N9635 WOODWARD GOVERNOR GROUP-UG8L-R.H.
HYDRAULIC CYLINDER WITH SMOKE LIMITER
AN ATTACHMENT

8N-6481 GOVERNOR GP-WOODWARD

8N6481 WOODWARD GOVERNOR GROUP-UG8L-R.H.
24-32 VOLT DC SOLENOID SHUTDOWN WITH SMOKE LIMITER
SERIAL NO. 50Y1 TO 50Y545 INCLUSIVE

8N-6479 GOVERNOR GP

8N6479 WOODWARD GOVERNOR GROUP-UG8L-L.H.
HYDRAULIC CYLINDER WITH SMOKE LIMITER
AN ATTACHMENT

8N-6477 GOVERNOR GP-WOODWARD

8N6477 WOODWARD GOVERNOR GROUP-UG8L-L.H.
24-32 VOLT DC SOLENOID SHUTDOWN WITH SMOKE LIMITER
AN ATTACHMENT

8N-6722 GOVERNOR GP

8N6722 WOODWARD GOVERNOR GROUP-UG8L-L.H.
SAE OPPOSITE STANDARD ENGINE ROTATION. 24-32 VOLT DC SOLENOID SHUTDOWN
WITH SMOKE LIMITER. FOR USE WITH ELECTRICAL SHUT-OFF AN ATTACHMENT

8N-6721 GOVERNOR GP

8N6721 WOODWARD GOVERNOR GROUP-UG8L-L.H.
SAE OPPOSITE STANDARD ENGINE ROTATION HYDRAULIC CYLINDER WITH
SMOKE LIMITER. FOR USE WITH MECHANICAL SHUT-OFF AN ATTACHMENT

2W-8584 GOVERNOR GP

2W8584 WOODWARD GOVERNOR GROU-R.H.
HYDRAULIC CYLINDER WITH SMOKE LIMITER
AN ATTACHMENT

2W-8583 GOVERNOR GP

2W8583 WOODWARD GOVERNOR GROUP-L.H.
{FOR USE WITH SAE STANDARD ENGINE ROTATION}
AN ATTACHMENT

8N-6712 GOVERNOR GP-WOODWARD

8N6712 WOODWARD GOVERNOR GROUP-3161-R.H.
SERIAL NO. 50Y1 TO 50Y545 INCLUSIVE
AN ATTACHMENT

2W-8585 GOVERNOR GP

2W8585 WOODWARD GOVERNOR GROUP-.L.H.
SAE OPPOSITE STANDARD ENGINE ROTATION
AN ATTACHMENT

8N-6714 GOVERNOR GP-WOODWARD

8N6714 WOODWARD GOVERNOR GROUP-R.H.-3161
HYDRAULIC CYLINDER WITH SMOKE LIMITER
AN ATTACHMENT

8N-6712 GOVERNOR GP-WOODWARD

8N6712 WOODWARD GOVERNOR GROUP-3161-R.H.
SERIAL NO. 50Y546-UP

1W-5021 GOVERNOR GP-WOODWARD

1W5021 WOODWARD GOVERNOR GROUP-L.H.
SMOKE LIMITER & HYDRAULIC PNEUMATIC SPEED SETTING
AN ATTACHMENT

1W-5017 GOVERNOR GP-WOODWARD

1W5017 WOODWARD GOVERNOR GROUP-L.H.-PNEUMATIC
FOR USE WITH SAE OPPOSITE STANDARD ENGINE ROTATION
AN ATTACHMENT

7W-3332 GOVERNOR GP

7W3332 WOODWARD GOVERNOR GROUP-L.H.
3161 PNEUMATIC-EXTERNAL DROOP ADJUSTMENT. FOR USE WITH STANDARD
ENGINE ROTATION. AN ATTACHMENT

7W-3331 GOVERNOR GP

7W3331 WOODWARD GOVERNOR GROUP-R.H.
3161 PNEUMATIC-EXTERNAL DROOP ADJUSTMENT. FOR USE WITH STANDARD
OR OPPOSITE ENGINE ROTATION. AN ATTACHMENT

7W-3333 GOVERNOR GP

7W3333 WOODWARD GOVERNOR GROUP-L.H.
3161 PNEUMATIC-EXTERNAL DROOP ADJUSTMENT. FOR USE WITH OPPOSITE
STANDARD ENGINE ROTATION. AN ATTACHMENT

1W-0514 GOVERNOR GP

1W514 GOVERNOR GROUP
1W7207-PAGE 139D, 1W7202, 1W7208-PAGE 139E, 1W7209-PAGE 139F,
2W5762-PAGE 139A.01. PART OF 8N9635 & 8N6712 WOODWARD GOVERNOR
AN ATTACHMENT

1W-0516 GOVERNOR GP

1W516 GOVERNOR GROUP
1W7207-PAGE 139D, 1W7202 & 2W7208-PAGE 139E AND
1W7209 & 1W8578-PAGE 139F
PART OF 8N6481, 8N6477 & 8N6722 GOVERNORS. AN ATTACHMENT

2W-1923 GOVERNOR GP

2W1923 WOODWARD GOVERNOR GROUP-PART 1 OF 3-TYPE 1
2W1458-PAGE 139B
PART OF 1W4859 WOODWARD GOVERNOR

2W-1923 GOVERNOR GP

2W1923 WOODWARD GOVERNOR GROUP-PART 2 OF 3-TYPE 1
PART OF 1W4859 WOODWARD GOVERNOR

2W-1923 GOVERNOR GP

2W1923 WOODWARD GOVERNOR GROUP-PART 3 OF 3-TYPE 1
PART OF 1W4859 WOODWARD GOVERNOR

2W-1923 GOVERNOR GP

2W1923 WOODWARD GOVERNOR GROUP-PART 1 OF 3-TYPE 2
2W1458-PAGE 139B
PART OF 1W4859 WOODWARD GOVERNOR

2W-1923 GOVERNOR GP

2W1923 WOODWARD GOVERNOR GROUP-PART 2 OF 3-TYPE 2
PART OF 1W4859 WOODWARD GOVERNOR

2W-1923 GOVERNOR GP

2W1923 WOODWARD GOVERNOR GROUP-PART 3 OF 3-TYPE 2
PART OF 1W4859 WOODWARD GOVERNOR

1W-4859 GOVERNOR GP

1W4859 WOODWARD GOVERNOR GROUP-REPLACED BY 4W7241-PAGE 129G
2W1923-PAGE 129C, 2W1647-PAGE 133A, 2W1459-PAGE 138A, 2W1220-
PAGE 139, 2W0232-PAGE 139A, 2W1484-PAGE 139B & 2W0233-PAGE 139C
PART OF 8N6712, 1W5017 & 1W5021 WOODWARD GOVERNORS

4W-7241 GOVERNOR GP

4W7241 WOODWARD GOVERNOR GROUP-BASIC-PART 1 OF 6
2W0782-PAGE 139A, 2W1458-PAGE 139B
PART OF 1W5017 & 1W5021 WOODWARD GOVERNORS
AN ATTACHMENT

4W-7241 GOVERNOR GP

4W7241 WOODWARD GOVERNOR GROUP-BASIC-PART 2 OF 6
PART OF 1W5017 & 1W5021 WOODWARD GOVERNORS
AN ATTACHMENT

4W-7241 GOVERNOR GP

4W7241 WOODWARD GOVERNOR GROUP-BASIC-PART 3 OF 6
PART OF 1W5017 & 1W5021 WOODWARD GOVERNORS
AN ATTACHMENT

4W-7241 GOVERNOR GP

4W7241 WOODWARD GOVERNOR GROUP-BASIC-PART 4 OF 6
2W0233-PAGE 139C
PART OF 1W5017 & 1W5021 WOODWARD GOVERNORS
AN ATTACHMENT

4W-7241 GOVERNOR GP

4W7241 WOODWARD GOVERNOR GROUP-BASIC-PART 5 OF 6
PART OF 1W5017 & 1W5021 WOODWARD GOVERNORS
AN ATTACHMENT

4W-7241 GOVERNOR GP

4W7241 WOODWARD GOVERNOR GROUP-BASIC-PART 6 OF 6
PART OF 1W5017 & 1W5021 WOODWARD GOVERNORS
AN ATTACHMENT

7W-3285 GOVERNOR GP

7W3285 GOVERNOR GP-PART 1 OF 6
REPLACED BY 7C0084-PAGE 129T.01
2W2643-PAGE 133B, 2W0782-PAGE 139A, 2W1458-PAGE 139B
PART OF 7W3331, 7W3332 & 7W3333 GOVERNORS
AN ATTACHMENT

7W-3285 GOVERNOR GP

7W3285 GOVERNOR GP-PART 2 OF 6
REPLACED BY 7C0084-PAGE 129T.01
PART OF 7W3331, 7W3332 & 7W3333 GOVERNORS
AN ATTACHMENT

7W-3285 GOVERNOR GP

7W3285 GOVERNOR GP-PART 3 OF 6
REPLACED BY 7C0084-PAGE 129T.01
PART OF 7W3331, 7W3332 & 7W3333 GOVERNORS
AN ATTACHMENT

7W-3285 GOVERNOR GP

7W3285 GOVERNOR GP-PART 4 OF 6
REPLACED BY 7C0084-PAGE 129T.01
2W0233-PAGE 139C
PART OF 7W3331, 7W3332 & 7W3333 GOVERNORS
AN ATTACHMENT

7W-3285 GOVERNOR GP

7W3285 GOVERNOR GP-PART 5 OF 6
REPLACED BY 7C0084-PAGE 129T.01
PART OF 7W3331, 7W3332 & 7W3333 GOVERNORS
AN ATTACHMENT

7W-3285 GOVERNOR GP

7W3285 GOVERNOR GP-PART 6 OF 6
REPLACED BY 7C0084-PAGE 129T.01
PART OF 7W3331, 7W3332 & 7W3333 GOVERNORS
AN ATTACHMENT

7C-0084 GOVERNOR GP

7C0084 GOVERNOR GP- PART 1 OF 6
REPLACED BY 7C2850-PAGE 129T.07
2W2643-PAGE 133B, 2W0782-PAGE 139A, 2W1458-PAGE 139B
PART OF 7W3331, 7W3332 & 7W3333 GOVERNORS
AN ATTACHMENT

7C-0084 GOVERNOR GP

7C0084 GOVERNOR GP- PART 2 OF 6
REPLACED BY 7C2850-PAGE 129T.07
PART OF 7W3331, 7W3332 & 7W3333 GOVERNORS
AN ATTACHMENT

7C-0084 GOVERNOR GP

7C0084 GOVERNOR GP- PART 3 OF 6
REPLACED BY 7C2850-PAGE 129T.07
PART OF 7W3331, 7W3332 & 7W3333 GOVERNORS
AN ATTACHMENT

7C-0084 GOVERNOR GP

7C0084 GOVERNOR GP- PART 4 OF 6
REPLACED BY 7C2850-PAGE 129T.07
2W0233-PAGE 139C
PART OF 7W3331, 7W3332 & 7W3333 GOVERNORS
AN ATTACHMENT

7C-0084 GOVERNOR GP

7C0084 GOVERNOR GP- PART 5 OF 6
REPLACED BY 7C2850-PAGE 129T.07
PART OF 7W3331, 7W3332 & 7W3333 GOVERNORS
AN ATTACHMENT

7C-0084 GOVERNOR GP

7C0084 GOVERNOR GP- PART 6 OF 6
REPLACED BY 7C2850-PAGE 129T.07
PART OF 7W3331, 7W3332, & 7W3333GOVERNORS
AN ATTACHMENT

7C-2850 GOVERNOR GP

7C2850 GOVERNOR GP- PART 1 OF 6
REPLACES 7C0084 GOVERNOR
2W2643-PAGE 133B, 2W0782-PAGE 139A, 2W1458-PAGE 139B, 7C3999-PAGE 137.02,
7C3998-PAGE 137.03. PART OF 7W3331, 7W3332 & 7W3333 GOVERNORS
AN ATTACHMENT

7C-2850 GOVERNOR GP

7C2850 GOVERNOR GP- PART 2 OF 6
REPLACES 7C0084 GOVERNOR
PART OF 7W3331, 7W3332 & 7W3333 GOVERNORS
AN ATTACHMENT

7C-2850 GOVERNOR GP

7C2850 GOVERNOR GP- PART 3 OF 6
REPLACES 7C0084 GOVERNOR
PART OF 7W3331, 7W3332 & 7W3333 GOVERNORS
AN ATTACHMENT

7C-2850 GOVERNOR GP

7C2850 GOVERNOR GP- PART 4 OF 6
REPLACES 7C0084 GOVERNOR
2W0233-PAGE 139C, 7C3982-PAGE 137.01
PART OF 7W3331, 7W3332 & 7W3333 GOVERNORS
AN ATTACHMENT

7C-2850 GOVERNOR GP

7C2850 GOVERNOR GP- PART 5 OF 6
REPLACES 7C0084 GOVERNOR
PART OF 7W3331, 7W3332 & 7W3333 GOVERNORS
AN ATTTACHMENT

7C-2850 GOVERNOR GP

7C2850 GOVERNOR GP- PART 6 OF 6
REPLACES 7C0084 GOVERNOR
PART OF 7W3331, 7W3332 & 7W3333 GOVERNORS
AN ATTACHMENT

7N-4867 FASTENER GP-GOVERNOR

7N4867 GOVERNOR FASTENER GROUP
SERIAL NO. 50Y1 TO 50Y640 INCLUSIVE
PASRT OF 8N6481, 8N9635 & 7W3331 WOODWARD GOVERNORS

7N-4867 FASTENER GP-GOVERNOR

7N4867 GOVERNOR FASTENER GROUP
SERIAL NO. 50Y641-UP
PART OF 2W8584, 7W3331, 8N6712 & 8N6714 WOODWARD GOVERNORS

8N-4262 FASTENER GP-GOVERNOR

8N4262 GOVERNOR FASTENER GROUP-L.H.-TYPE 1
PART OF 8N6477, 8N6479, 8N6721, 8N6722, 1W5017, 1W5021, 7W3332 &
7W3333 WOODWARD GOVERNORS. AN ATTACHMENT

8N-4262 FASTENER GP-GOVERNOR

8N4262 GOVERNOR FASTENER GROUP-L.H.-TYPE 2
PART OF 8N6477, 8N6479, 8N6721, 8N6722, 1W5017, 1W5021, 7W3332,
7W3333 WOODWARD GOVERNOR
AN ATTACHMENT

8N-9662 DRIVE GP-GOVERNOR

8N9662 GOVERNOR DRIVE GROUP
PART OF 8N6481, 8N9635, 8N6477, 8N6479, 8N6721 & 8N6722 GOVERNORS

1W-2135 DRIVE GP-GOVERNOR

1W2135 GOVERNOR DRIVE GROUP
PART OF 2W8583, 2W8584, 2W8585, 8N6712, 1W5017, 1W5021, 7W3331, 7W3332
& 7W3333 WOODWARD GOVERNORS. AN ATTACHMENT

7C-3982 PUMP GP-GEROTOR

7C3982 PUMP GP-GEROTER
PART OF 7C2850 GOVERNOR
AN ATTACHMENT

5N-3212 MOUNTING GP-ACTUATOR

5N3212 CONTROL MOUNTING GROUP-PNEUMATIC
AN ATTACHMENT

2W-1220 COVER GP-GOVERNOR

2W1220 GOVERNOR COVER GROUP
WITH LIMITER, SHUT-DOWN & PNEUMATIC SPEED SETTING
2W0782-PAGE 139A
PART OF 1W4859 WOODWARD GOVERNOR

3N-9283 MOUNTING GP-ACTUATOR

3N9283 ACTUATOR MOUNTING GROUP
FOR USE WITH 7241 MARINE TRANSMISSION SERIAL NO. 39E298-UP AND FOR USE
WITH MATHERS CONTROLS. AN ATTACHMENT

2W-0782 COVER GP

2W782 COVER GP
PART OF 4W7241, 7C0084, 7C2850 & 7W3285 GOVERNORS
& 2W1220 GOVERNOR COVER

2W-0232 COVER GP-NO SHUTDOWN

2W0232 COVER GROUP
PART OF 1W4859 WOODWARD GOVERNOR

2W-5762 COVER GP

2W5762 COVER GROUP-PNEUMATIC/HYDRAULIC SHUT-DOWN-UG8
PART OF 1W514 GOVERNOR
AN ATTACHMENT

2W-1484 LINKAGE GP-GOVERNOR

2W1484 GOVERNOR LINKAGE GROUP
PART OF 1W4859 GOVERNOR GROUP SHOWN ON PAGE 129F
AN ATTACHMENT

2W-1458 HOUSING GP-GOVERNOR

2W1458 GOVERNOR HOUSING GP
PART OF 2W1923, 4W7241, 7C0084, 7C2850 & 7W3285 GOVERNORS

2W-0233 FLYWEIGHT GP

2W233 FLYWEIGHT GP
PART OF 1W4859, 4W7241, 7C2850, 7C0084 & 7W3285 GOVERNORS

1W-7207 PANEL AS

1W7207 PANEL ASSEMBLY
PART OF 1W514 AND 1W516 GOVERNOR GROUPS SHOWN ON PAGE 129A AND 129B

1W-7209 CONTROLET AS

1W7209 CONTROLET ASSEMBLY
PART OF 1W514 AND 1W516 GOVERNOR GROUPS SHOWN ON PAGES 129A AND 129B

LINES GP-FUEL

1W-5171 LINES GP-FUEL RATIO CONTROL

1W5171 AIR FUEL RATIO CONTROL LINES GROUP-TYPE 1
PART OF 2W8583, 2W8585, 1W5017, 1W5021, 7W3332 & 7W3333
WOODWARD GOVERNORS. AN ATTACHMENT

1W-2136 LINES GP-FUEL RATIO CONTROL

1W2136 AIR FUEL RATIO CONTROL LINES GROUP
PART OF 2W8584, 8N6712 & 7W3331 WOODWARD GOVERNORS
AN ATTACHMENT

1W-5171 LINES GP-FUEL RATIO CONTROL

1W5171 AIR FUEL RATIO CONTROL LINES GROUP-L.H.-TYPE 2
PART OF 2W8583, 2W8585, 1W5017, 1W5021, 7W3332, 7W3333
WOODWARD GOVERNOR. AN ATTACHMENT

1N-4348 LINES GP-FUEL RATIO CONTROL

1N4348 AIR FUEL RATIO CONTROL LINES GROUP
PART OF 8N6477,8N6479,8N6721 AND 8N6722 GOVERNOR GROUPS
ATTACHMENT

1N-3247 LINES GP-FUEL RATIO CONTROL

1N3247 AIR FUEL RATIO CONTROL LINES GROUP
PART OF 8N6481 & 8N9635 GOVERNOR GROUPS

5N-2438 LINES GP-FLEXIBLE FUEL

5N2438 FLEXIBLE FUEL LINES GROUP
AN ATTACHMENT

LINES GP-FUEL INJECTION

8N-7727 LINES GP-FUEL INJECTION

8N7727 FUEL INJECTION LINES GROUP-PART 1
SERIAL NO. 50Y1 TO 50Y423 INCLUSIVE

8N-7727 LINES GP-FUEL INJECTION

8N7727 FUEL INJECTION LINES GROUP-PART 2
SERIAL NO. 50Y1 TO 50Y423 INCLUSIVE

8N-5793 LINES GP-FUEL INJECTION

8(5793 FUEL INJECTION LINES GROUP-PART 1
SERIAL NO. 50Y424 TO 50Y445 INCLUSIVE

8N-5793 LINES GP-FUEL INJECTION

8N5793 FUEL INJECTION LINES GROUP-PART 2
SERIAL NO. 50Y424 TO 50Y445 INCLUSIVE

8N-5793 LINES GP-FUEL INJECTION

8N5793 FUEL INJECTION LINES GROUP-PART 1 OF 2
SERIAL NO. 50Y446 TO 50Y567 INCLUSIVE

8N-5793 LINES GP-FUEL INJECTION

8N5793 FUEL INJECTION LINES GROUP-PART 2 OF 2
SERIAL NO. 50Y446 TO 50Y567 INCLUSIVE

8N-5793 LINES GP-FUEL INJECTION

8N5793 FUEL INJECTION LINES GROUP-PART 1 OF 2
SERIAL NO. 50Y568 TO 50Y645 INCLUSIVE

8N-5793 LINES GP-FUEL INJECTION

8N5793 FUEL INJECTION LINES GROUP-PART 2 OF 2
SERIAL NO. 50Y568 TO 50Y645 INCLUSIVE

8N-5793 LINES GP-FUEL INJECTION

8N5793 FUEL INJECTION LINES GROUP-PART 1 OF 2
SERIAL NO. 50Y646-UP

8N-5793 LINES GP-FUEL INJECTION

8N5793 FUEL INJECTION LINES GROUP-PART 2 OF 2
SERIAL NO. 50Y646-UP

MISCELLANEOUS INFORMATION

1W-7208 CASE AS

1W7208 CASE ASSEMBLY
PART OF 1W514 AND 1W516 GOVERNOR GROUPS SHOWN ON PAGES 129A AND 129B

1W-7202 CAP AS

1W7202 CAP ASSEMBLY
PART OF 1W514 AND 1W516 GOVERNOR GROUPS SHOWN ON PAGES 129A AND 129B

PUMP GP-FUEL INJECTION

8N-7724 PUMP GP-FUEL INJECTION

8N7724 PUMP GP-FUEL INJECTION-12 REQUIRED
S/N NO. 50Y1-613
FOR USE WITH ENGINE RATINGS > 1600 RPM
ALSO AN ATTACHMENT

7W-1436 PUMP GP-FUEL INJECTION

7W1436 PUMP GP-FUEL INJECTION-12 REQUIRED
S/N NO.50Y614-UP.

PUMP GP-FUEL PRIMING

8N-9853 PUMP GP-FUEL PRIMING

8N9853 FUEL PRIMING PUMP GROUP
SERIAL NO. 50Y1 TO 50Y458 INCLUSIVE

8N-9853 PUMP GP-FUEL PRIMING

8N9853 FUEL PRIMING PUMP GROUP
SERIAL NO. 50Y459-UP
7N7599 PUMP PARTS ARE SHOWN ON PAGE 145B

7N-8599 PUMP GP-FUEL PRIMING

7N8599 FUEL PRIMING PUMP GROUP
SERIAL NO. 50Y459-UP
PART OF 8N9853 FUEL PRIMING PUMP GROUP SHOWN ON PAGE 145A

PUMP GP-FUEL TRANSFER

8N-9494 PUMP GP-FUEL TRANSFER

8N9494 FUEL TRANSFER PUMP GROUP
SERIAL NO. 50Y1 TO 50Y423 INCLUSIVE
8N9298 PUMP PARTS ARE SHOWN ON PAGE 146

8N-6151 PUMP GP-FUEL TRANSFER

8N6151 FUEL TRANSFER PUMP GROUP
SERIAL NO. 50Y424-UP
1N4478 FUEL TRANSFER PUMP PARTS ARE SHOWN ON PAGE 146A

8N-9298 PUMP GP-FUEL TRANSFER

8N9298 FUEL TRANSFER PUMP GROUP
SERIAL NO. 50Y1 TO 50Y423 INCLUSIVE
PART OF 8N9494 FUEL TRANSFER PUMP GROUP SHOWN ON PAGE 145

1N-4478 PUMP GP-FUEL TRANSFER

1N4478 FUEL TRANSFER PUMP GROUP
SERIAL NO. 50Y424-UP
PART OF 8N6151 FUEL TRANSFER PUMP GROUP SHOWN ON PAGE 145A

PUMP GP-GEROTOR

7C-3982 PUMP GP-GEROTOR

7C3982 PUMP GP-GEROTER
PART OF 7C2850 GOVERNOR
AN ATTACHMENT

SHUTOFF GP

1W-8578 SHUTOFF & OIL FILLER GP

1W8578 OIL FILLER & SHUT-OFF GROUP-24 VOLT
PART OF 1W0516 GOVERNOR
AN ATTACHMENT

7N-4869 SHUTOFF GP-MANUAL

7N4869 MANUAL SHUT-OFF GROUP

2W-5531 SHUTOFF GP-MANUAL

2W5531 MANUAL SHUT-OFF GROUP-L.H.
FOR USE WITH R.H. MOUNTED GOVERNOR GROUP
CANNOT BE USED WITH 8N9744 BREATHER GROUP
AN ATTACHMENT

VALVE GP-CONTROL

5N-5317 MOUNTING GP-CONTROL

5N5317 CONTROL MOUNTING GROUP
8N2355 CONTROL PARTS ARE SHOWN ON PAGE 136
REFER TO CHART SHOWN ON PAGE 134 FOR USAGE
AN ATTACHMENT

Information:

(For parts list, see above)

FUEL SYSTEM

CAMSHAFT AS

Engine News

Cat® Reman Announces the Availability of Additional Engine Components for Certain Engine Applications {1052, 1053, 108F, 1210, 1265, 1290, 1405, 1901, 5510}
2015/06/26

CONTROL GP-FUEL

New Shafts Used In Fuel Injection Control Groups
1983/11/30

How To Adjust Arming Pressure On Fuel Ratio Control On Caterpillar 3161 Governor
1986/06/01

Fuel Ratio Control Diaphragms On 3161 Governors
1987/02/01

Serviceable Parts For New Fuel Ratio Control; Pressurize Control To Set Rack
1987/05/01

Improved Control Rod Assembly Used In Fuel Injection Control Groups
1989/08/01

New Plug Used In Front Housing For Fuel Injection Control Group
1990/03/01

End Clearance Specification Changed For Front Shaft In Fuel Injection Control
1991/10/01

Special Instruction

"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}
"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}

Service Magazine

New Shafts Used In Fuel Injection Control Groups{1257}
1983/11/21

End Clearance Specification Changed For Front Shaft In Fuel Injection Control{1251,1258}
1991/10/14

CONTROL GP-FUEL INJECTION

Engine News

Improvement To 1N4679 Control Rod Assembly Increases Range Of Adjustment For Rack
1982/10/20

New Shafts Used In Fuel Injection Control Groups
1983/11/30

Improved Control Rod Assembly Used In Fuel Injection Control Groups
1989/08/01

New Plug Used In Front Housing For Fuel Injection Control Group
1990/03/01

End Clearance Specification Changed For Front Shaft In Fuel Injection Control
1991/10/01

A Stronger Lever Assembly Is Used In The Fuel Injection Control Groups {1298}
2002/06/01

Special Instruction

"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}
"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}

Specifications

Fuel Injection Control Linkage
3500 Marine Engines

Systems Operation

Fuel Injection Control Linkage
3500 Marine Engines

Testing and Adjusting

Fuel Setting
3500 Marine Engines

Disassembly and Assembly

Fuel Injection Control Linkage
3508, 3512 & 3516 MARINE ENGINES

Service Magazine

New Shafts Used In Fuel Injection Control Groups{1257}
1983/11/21

Quadrants Improved In Governor Control Groups{1265,1264}
1984/05/21

Improved Control Rod Assembly Used In Fuel Injection Control Groups{1298}
1989/07/24

New Plug Used In Front Housing For Fuel Injection Control Group{1151,1298}
1990/03/05

End Clearance Specification Changed For Front Shaft In Fuel Injection Control{1251,1258}
1991/10/14

CONTROL GP-FUEL RATIO

Engine News

Improvement To 1N4679 Control Rod Assembly Increases Range Of Adjustment For Rack
1982/10/20

How To Adjust Arming Pressure On Fuel Ratio Control On Caterpillar 3161 Governor
1986/06/01

Fuel Ratio Control Diaphragms On 3161 Governors
1987/02/01

Serviceable Parts For New Fuel Ratio Control; Pressurize Control To Set Rack
1987/05/01

Special Instruction

"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}
"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}

Service Magazine

How To Adjust Arming (Cocking) Pressure On Fuel Ratio Control On Caterpillar 3161 Governors{1050,1278}
1986/05/26

Fuel Ratio Control Diaphragms On 3161 Governors{1278}
1987/02/16

Features And Servicing Of The Various Caterpillar 3161 Governors {1264,1278}
1987/06/01

CONTROL GP-GOVERNOR

Engine News

Installation Procedure For Woodward 3161 and UG8 Governors
1983/07/06

Quadrants Improved In Governor Control Groups
1984/07/11

Repair Kits Available For Air Actuator Used In Governor Control Groups
1985/09/01

Incorrect Connection Of Battery Charger Can Open Circuit Breaker And Damage Woodward 2301 Governor Control
1986/04/01

How To Adjust Arming Pressure On Fuel Ratio Control On Caterpillar 3161 Governor
1986/06/01

Fuel Ratio Control Diaphragms On 3161 Governors
1987/02/01

Initial Start Of Engine Using An EGB29P Governor/Actuator After Filling With Oil
1987/05/01

Serviceable Parts For New Fuel Ratio Control; Pressurize Control To Set Rack
1987/05/01

Improved Control Rod Assembly Used In Fuel Injection Control Groups
1989/08/01

New Plug Used In Front Housing For Fuel Injection Control Group
1990/03/01

New Basic Governor Groups (Woodward 3161) Have Self-Contained Oil Supply {1264}
1997/12/16

Reference For Springs For The Pneumatic Speed Control Setting On Woodward 3161 Governors {1915}
2001/07/01

Cat® Reman Announces the Availability of Additional Engine Components for Certain Engine Applications {1052, 1053, 108F, 1210, 1265, 1290, 1405, 1901, 5510}
2015/06/26

Special Instruction

"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}
"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}

Installation of Service Replacement Woodward Governor Group{1264}
Installation of Service Replacement Woodward Governor Group{1264}

Installation and Adjustment of 3161 Governor on 3500 Family of Engines{1264}
Installation and Adjustment of 3161 Governor on 3500 Family of Engines{1264}

Installation Of Governor Spring Guide{1264}
Installation Of Governor Spring Guide{1264}

Service Letter-NACD

PRODUCT IMPROVEMENT PROGRAM FOR REPAIRING THE FUEL CONTROL ASSEMBLY ON SOME 3161 GOVERNORS
PRODUCT IMPROVEMENT PROGRAM FOR REPAIRING THE FUEL CONTROL ASSEMBLY ON SOME 3161 GOVERNORS

Service Letter-Australia

Service Letter-CFEL

Specifications

Shutoff Control Group Identification
3500 SERIES ENGINES HYDRAMECHANICAL PROTECTIVE SYSTEM

Shutoff Control Group
3500 SERIES ENGINES HYDRAMECHANICAL PROTECTIVE SYSTEM

Service Letter-China

PRODUCT IMPROVEMENT PROGRAM FOR REPAIRING THE FUEL CONTROL ASSEMBLY ON SOME 3161 GOVERNORS
PRODUCT IMPROVEMENT PROGRAM FOR REPAIRING THE FUEL CONTROL ASSEMBLY ON SOME 3161 GOVERNORS

Service Letter-Asia

Service Letter-APD

Service Magazine

Improvement To 1N4679 Control Rod Assembly Increases Range Of Adjustment For Rack{1257}
1982/10/11

Installation Procedure For Woodward 3161 and UG8 Governors{1264}
1983/05/30

New Shafts Used In Fuel Injection Control Groups{1257}
1983/11/21

Quadrants Improved In Governor Control Groups{1265,1264}
1984/05/21

Repair Kits Available For Air Actuator Used In Governor Control Groups{1250}
1985/09/02

Incorrect Connection Of Battery Charger Can Open Circuit Breaker And Damage Woodward 2301 Governor Control{1400,1401,4450}
1986/03/24

How To Adjust Arming (Cocking) Pressure On Fuel Ratio Control On Caterpillar 3161 Governors{1050,1278}
1986/05/26

Correct Adjustment Of Fuel Shut-Off Solenoid Shaft Can Prevent Failures{1259}
1977/08/08

Fuel Ratio Control Diaphragms On 3161 Governors{1278}
1987/02/16

Improved Control Rod Assembly Used In Fuel Injection Control Groups{1298}
1989/07/24

New Plug Used In Front Housing For Fuel Injection Control Group{1151,1298}
1990/03/05

New "On Engine" Adjustment Procedure For 3161 Woodward Governor {1264,0782}
1990/10/22

Remanufactured Type 1 Fuel Injector Assembly Available For 3500 Family Of Engines Equipped With UG8 Governors {1254,1264}
1991/04/01

End Clearance Specification Changed For Front Shaft In Fuel Injection Control{1251,1258}
1991/10/14

Shorter Rack Shutoff Solenoids Available {1259}
1993/03/01

DRIVE GP-TACHOMETER

Disassembly and Assembly

Tachometer Drive
3508, 3512 & 3516 MARINE ENGINES

FILTER GP-FUEL

Engine News

Inspect All Engine Oil And Fuel Filter Elements Before Installation
1980/11/12

Improvements Made To Fuel Filter Housing
1984/10/24

New Clamp Added To Right Hand Instrument Panel Fuel Filter Differential Lines Group
1985/05/01

Fuel Filter Service Indicators Now Available
1985/07/01

Restarting Engines Without A Fuel Priming Pump
1985/10/01

New O-ring Seals And Additional Clamps Used In Instrument Panel Fuel Filter Differential Lines Group
1985/10/01

A Water Separator Can Help Prevent Fuel Injector Damage If Fuel Is Contaminated With Water
1986/01/01

Improved Fuel Priming Pump Used
1987/05/01

Improvements To Auxiliary Fuel Filter Housing Assembly
1990/06/01

New Oil Filter Shield And Shield Mounting Screws Used In Oil Filter Base Assemblies {1306}
1995/05/01

New Fuel Filter Housing Assembly Has 180 Degree Supports For Increased Strength{1262}
1996/11/01

Improved Seal on Fuel Filter {1261}
2007/07/30

A New Control Valve Assembly for Fuel Is Used on Certain 3500 Marine Engines {1261}
2015/08/14

A New Specification Has Been Issued for the Primary Fuel Filter Filtration {1260}
A New Specification Has Been Issued for the Primary Fuel Filter Filtration {1260}

Special Instruction

3500 Electronic Unit Injection (EUI) Fuel Priming Procedure{1250, 1258}
3500 Electronic Unit Injection (EUI) Fuel Priming Procedure{1250, 1258}

Service Letter-NACD

PRODUCT IMPROVEMENT PROGRAM REPLACING THE FUEL FILTER BASE ON CERTAIN 3508, 3508B, 3512, 3512B, 3516 AND 3516B ENGINES
PRODUCT IMPROVEMENT PROGRAM REPLACING THE FUEL FILTER BASE ON CERTAIN 3508, 3508B, 3512, 3512B, 3516 AND 3516B ENGINES

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-Truck/Ag/Marine

Specifications

Fuel Filter (Primary)
3500 Marine Engines

Tool Operating Manual

20 GPM Portable Fuel Filtration System {0374, 0599, 0706, 1250, 1256, 1261}
20 GPM Portable Fuel Filtration System {0374, 0599, 0706, 1250, 1256, 1261}

Service Letter-China

Service Letter-Asia

Service Letter-APD

Disassembly and Assembly

Fuel Filter Housing
3508, 3512 & 3516 MARINE ENGINES

Fuel Priming Pump
3508, 3512 & 3516 MARINE ENGINES

Service Magazine

Quadrants Improved In Governor Control Groups{1265,1264}
1984/05/21

Improvements Made To Fuel Filter Housing{1260,1261,1262}
1984/10/22

New Clamp Added To Right Hand Instrument Panel Fuel Filter Differential Lines Group{7451,7456,7450}
1985/05/06

Fuel Filter Service Indicators Now Available{7450}
1985/07/01

New O-ring Seals And Additional Clamps Used In Instrument Panel Fuel Filter Differential Lines Group {1250}
1985/09/16

Restarting Engines Without A Fuel Priming Pump{1250,1258}
1985/09/30

Do Not Use Plastic Tubing And Compression Fittings Without An Insert As A Fuel Supply Line{1274}
1978/06/26

New Larger Capacity Water Separator Is Available{1250}
1979/03/12

Improvements To Auxiliary Fuel Filter Housing Assembly {1262}
1990/06/11

Additional Clip And Hardware Prevent Damage To Fuel Line Of 4W6887 Instrument Panel{1261}
1990/10/15

End Clearance Specification Changed For Front Shaft In Fuel Injection Control{1251,1258}
1991/10/14

FUEL AR-HEAVY DISTILLATE

Special Instruction

Use And Maintenance Of 8T0910 Fuel Sulfur Analyzer Group{0786, 1280}
Use And Maintenance Of 8T0910 Fuel Sulfur Analyzer Group{0786, 1280}

Service Magazine

Fuel Sulfur Analyzer Available{0651,1280,1318}
1986/01/13

Diesel Fuel Recommendation Expanded{1280}
1977/02/14

High Sulfur Fuel Can Cause Severe Engine Wear And Internal Damage{1280}
1979/02/05

Why Engines Are Damaged By Fuel Sulfur{1104,1216,1280,1318,1215}
1979/08/27

Fuel Sulfur-Your Diesel's Silent Enemy{0375,1280}
1979/12/17

General Information -- Diesel Fuels In Cold Temperature Operation{1280}
1979/12/17

FUEL GP-SCREED

Determining The Cause Of Glow Plug Tip Failures{1053,1105,1412}
1986/06/02

FUEL SYSTEM GP

Engine News

Fuel Inlet Screens are Removed from Remanufactured Fuel Injectors {1250, 1252}
2003/11/01

Tool Operating Manual

NEHS1126: 370-8570 Bulk Fuel Filtration Group 200 GPM Flow Rate {0599, 0680, 0706, 0782, 1250, 1280}
NEHS1126: 370-8570 Bulk Fuel Filtration Group 200 GPM Flow Rate {0599, 0680, 0706, 0782, 1250, 1280}

370-8569 Bulk Fuel Filtration Group 100 GPM Flow Rate{0599, 0680, 0706, 0782, 1250, 1280}
370-8569 Bulk Fuel Filtration Group 100 GPM Flow Rate{0599, 0680, 0706, 0782, 1250, 1280}

20 GPM Portable Fuel Filtration System {0374, 0599, 0706, 1250, 1256, 1261}
20 GPM Portable Fuel Filtration System {0374, 0599, 0706, 1250, 1256, 1261}

Service Magazine

Correct Position Of The Bleed Hole In The Fuel Line Adapter{1252}
1986/04/21

New 1U9139 Universal Fuel Line Pickup Available{0775}
1988/05/23

GOVERNOR GP

Engine News

Explanation Of Differences In Timing Advance Information
1981/08/26

Make Set Point Measurements Easier With The 6V4060 Engine Set Point Indicator
1982/08/25

Improvement To 1N4679 Control Rod Assembly Increases Range Of Adjustment For Rack
1982/10/20

Installation Procedure For Woodward 3161 and UG8 Governors
1983/07/06

Explanation Of Engine High Idle RPM And Correct Adjustment Of Engine Setpoint
1983/11/30

Bolt Used Instead Of Stud In Governor Fastener Group To Prevent Damage To Governor Housing
1984/04/11

Quadrants Improved In Governor Control Groups
1984/07/11

Low Oil Level In Governor Can Cause Erratic Engine RPM
1985/02/01

Repair Kits Available For Air Actuator Used In Governor Control Groups
1985/09/01

Engine Valve Lash And Fuel Injection Timing Adjustment Procedure
1985/09/01

Improved Sleeve Bearing Used In Drive End Of Fuel Injection Pump Housing
1986/03/01

Incorrect Connection Of Battery Charger Can Open Circuit Breaker And Damage Woodward 2301 Governor Control
1986/04/01

Black Nylon Fuel Seals For Lockwire Available Only To NACD Dealers For Certain Customers
1986/06/01

How To Adjust Arming Pressure On Fuel Ratio Control On Caterpillar 3161 Governor
1986/06/01

Update Information For Caterpillar Fuel Injection Equipment Test Stand
1986/07/01

Improvements For Caterpillar 3161 Governors
1986/07/01

More Flexible Lockwire Used With Nylon Seals For Sealing Critical Areas
1986/10/01

Fuel Ratio Control Diaphragms On 3161 Governors
1987/02/01

Improved Fuel Transfer Pump Cover; Weep Hole Moved
1987/03/01

New Washer Used In Fuel Transfer Pump Group
1987/04/01

Initial Start Of Engine Using An EGB29P Governor/Actuator After Filling With Oil
1987/05/01

Features And Servicing Of The Various Caterpillar 3161 Governors
1987/06/01

New 3161 Marine Governor Provides Better Low Idle Stability
1989/11/01

New "On Engine" Adjustment Procedure For 3161 Woodward Governor
1990/10/01

Field Replacement Of Spacer To Correct Possible Sticking In Woodward 3161 Governor Electric Shutoff Group
1990/12/01

Remanufactured Type 1 Fuel Injector Assembly Available For 3500 Family Of Engines Equipped With UG8 Governors
1991/04/01

Fuel Injection Pump Bushing Torque Increased
1991/04/01

New Speed Setting Clutch Group For 3161 Woodward Governors
1991/06/01

End Clearance Specification Changed For Front Shaft In Fuel Injection Control
1991/10/01

New 3161 Governor With Improved Fuel Limiter
1993/09/01

New Seals Extend Life of Fuel Transfer Pump{1256}
1994/11/01

Woodward Control Assemblies Have Changed Part Numbers To Provide The CE Marking For Electromagnetic Compatibility (EMC) Directives{1264}
1996/05/09

New Basic Governor Groups (Woodward 3161) Have Self-Contained Oil Supply {1264}
1997/12/16

Correct Adjustment Of Fuel Shut-Off Solenoid Shaft Can Prevent Failures
1977/07/13

New Hydramechanical Shutoff Groups Reduce The Occurrence Of Improper Shutdowns {1289}
2000/07/01

Special Instruction

Using The 6V4060 Engine Set Point Indicator Group{0781}
Using The 6V4060 Engine Set Point Indicator Group{0781}

Installation of 2W8511 Cam Loading Spring{1264}
Installation of 2W8511 Cam Loading Spring{1264}

"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}
"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}

Installation of Service Replacement Woodward Governor Group{1264}
Installation of Service Replacement Woodward Governor Group{1264}

Installation and Adjustment of 3161 Governor on 3500 Family of Engines{1264}
Installation and Adjustment of 3161 Governor on 3500 Family of Engines{1264}

Spring Replacement for Type 2 Fuel Injectors{1250}
Spring Replacement for Type 2 Fuel Injectors{1250}

Installation Of Governor Spring Guide{1264}
Installation Of Governor Spring Guide{1264}

Schedules For The On-Fuel Injection Test Stand{0782, 1264}
Schedules For The On-Fuel Injection Test Stand{0782, 1264}

Testing And Adjusting Of The Woodward 3161 Governors On The Fuel Injection Test Bench{1264}
Testing And Adjusting Of The Woodward 3161 Governors On The Fuel Injection Test Bench{1264}

Service Letter-NACD

Product Support Program For Rebuilding Remanufactured 0R4105, 0R8310, 0R4106, 0R8311, 0R8306, 0R8312, 0R8308, 0R8313, And 0R8309 Self-Contained Woodward Governors Used On Certain D11N Tractors; 776B, 776C, 776D, And 784B Tractors; 777B, 777C, 777D, 785, 785B, 785C, 789, 789B, 789C, 793, 793B, And 793C Trucks; 994 Wheel Loaders; And 3508, 3512, 3516, 3606, 3608, 3612, And 3616 Engines
Product Support Program For Rebuilding Remanufactured 0R4105, 0R8310, 0R4106, 0R8311, 0R8306, 0R8312, 0R8308, 0R8313, And 0R8309 Self-Contained Woodward Governors Used On Certain D11N Tractors; 776B, 776C, 776D, And 784B Tractors; 777B, 777C, 777D, 785, 785B, 785C, 789, 789B, 789C, 793, 793B, And 793C Trucks; 994 Wheel Loaders; And 3508, 3512, 3516, 3606, 3608, 3612, And 3616 Engines

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Specifications

Governor Linkage
3500 Marine Engines

Governor Drive
3500 Marine Engines

Service Letter-China

Service Letter-Asia

Systems Operation

Systems Operation
CATERPILLAR 3161 GOVERNOR

Electronic Governors
3500 Marine Engines

Governor - 3161
3500 Marine Engines

Service Letter-APD

Testing and Adjusting

Testing & Adjusting
CATERPILLAR 3161 GOVERNOR

Disassembly and Assembly

Fuel Transfer Pump
3508, 3512 & 3516 MARINE ENGINES

Governor (UG-8)
3508, 3512 & 3516 MARINE ENGINES

Governor (3161)
3508, 3512 & 3516 MARINE ENGINES

Governor Drive
3508, 3512 & 3516 MARINE ENGINES

Fuel Injectors
3508, 3512 & 3516 MARINE ENGINES

Service Magazine

Make Set Point Measurements Easier With The 6V4060 Engine Set Point Indicator{0651}
1982/08/16

Improvement To 1N4679 Control Rod Assembly Increases Range Of Adjustment For Rack{1257}
1982/10/11

Disconnect Fuel Lines And Install Caps Before Unit Injectors Are Removed{1274,1254,1251}
1983/01/17

Installation Procedure For Woodward 3161 and UG8 Governors{1264}
1983/05/30

Explanation Of Engine High Idle RPM And Correct Adjustment Of Engine Setpoint{1264}
1983/11/07

New Shafts Used In Fuel Injection Control Groups{1257}
1983/11/21

Special Procedure Needed To Use The 6V3075 Dial Indicator For Fuel Settings{0653,1257}
1984/03/05

Bolt Used Instead Of Stud In Governor Fastener Group To Prevent Damage To Governor Housing {1264,1287}
1984/04/02

Quadrants Improved In Governor Control Groups{1265,1264}
1984/05/21

New Fuel Injector Assembly Reduces Smoke When Operating At Lower RPM And Load{1251,1250}
1984/11/26

Low Oil Level In Governor Can Cause Erratic Engine RPM{1287}
1985/01/28

Rough Handling Can Move Droop Lever Out Of Position{1264}
1985/08/05

Repair Kits Available For Air Actuator Used In Governor Control Groups{1250}
1985/09/02

Engine Valve Lash And Fuel Injection Timing Adjustment Procedure {1100,1251}
1985/09/16

List Of Mechanical Service Meters For Earlier 3500 Series Engines Using Mechanical Service Meters{1286}
1985/09/23

Comparison Of Fuel Timing Tolerances For Field Settings{1250,1251,1281}
1985/10/28

Nylon Seals Used On Lockwire To Seal Critical Areas; Parts Service Seals Available For NACD Dealers{1257,1264}
1986/03/10

Improved Sleeve Bearing Used In Drive End Of Fuel Injection Pump Housing{1253}
1986/03/10

Incorrect Connection Of Battery Charger Can Open Circuit Breaker And Damage Woodward 2301 Governor Control{1400,1401,4450}
1986/03/24

How To Adjust Arming (Cocking) Pressure On Fuel Ratio Control On Caterpillar 3161 Governors{1050,1278}
1986/05/26

Black Nylon Fuel Seals For Lockwire Available Only To NACD Dealers For Certain Customers{1257,1264}
1986/06/09

Improvements For Caterpillar 3161 Governors{1264}
1986/06/16

Changes Have Been Made To OT Microfiche (Fuel Setting And Related Information){1250,1251,1281}
1986/06/16

More Flexible Lockwire Used With Nylon Seals For Sealing Critical Areas{1257,1264}
1986/09/22

Nylon Seals Used On Lockwire To Seal Critical Areas; All Subsidiary Dealers Can Now Order Parts Service Seals {1257,1264}
1986/11/03

Fuel Ratio Control Diaphragms On 3161 Governors{1278}
1987/02/16

Improved High Idle Display Of The 6V3100 And 8T5300/8T5301 Engine Timing Indicator Groups{0781}
1987/03/16

Improved Fuel Transfer Pump Cover; Weep Hole Moved{1255}
1987/03/23

New Washer Used In Fuel Transfer Pump Group {1256}
1987/03/30

Fuel Injector Trim Bolt {1257}
1987/06/01

Features And Servicing Of The Various Caterpillar 3161 Governors {1264,1278}
1987/06/01

Do Not Use The 5B1401 Cleaning Tool Group To Clean The Orifice In Capsule-Type Fuel Injection Nozzles{0650,1254}
1978/04/24

Use New 6V22 Tool Group To Make Replacement Of Worn Governor Spring Guides{0620}
1978/09/25

Modification To Rack Adjusting Tool Needed For Higher Rack Settings{0654,1257}
1978/10/16

Additional Information For Installing Fuel Injectors{1290,1257}
1988/06/13

Digital Dial Indicator Simplifies Fuel Injection Timing Adjustment{0782,0760,1257,1290}
1988/11/07

9S8100 Tool Group Changed To Use With Fuel Transfer Pump Only{0622}
1979/05/28

Changes Made To 8S2243 And 8S4613 Wrenches Used On Fuel Injection Pumps{0612,1251}
1979/08/06

New 3161 Marine Governor Provides Better Low Idle Stability{1264}
1989/11/13

New "On Engine" Adjustment Procedure For 3161 Woodward Governor {1264,0782}
1990/10/22

Field Replacement Of Spacer To Correct Possible Sticking In Woodward 3161 Governor Electric Shutoff Group{1264}
1990/11/19

Fuel Injection Pump Bushing Torque Increased {1253}
1991/04/01

Remanufactured Type 1 Fuel Injector Assembly Available For 3500 Family Of Engines Equipped With UG8 Governors {1254,1264}
1991/04/01

New Speed Setting Clutch Group For 3161 Woodward Governors{1265}
1991/05/20

End Clearance Specification Changed For Front Shaft In Fuel Injection Control{1251,1258}
1991/10/14

New 3161 Governor With Improved Fuel Limiter{1264}
1993/09/20

HEATER GP-FUEL

Fuel Heaters Are Now Available For Field Installation {1296}
1980/01/07

General Information -- Diesel Fuels In Cold Temperature Operation{1280}
1979/12/17

INJECTION GP-CETANE

Special Instruction

Installation Of 8N6414 Ether Starting Aid Group{1456}
Installation Of 8N6414 Ether Starting Aid Group{1456}

Service Magazine

General Information -- Diesel Fuels In Cold Temperature Operation{1280}
1979/12/17

LINES GP-FUEL

Engine News

Inspect All Engine Oil And Fuel Filter Elements Before Installation
1980/11/12

Use 6V4172 Injector Sleeve When You Clean Fuel Injectors
1981/07/15

Bulged Capsule-Type Fuel Nozzles
1982/10/20

Do Not Use A Wire Brush On Fuel Nozzles
1982/10/20

Service Parts Available For The 5P4150 Nozzle Testing Group
1982/12/15

Disconnect Fuel Lines And Install Caps Before Unit Injectors Are Removed
1983/02/16

Remanufactured Unit Injectors Are Available
1983/08/17

Correct Fuel Line And Elbow Installation Will Prevent Damage To Fuel Manifold And Elbow
1984/02/22

Improvements Made To Fuel Filter Housing
1984/10/24

Additional Information For Correct Fuel Injector Timing
1984/12/12

New Fuel Injector Assembly Reduces Smoke When Operating At Lower RPM And Load
1984/12/12

New Clamp Added To Right Hand Instrument Panel Fuel Filter Differential Lines Group
1985/05/01

Fuel Filter Service Indicators Now Available
1985/07/01

New O-ring Seals And Additional Clamps Used In Instrument Panel Fuel Filter Differential Lines Group
1985/10/01

A Water Separator Can Help Prevent Fuel Injector Damage If Fuel Is Contaminated With Water
1986/01/01

Lubricate Clamp When Installing Unit Injector Assemblies
1986/01/01

Bleed Screw Washer (Seal) Must Be Replaced If Bleed Screw Removed From Fuel Nozzle
1986/04/01

Fuel Injector Reference For 3500 Family Engines
1987/01/01

Checking Injector Synchronization On Engines Equipped With New 11.0 mm Injectors
1987/04/01

Fuel Injector Trim Bolt
1987/06/01

Additional Information For Installing Fuel Injectors
1988/06/01

Replacement Fuel Injector Nozzles With New Nose Cones Available
1988/08/01

One-Piece Tappet (Follower) Used In 11 mm (Type 2) Fuel Injectors
1988/12/01

Fuel Manifolds Changed To Steel
1989/05/01

Check Valve Added To Fuel Injection Lines
1989/05/01

New Clamps With Grommets Used In Fuel Lines
1989/05/01

New Connector With An Orifice Added To Fuel Injection Lines Groups To Help Prevent Cavitation
1989/07/01

New Fuel Injectors Available For Parts Service
1989/09/01

New Fuel Injector Assemblies Used
1989/10/01

Fuel Injector Reference For 3500 Family of Engines
1989/10/01

New 7C9580 Fuel Injector (Type 2) Available To Replace 2W5201 Fuel Injector (Type 1)
1990/06/01

Some Fuel Injectors May Be Used In Mixed Sets
1990/06/01

Improvements To Auxiliary Fuel Filter Housing Assembly
1990/06/01

If Trim Screw On Unit Injector Is Loose, Injector Must Be Replaced
1990/09/01

Additional Clip And Hardware Prevent Damage To Fuel Line Of 4W6887 Instrument Panel
1990/10/01

Remanufactured Type 1 Fuel Injector Assembly Available For 3500 Family Of Engines Equipped With UG8 Governors
1991/04/01

New Fuel Manifolds And Clamps Reduce Vibration Of Fuel Lines
1991/05/01

New Return Spring Used In Unit Injectors
1991/08/01

New And Remanufactured Fuel Injector Reference
1992/05/01

New Fuel Injector Groups Used In Distillate Fuel Applications
1992/08/01

New Fuel Injector Group Help Reduce Plunger And Barrel Seizures
1993/05/01

Fuel Dilution In The Engine Oil{1290,1318}
1994/05/01

New Fuel Filter Housing Assembly Has 180 Degree Supports For Increased Strength{1262}
1996/11/01

Do Not Use Plastic Tubing And Compression Fittings Without An Insert As A Fuel Supply Line
1978/07/05

SOLAS Requirement for Screening Fuel and Oil Line Connections on Marine Engines {1274, 1307}
2003/06/01

A New Fuel Shield is Available {1252}
2005/03/28

Use Care During Disassembly of the Fuel Manifolds {1252, 1274}
2007/10/22

Anti-Splash Tape is Available for Use with Current Fuel Line Shield Groups for 3500 Engines {1067, 1252}
2013/02/01

Special Instruction

Nozzle Assembly Replacement for Type 2 Fuel Injectors{1254}
Nozzle Assembly Replacement for Type 2 Fuel Injectors{1254}

Spring Replacement for Type 2 Fuel Injectors{1250}
Spring Replacement for Type 2 Fuel Injectors{1250}

Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101}
Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101}

Testing Flat-Seat Fuel Injection Valves Using The 5P4150 Nozzle Testing Group{0782, 1254}
Testing Flat-Seat Fuel Injection Valves Using The 5P4150 Nozzle Testing Group{0782, 1254}

Proper Installation of Braided Steel Hoses{7554}
Proper Installation of Braided Steel Hoses{7554}

Service Letter-NACD

The Fuel Injector Bore Needs To Be Machined In The Cylinder Heads Of Certain 3508, 3512, And 3516 Engines
The Fuel Injector Bore Needs To Be Machined In The Cylinder Heads Of Certain 3508, 3512, And 3516 Engines

Remove Certain 0R0906, 0R1756, 0R1758, 0R2921, 0R2922, 0R2923, 0R2924, 0R2925, 0R3051, And 0R3052 Remanufactured Unit Injectors Used On 3500 Engines From Parts Stock
Remove Certain 0R0906, 0R1756, 0R1758, 0R2921, 0R2922, 0R2923, 0R2924, 0R2925, 0R3051, And 0R3052 Remanufactured Unit Injectors Used On 3500 Engines From Parts Stock

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-Brazil

Service Letter-Truck/Ag/Marine

Service Letter-China

Service Letter-Asia

Service Letter-APD

Disassembly and Assembly

Fuel Injectors
3508, 3512 & 3516 MARINE ENGINES

Service Magazine

Use 6V4172 Injector Sleeve When You Clean Fuel Injectors{0622,1250}
1981/07/06

New 6V4950 Injection Line Speed Pickup Group Used With 6V2100 Multitach{0651}
1982/05/03

Do Not Use A Wire Brush On Fuel Nozzles{1254}
1982/09/27

Bulged Capsule-Type Fuel Nozzles{1254}
1982/10/11

Service Parts Available For The 5P4150 Nozzle Testing Group{0651,0652}
1982/11/22

Disconnect Fuel Lines And Install Caps Before Unit Injectors Are Removed{1274,1254,1251}
1983/01/17

Remanufactured Unit Injectors Are Available{1290}
1983/07/11

Crankshaft Positions For Injector Timing And Valve Clearance Settings{0374,1104,1290}
1983/11/21

Correct Fuel Line And Elbow Installation Will Prevent Damage To Fuel Manifold And Elbow{1252}
1984/02/13

Improvements Made To Fuel Filter Housing{1260,1261,1262}
1984/10/22

Additional Information For Correct Fuel Injector Timing{1290}
1984/11/19

New Fuel Injector Assembly Reduces Smoke When Operating At Lower RPM And Load{1251,1250}
1984/11/26

A Water Separator Can Help Prevent Fuel Injector Damage If Fuel Is Contaminated With Water{1263,1250,1273}
1985/12/09

Lubricate Clamp When Installing Unit Injector Assemblies{1290}
1986/01/13

Bleed Screw Washer (Seal) Must Be Replaced If Bleed Screw Removed From Fuel Nozzle{1254}
1986/04/07

Correct Position Of The Bleed Hole In The Fuel Line Adapter{1252}
1986/04/21

How To Adjust Arming (Cocking) Pressure On Fuel Ratio Control On Caterpillar 3161 Governors{1050,1278}
1986/05/26

Test Used Fuel Nozzles Before You Install New Nozzles; Tips On Test Procedures{1254,0651,0336}
1977/02/14

With New 5P7448 Adapter, Earlier Fuel Injection Valves And Nozzles Can Be Tested And Adjusted On The 5P4150 Nozzle Testing Group{0651,1254}
1977/10/31

Fuel Injector Reference For 3500 Family Engines{1290}
1987/01/19

Fuel Ratio Control Diaphragms On 3161 Governors{1278}
1987/02/16

Checking Injector Synchronization On Engines Equipped With New 11.0 mm Injectors{1290}
1987/04/13

Fuel Injector Trim Bolt {1257}
1987/06/01

Features And Servicing Of The Various Caterpillar 3161 Governors {1264,1278}
1987/06/01

Do Not Use The 5B1401 Cleaning Tool Group To Clean The Orifice In Capsule-Type Fuel Injection Nozzles{0650,1254}
1978/04/24

Do Not Use Plastic Tubing And Compression Fittings Without An Insert As A Fuel Supply Line{1274}
1978/06/26

New Drive Adapters For Fuel Injection Test Bench{0650}
1978/09/11

New 1U9139 Universal Fuel Line Pickup Available{0775}
1988/05/23

Additional Information For Installing Fuel Injectors{1290,1257}
1988/06/13

Two 11 mm Injectors Available For Parts Service{1250,1290}
1988/06/20

Replacement Fuel Injector Nozzles With New Nose Cones Available{0706,1254,1290}
1988/07/25

Digital Dial Indicator Simplifies Fuel Injection Timing Adjustment{0782,0760,1257,1290}
1988/11/07

One-Piece Tappet (Follower) Used In 11 mm (Type 2) Fuel Injectors{1290}
1988/11/21

New Larger Capacity Water Separator Is Available{1250}
1979/03/12

Careful, Correct Installation And Maintenance Of Fuel Injection Lines Is Very Important To Prevent Possible Engine Damage, Fire And Other Problems{1252}
1979/04/23

General Information -- Diesel Fuels In Cold Temperature Operation{1280}
1979/12/17

Fuel Manifolds Changed To Steel {1252,1702}
1989/05/01

Check Valve Added To Fuel Injection Lines {1274}
1989/05/22

New Clamps With Grommets Used In Fuel Lines, Turbocharger Oil Supply Lines, And Turbocharger Water Supply Lines {1274,1307,1380}
1989/05/22

New Connector With An Orifice Added To Fuel Injection Lines Groups To Help Prevent Cavitation{1274}
1989/06/26

New Fuel Injectors Available For Parts Service{1290}
1989/08/28

Fuel Injector Reference For 3500 Family Of Engines{1290}
1989/10/02

New Fuel Injector Assemblies Used{1290}
1989/10/16

Some Fuel Injectors May Be Used In Mixed Sets {1290}
1990/05/21

Improvements To Auxiliary Fuel Filter Housing Assembly {1262}
1990/06/11

New 7C9580 Fuel Injector (Type 2) Available To Replace 2W5201 Fuel Injector (Type 1) {1290}
1990/06/11

Additional Clip And Hardware Prevent Damage To Fuel Line Of 4W6887 Instrument Panel{1261}
1990/10/15

Remanufactured Type 1 Fuel Injector Assembly Available For 3500 Family Of Engines Equipped With UG8 Governors {1254,1264}
1991/04/01

New Fuel Manifolds And Clamps Reduce Vibration Of Fuel Lines{1252,1702}
1991/05/27

New Return Spring Used In Unit Injectors {1290}
1991/07/22

New And Remanufactured Fuel Injector Reference{1290}
1992/05/18

New And Remanufactured Fuel Injector Reference {1290}
1993/01/18

New Fuel Injector Group Help Reduce Plunger And Barrel Seizures{1290}
1993/05/31

Fuel Dilution In The Engine Oil{1290,1318}
1994/05/16

LINES GP-FUEL INJECTION

Engine News

Use 6V4172 Injector Sleeve When You Clean Fuel Injectors
1981/07/15

Do Not Use A Wire Brush On Fuel Nozzles
1982/10/20

Disconnect Fuel Lines And Install Caps Before Unit Injectors Are Removed
1983/02/16

Remanufactured Unit Injectors Are Available
1983/08/17

Additional Information For Correct Fuel Injector Timing
1984/12/12

New Fuel Injector Assembly Reduces Smoke When Operating At Lower RPM And Load
1984/12/12

A Water Separator Can Help Prevent Fuel Injector Damage If Fuel Is Contaminated With Water
1986/01/01

Lubricate Clamp When Installing Unit Injector Assemblies
1986/01/01

Bleed Screw Washer (Seal) Must Be Replaced If Bleed Screw Removed From Fuel Nozzle
1986/04/01

Fuel Injector Reference For 3500 Family Engines
1987/01/01

Checking Injector Synchronization On Engines Equipped With New 11.0 mm Injectors
1987/04/01

Fuel Injector Trim Bolt
1987/06/01

Additional Information For Installing Fuel Injectors
1988/06/01

Replacement Fuel Injector Nozzles With New Nose Cones Available
1988/08/01

One-Piece Tappet (Follower) Used In 11 mm (Type 2) Fuel Injectors
1988/12/01

Check Valve Added To Fuel Injection Lines
1989/05/01

New Connector With An Orifice Added To Fuel Injection Lines Groups To Help Prevent Cavitation
1989/07/01

New Fuel Injectors Available For Parts Service
1989/09/01

New Fuel Injector Assemblies Used
1989/10/01

Fuel Injector Reference For 3500 Family of Engines
1989/10/01

New 7C9580 Fuel Injector (Type 2) Available To Replace 2W5201 Fuel Injector (Type 1)
1990/06/01

Some Fuel Injectors May Be Used In Mixed Sets
1990/06/01

If Trim Screw On Unit Injector Is Loose, Injector Must Be Replaced
1990/09/01

Remanufactured Type 1 Fuel Injector Assembly Available For 3500 Family Of Engines Equipped With UG8 Governors
1991/04/01

New Return Spring Used In Unit Injectors
1991/08/01

New And Remanufactured Fuel Injector Reference
1992/05/01

New Fuel Injector Groups Used In Distillate Fuel Applications
1992/08/01

New Fuel Injector Group Help Reduce Plunger And Barrel Seizures
1993/05/01

Fuel Dilution In The Engine Oil{1290,1318}
1994/05/01

Be Sure The Cylinder Head Bore For the Unit Injector Is Clean When the Unit Injector Is Replaced {1290}
1999/07/01

Tightening Torque Increased For Nuts In Fuel Injector Wiring Harness Cap Assembly{1408}
1999/09/01

Fuel Inlet Screens are Removed from Remanufactured Fuel Injectors {1250, 1252}
2003/11/01

Some Older Mechanical Unit Injectors are Being Cancelled {1290}
2004/07/01

A New Fuel Shield is Available {1252}
2005/03/28

Use Care During Disassembly of the Fuel Manifolds {1252, 1274}
2007/10/22

Anti-Splash Tape is Available for Use with Current Fuel Line Shield Groups for 3500 Engines {1067, 1252}
2013/02/01

Special Instruction

Nozzle Assembly Replacement for Type 2 Fuel Injectors{1254}
Nozzle Assembly Replacement for Type 2 Fuel Injectors{1254}

Spring Replacement for Type 2 Fuel Injectors{1250}
Spring Replacement for Type 2 Fuel Injectors{1250}

Testing Flat-Seat Fuel Injection Valves Using The 5P4150 Nozzle Testing Group{0782, 1254}
Testing Flat-Seat Fuel Injection Valves Using The 5P4150 Nozzle Testing Group{0782, 1254}

Proper Installation of Braided Steel Hoses{7554}
Proper Installation of Braided Steel Hoses{7554}

Service Letter-NACD

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-Brazil

Service Letter-Truck/Ag/Marine

Specifications

Fuel Pressure Regulator
3500 Marine Engines

Service Letter-China

Service Letter-Asia

Information Release Memo

CAT REMAN ANNOUNCES AN APPEARANCE CHANGE TO CERTAIN 3406 AND 3500 ELECTRONIC UNIT INJECTORS
CAT REMAN ANNOUNCES AN APPEARANCE CHANGE TO CERTAIN 3406 AND 3500 ELECTRONIC UNIT INJECTORS

APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS

APPEARANCE CHANGE TO CAT� REMAN ELECTRONIC INJECTORS
APPEARANCE CHANGE TO CAT� REMAN ELECTRONIC INJECTORS

Service Letter-APD

Disassembly and Assembly

Fuel Injectors
3508, 3512 & 3516 MARINE ENGINES

Service Magazine

Use 6V4172 Injector Sleeve When You Clean Fuel Injectors{0622,1250}
1981/07/06

New 6V4950 Injection Line Speed Pickup Group Used With 6V2100 Multitach{0651}
1982/05/03

Do Not Use A Wire Brush On Fuel Nozzles{1254}
1982/09/27

Bulged Capsule-Type Fuel Nozzles{1254}
1982/10/11

Service Parts Available For The 5P4150 Nozzle Testing Group{0651,0652}
1982/11/22

Disconnect Fuel Lines And Install Caps Before Unit Injectors Are Removed{1274,1254,1251}
1983/01/17

Remanufactured Unit Injectors Are Available{1290}
1983/07/11

Crankshaft Positions For Injector Timing And Valve Clearance Settings{0374,1104,1290}
1983/11/21

Correct Fuel Line And Elbow Installation Will Prevent Damage To Fuel Manifold And Elbow{1252}
1984/02/13

Additional Information For Correct Fuel Injector Timing{1290}
1984/11/19

New Fuel Injector Assembly Reduces Smoke When Operating At Lower RPM And Load{1251,1250}
1984/11/26

A Water Separator Can Help Prevent Fuel Injector Damage If Fuel Is Contaminated With Water{1263,1250,1273}
1985/12/09

Lubricate Clamp When Installing Unit Injector Assemblies{1290}
1986/01/13

Bleed Screw Washer (Seal) Must Be Replaced If Bleed Screw Removed From Fuel Nozzle{1254}
1986/04/07

Correct Position Of The Bleed Hole In The Fuel Line Adapter{1252}
1986/04/21

Test Used Fuel Nozzles Before You Install New Nozzles; Tips On Test Procedures{1254,0651,0336}
1977/02/14

With New 5P7448 Adapter, Earlier Fuel Injection Valves And Nozzles Can Be Tested And Adjusted On The 5P4150 Nozzle Testing Group{0651,1254}
1977/10/31

Fuel Injector Reference For 3500 Family Engines{1290}
1987/01/19

Checking Injector Synchronization On Engines Equipped With New 11.0 mm Injectors{1290}
1987/04/13

Fuel Injector Trim Bolt {1257}
1987/06/01

Do Not Use The 5B1401 Cleaning Tool Group To Clean The Orifice In Capsule-Type Fuel Injection Nozzles{0650,1254}
1978/04/24

Additional Information For Installing Fuel Injectors{1290,1257}
1988/06/13

Two 11 mm Injectors Available For Parts Service{1250,1290}
1988/06/20

Replacement Fuel Injector Nozzles With New Nose Cones Available{0706,1254,1290}
1988/07/25

Digital Dial Indicator Simplifies Fuel Injection Timing Adjustment{0782,0760,1257,1290}
1988/11/07

One-Piece Tappet (Follower) Used In 11 mm (Type 2) Fuel Injectors{1290}
1988/11/21

Careful, Correct Installation And Maintenance Of Fuel Injection Lines Is Very Important To Prevent Possible Engine Damage, Fire And Other Problems{1252}
1979/04/23

General Information -- Diesel Fuels In Cold Temperature Operation{1280}
1979/12/17

Fuel Manifolds Changed To Steel {1252,1702}
1989/05/01

Check Valve Added To Fuel Injection Lines {1274}
1989/05/22

New Connector With An Orifice Added To Fuel Injection Lines Groups To Help Prevent Cavitation{1274}
1989/06/26

New Fuel Injectors Available For Parts Service{1290}
1989/08/28

Fuel Injector Reference For 3500 Family Of Engines{1290}
1989/10/02

New Fuel Injector Assemblies Used{1290}
1989/10/16

Some Fuel Injectors May Be Used In Mixed Sets {1290}
1990/05/21

New 7C9580 Fuel Injector (Type 2) Available To Replace 2W5201 Fuel Injector (Type 1) {1290}
1990/06/11

Remanufactured Type 1 Fuel Injector Assembly Available For 3500 Family Of Engines Equipped With UG8 Governors {1254,1264}
1991/04/01

New Return Spring Used In Unit Injectors {1290}
1991/07/22

New And Remanufactured Fuel Injector Reference{1290}
1992/05/18

New And Remanufactured Fuel Injector Reference {1290}
1993/01/18

New Fuel Injector Group Help Reduce Plunger And Barrel Seizures{1290}
1993/05/31

Fuel Dilution In The Engine Oil{1290,1318}
1994/05/16

Do Not Reuse the Hold Down Bolts for the Fuel Injectors On All Products that Contain C9 Through C32 Engines {1290}
2014/08/14

LINES GP-FUEL RATIO CONTROL

How To Adjust Arming (Cocking) Pressure On Fuel Ratio Control On Caterpillar 3161 Governors{1050,1278}
1986/05/26

Fuel Ratio Control Diaphragms On 3161 Governors{1278}
1987/02/16

Features And Servicing Of The Various Caterpillar 3161 Governors {1264,1278}
1987/06/01

METER GP-SERVICE

Self-Powered Hour Meters Available{7480,7450}
1987/02/16

Polarity Connections And Use Of Service Meter Films When Service Meter Kits Are Installed{7480,7000}
1987/02/16

Fuse And Wire Assembly Is Available For Protection Of Earlier 6N5906 Service Meters{7480}
1979/01/29

More Potting Material Now Used In 6N5906 Electric Service Meter{7480}
1979/11/26

MISCELLANEOUS INFORMATION

Engine News

Fuel Heaters Are Now Available For Field Installation
1980/01/09

Inspect All Engine Oil And Fuel Filter Elements Before Installation
1980/11/12

Use 6V4172 Injector Sleeve When You Clean Fuel Injectors
1981/07/15

Explanation Of Differences In Timing Advance Information
1981/08/26

Disconnect Fuel Lines And Install Caps Before Unit Injectors Are Removed
1983/02/16

Restarting Engines Without A Fuel Priming Pump
1985/10/01

New O-ring Seals And Additional Clamps Used In Instrument Panel Fuel Filter Differential Lines Group
1985/10/01

Nylon Seals Used On Lockwire To Seal Critical Areas; Parts Service Seals Available For NACD Dealers
1986/03/01

Black Nylon Fuel Seals For Lockwire Available Only To NACD Dealers For Certain Customers
1986/06/01

Changes Have Been Made To 0T Microfiche (Fuel Setting And Related Information)
1986/07/01

More Flexible Lockwire Used With Nylon Seals For Sealing Critical Areas
1986/10/01

New Fuel Injector Assemblies Used
1989/10/01

Fuel Injector Reference For 3500 Family of Engines
1989/10/01

If Trim Screw On Unit Injector Is Loose, Injector Must Be Replaced
1990/09/01

Remanufactured Type 1 Fuel Injector Assembly Available For 3500 Family Of Engines Equipped With UG8 Governors
1991/04/01

Fuel Injection Pump Bushing Torque Increased
1991/04/01

New And Remanufactured Fuel Injector Reference
1992/05/01

New Fuel Injector Group Help Reduce Plunger And Barrel Seizures
1993/05/01

Special Instruction

Installation of 2W8511 Cam Loading Spring{1264}
Installation of 2W8511 Cam Loading Spring{1264}

Use And Maintenance Of 8T0910 Fuel Sulfur Analyzer Group{0786, 1280}
Use And Maintenance Of 8T0910 Fuel Sulfur Analyzer Group{0786, 1280}

Installation of 7C9760 (12V) or 8N3569 (24V) Fuel Boost Pump Group{1250, 1256, 1260}
Installation of 7C9760 (12V) or 8N3569 (24V) Fuel Boost Pump Group{1250, 1256, 1260}

Use of 4C8753 Extended Collet{1250}
Use of 4C8753 Extended Collet{1250}

Upgrading Alternators To Include An Integrated Circuit Regulator{1405, 1410}
Upgrading Alternators To Include An Integrated Circuit Regulator{1405, 1410}

3500 Electronic Unit Injection (EUI) Fuel Priming Procedure{1250, 1258}
3500 Electronic Unit Injection (EUI) Fuel Priming Procedure{1250, 1258}

Service Letter-NACD

PRODUCT IMPROVEMENT PROGRAM FOR REPLACIING THE 7N5378 MUI FUEL LEVER ON CERTAIN 3508, 3512, AND 3516 INDUSTRIAL, MARINE, AND GENERATOR SET ENGINES
PRODUCT IMPROVEMENT PROGRAM FOR REPLACIING THE 7N5378 MUI FUEL LEVER ON CERTAIN 3508, 3512, AND 3516 INDUSTRIAL, MARINE, AND GENERATOR SET ENGINES

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-Brazil

Service Letter-Truck/Ag/Marine

Service Letter-China

Service Letter-Asia

Systems Operation

Fuel System Operation
3500 Marine Engines

Service Letter-APD

Service Magazine

Fuel Heaters Are Now Available For Field Installation {1296}
1980/01/07

New Regulator And Field Coil Assemblies Used{1410,1405}
1981/11/23

Correct Use Of 6V2023 Flow Check Adapter Group Is Important To Prevent Damage To An Engine{0651,0654,1250}
1982/03/22

Lubricant Recommendations Changed For All Caterpillar Engines To Combat Effects Of Fuel Sulfur{1318,0375,0374,1280}
1982/05/03

Make Set Point Measurements Easier With The 6V4060 Engine Set Point Indicator{0651}
1982/08/16

Do Not Use A Wire Brush On Fuel Nozzles{1254}
1982/09/27

Improvement To Engine Overspeed Alarm System{7410,7418}
1982/09/27

Bulged Capsule-Type Fuel Nozzles{1254}
1982/10/11

Improvement To 1N4679 Control Rod Assembly Increases Range Of Adjustment For Rack{1257}
1982/10/11

Service Parts Available For The 5P4150 Nozzle Testing Group{0651,0652}
1982/11/22

Disconnect Fuel Lines And Install Caps Before Unit Injectors Are Removed{1274,1254,1251}
1983/01/17

Installation Procedure For Woodward 3161 and UG8 Governors{1264}
1983/05/30

Remanufactured Unit Injectors Are Available{1290}
1983/07/11

Explanation Of Engine High Idle RPM And Correct Adjustment Of Engine Setpoint{1264}
1983/11/07

New Shafts Used In Fuel Injection Control Groups{1257}
1983/11/21

Crankshaft Positions For Injector Timing And Valve Clearance Settings{0374,1104,1290}
1983/11/21

Correct Fuel Line And Elbow Installation Will Prevent Damage To Fuel Manifold And Elbow{1252}
1984/02/13

Special Procedure Needed To Use The 6V3075 Dial Indicator For Fuel Settings{0653,1257}
1984/03/05

Improvements Made To Fuel Filter Housing{1260,1261,1262}
1984/10/22

New Heat Shield For Wiring To Electrical Shutoff Group{7400,7403,7418}
1984/10/29

New Fuel Injector Assembly Reduces Smoke When Operating At Lower RPM And Load{1251,1250}
1984/11/26

Use Caterpillar 6V50 Engine Timing Indicator For Accurate Readings{0782,0785,0775}
1985/05/27

Check 5P7435 Tee Adapter Groups In The 6V3100 Engine Timing Indicator Groups{0782}
1985/06/03

Voltage Regulator Cross Reference Chart{1410,1405}
1985/07/01

Repair Kits Available For Air Actuator Used In Governor Control Groups{1250}
1985/09/02

List Of Mechanical Service Meters For Earlier 3500 Series Engines Using Mechanical Service Meters{1286}
1985/09/23

Restarting Engines Without A Fuel Priming Pump{1250,1258}
1985/09/30

Two, New Top Dead Center Magnetic Transducers Available{0651,0653,1214,1250}
1985/10/07

Comparison Of Fuel Timing Tolerances For Field Settings{1250,1251,1281}
1985/10/28

Engine Information Plate Contains More Data; Use Of Performance Specifications{1250,7557}
1985/10/28

Oil Pressure Shutdown Specifications Change For Hydramechanical Shutoff System{1085}
1985/11/25

A Water Separator Can Help Prevent Fuel Injector Damage If Fuel Is Contaminated With Water{1263,1250,1273}
1985/12/09

Fuel Sulfur Analyzer Available{0651,1280,1318}
1986/01/13

Lubricate Clamp When Installing Unit Injector Assemblies{1290}
1986/01/13

Nylon Seals Used On Lockwire To Seal Critical Areas; Parts Service Seals Available For NACD Dealers{1257,1264}
1986/03/10

Improved Sleeve Bearing Used In Drive End Of Fuel Injection Pump Housing{1253}
1986/03/10

Incorrect Connection Of Battery Charger Can Open Circuit Breaker And Damage Woodward 2301 Governor Control{1400,1401,4450}
1986/03/24

Bleed Screw Washer (Seal) Must Be Replaced If Bleed Screw Removed From Fuel Nozzle{1254}
1986/04/07

Correct Position Of The Bleed Hole In The Fuel Line Adapter{1252}
1986/04/21

How To Adjust Arming (Cocking) Pressure On Fuel Ratio Control On Caterpillar 3161 Governors{1050,1278}
1986/05/26

Improvements For Caterpillar 3161 Governors{1264}
1986/06/16

Update Information For Caterpillar Fuel Injection Equipment Test Stand{0782}
1986/06/16

Changes Have Been Made To OT Microfiche (Fuel Setting And Related Information){1250,1251,1281}
1986/06/16

More Flexible Lockwire Used With Nylon Seals For Sealing Critical Areas{1257,1264}
1986/09/22

Adjust Bosch Solenoid If Replaced Or Reinstalled{1407,1453}
1986/11/10

Test Used Fuel Nozzles Before You Install New Nozzles; Tips On Test Procedures{1254,0651,0336}
1977/02/14

Diesel Fuel Recommendation Expanded{1280}
1977/02/14

Correct Adjustment Of Fuel Shut-Off Solenoid Shaft Can Prevent Failures{1259}
1977/08/08

With New 5P7448 Adapter, Earlier Fuel Injection Valves And Nozzles Can Be Tested And Adjusted On The 5P4150 Nozzle Testing Group{0651,1254}
1977/10/31

Fuel Injector Reference For 3500 Family Engines{1290}
1987/01/19

Improved High Idle Display Of The 6V3100 And 8T5300/8T5301 Engine Timing Indicator Groups{0781}
1987/03/16

Improved Fuel Transfer Pump Cover; Weep Hole Moved{1255}
1987/03/23

Fuel Injection Timing Adjustment{1250}
1987/04/20

Improved Fuel Priming Pump Used{1258}
1987/04/20

Black Light Leak Detection Kit Available For Oil, Fuel and Cooling Systems {0774,1250,1300,1350}
1987/05/11

Probable Causes Of Low Fuel Delivery During Testing On Fuel Injection Test Benches{0650,1250}
1978/02/06

Do Not Use The 5B1401 Cleaning Tool Group To Clean The Orifice In Capsule-Type Fuel Injection Nozzles{0650,1254}
1978/04/24

Do Not Use Plastic Tubing And Compression Fittings Without An Insert As A Fuel Supply Line{1274}
1978/06/26

New Drive Adapters For Fuel Injection Test Bench{0650}
1978/09/11

Use New 6V22 Tool Group To Make Replacement Of Worn Governor Spring Guides{0620}
1978/09/25

Adjustment Procedures And Lubrication Recommendations For Drive Pulleys On Caterpillar Fuel Injection Test Bench{0652}
1978/09/25

Caterpillar Fuel Injection Test Bench Book{0374}
1978/10/16

Modification To Rack Adjusting Tool Needed For Higher Rack Settings{0654,1257}
1978/10/16

New FT2253 Cable Assembly Drawing Available For Kent-Moore Fuel Injection Test Bench{0782}
1988/01/04

Some Components Of The Variable Pulley And Adjustable Pulley On The Kent-Moore Fuel Injection Test Bench Are Available From Caterpillar{0782}
1988/04/18

New 1U9139 Universal Fuel Line Pickup Available{0775}
1988/05/23

Additional Information For Installing Fuel Injectors{1290,1257}
1988/06/13

Digital Dial Indicator Simplifies Fuel Injection Timing Adjustment{0782,0760,1257,1290}
1988/11/07

One-Piece Tappet (Follower) Used In 11 mm (Type 2) Fuel Injectors{1290}
1988/11/21

Fuse And Wire Assembly Is Available For Protection Of Earlier 6N5906 Service Meters{7480}
1979/01/29

High Sulfur Fuel Can Cause Severe Engine Wear And Internal Damage{1280}
1979/02/05

9S8100 Tool Group Changed To Use With Fuel Transfer Pump Only{0622}
1979/05/28

Why Engines Are Damaged By Fuel Sulfur{1104,1216,1280,1318,1215}
1979/08/27

More Potting Material Now Used In 6N5906 Electric Service Meter{7480}
1979/11/26

Fuel Sulfur-Your Diesel's Silent Enemy{0375,1280}
1979/12/17

General Information -- Diesel Fuels In Cold Temperature Operation{1280}
1979/12/17

New Connector With An Orifice Added To Fuel Injection Lines Groups To Help Prevent Cavitation{1274}
1989/06/26

Improved Control Rod Assembly Used In Fuel Injection Control Groups{1298}
1989/07/24

New Fuel Injectors Available For Parts Service{1290}
1989/08/28

New Fuel Injector Assemblies Used{1290}
1989/10/16

New Shaft Assembly And Lever Assembly Used In Air Shut-Off Group{7418,1078}
1989/10/23

New 3161 Marine Governor Provides Better Low Idle Stability{1264}
1989/11/13

New Plug Used In Front Housing For Fuel Injection Control Group{1151,1298}
1990/03/05

New Water Regulator Prevents Leakage{1355,1393}
1990/06/25

Additional Clip And Hardware Prevent Damage To Fuel Line Of 4W6887 Instrument Panel{1261}
1990/10/15

New "On Engine" Adjustment Procedure For 3161 Woodward Governor {1264,0782}
1990/10/22

Field Replacement Of Spacer To Correct Possible Sticking In Woodward 3161 Governor Electric Shutoff Group{1264}
1990/11/19

New Fuel Manifolds And Clamps Reduce Vibration Of Fuel Lines{1252,1702}
1991/05/27

End Clearance Specification Changed For Front Shaft In Fuel Injection Control{1251,1258}
1991/10/14

New And Remanufactured Fuel Injector Reference{1290}
1992/05/18

New Fuel Injector Group Help Reduce Plunger And Barrel Seizures{1290}
1993/05/31

New 3161 Governor With Improved Fuel Limiter{1264}
1993/09/20

Use 134-5195 Adapter Cable For T-harness In Electronic Control Systems{1900,0781}
1998/03/09

NOZZLE AS-FUEL VALVE

Special Instruction

Nozzle Assembly Replacement for Type 2 Fuel Injectors{1254}
Nozzle Assembly Replacement for Type 2 Fuel Injectors{1254}

Spring Replacement for Type 2 Fuel Injectors{1250}
Spring Replacement for Type 2 Fuel Injectors{1250}

3500 Electronic Unit Injection (EUI) Fuel Priming Procedure{1250, 1258}
3500 Electronic Unit Injection (EUI) Fuel Priming Procedure{1250, 1258}

Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101}
Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101}

Testing Flat-Seat Fuel Injection Valves Using The 5P4150 Nozzle Testing Group{0782, 1254}
Testing Flat-Seat Fuel Injection Valves Using The 5P4150 Nozzle Testing Group{0782, 1254}

Service Letter-NACD

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-Brazil

Service Letter-Truck/Ag/Marine

Service Letter-China

Service Letter-Asia

Service Letter-APD

Service Magazine

Do Not Use A Wire Brush On Fuel Nozzles{1254}
1982/09/27

Bulged Capsule-Type Fuel Nozzles{1254}
1982/10/11

Service Parts Available For The 5P4150 Nozzle Testing Group{0651,0652}
1982/11/22

Bleed Screw Washer (Seal) Must Be Replaced If Bleed Screw Removed From Fuel Nozzle{1254}
1986/04/07

Test Used Fuel Nozzles Before You Install New Nozzles; Tips On Test Procedures{1254,0651,0336}
1977/02/14

With New 5P7448 Adapter, Earlier Fuel Injection Valves And Nozzles Can Be Tested And Adjusted On The 5P4150 Nozzle Testing Group{0651,1254}
1977/10/31

Fuel Injector Reference For 3500 Family Engines{1290}
1987/01/19

Fuel Injector Trim Bolt {1257}
1987/06/01

Do Not Use The 5B1401 Cleaning Tool Group To Clean The Orifice In Capsule-Type Fuel Injection Nozzles{0650,1254}
1978/04/24

New Drive Adapters For Fuel Injection Test Bench{0650}
1978/09/11

Additional Information For Installing Fuel Injectors{1290,1257}
1988/06/13

Replacement Fuel Injector Nozzles With New Nose Cones Available{0706,1254,1290}
1988/07/25

One-Piece Tappet (Follower) Used In 11 mm (Type 2) Fuel Injectors{1290}
1988/11/21

New Fuel Injectors Available For Parts Service{1290}
1989/08/28

Fuel Injector Reference For 3500 Family Of Engines{1290}
1989/10/02

New Fuel Injector Assemblies Used{1290}
1989/10/16

Some Fuel Injectors May Be Used In Mixed Sets {1290}
1990/05/21

New 7C9580 Fuel Injector (Type 2) Available To Replace 2W5201 Fuel Injector (Type 1) {1290}
1990/06/11

Remanufactured Type 1 Fuel Injector Assembly Available For 3500 Family Of Engines Equipped With UG8 Governors {1254,1264}
1991/04/01

New Return Spring Used In Unit Injectors {1290}
1991/07/22

New And Remanufactured Fuel Injector Reference{1290}
1992/05/18

New And Remanufactured Fuel Injector Reference {1290}
1993/01/18

New Fuel Injector Group Help Reduce Plunger And Barrel Seizures{1290}
1993/05/31

Fuel Dilution In The Engine Oil{1290,1318}
1994/05/16

NOZZLE GP-UNIT INJECTOR

Engine News

Cat® Reman Announces the Availability of Additional Engine Components for Certain Engine Applications {1052, 1053, 108F, 1210, 1265, 1290, 1405, 1901, 5510}
2015/06/26

Special Instruction

Testing Flat-Seat Fuel Injection Valves Using The 5P4150 Nozzle Testing Group{0782, 1254}
Testing Flat-Seat Fuel Injection Valves Using The 5P4150 Nozzle Testing Group{0782, 1254}

Service Letter-NACD

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-Brazil

Service Letter-Truck/Ag/Marine

Service Letter-China

Service Letter-Asia

Service Letter-APD

Service Magazine

New 7C9580 Fuel Injector (Type 2) Available To Replace 2W5201 Fuel Injector (Type 1) {1290}
1990/06/11

Remanufactured Type 1 Fuel Injector Assembly Available For 3500 Family Of Engines Equipped With UG8 Governors {1254,1264}
1991/04/01

New And Remanufactured Fuel Injector Reference {1290}
1993/01/18

Fuel Dilution In The Engine Oil{1290,1318}
1994/05/16

PUMP GP-FUEL INJECTION

Engine News

Use 6V4172 Injector Sleeve When You Clean Fuel Injectors
1981/07/15

Explanation Of Differences In Timing Advance Information
1981/08/26

Bulged Capsule-Type Fuel Nozzles
1982/10/20

Improvement To 1N4679 Control Rod Assembly Increases Range Of Adjustment For Rack
1982/10/20

Do Not Use A Wire Brush On Fuel Nozzles
1982/10/20

Service Parts Available For The 5P4150 Nozzle Testing Group
1982/12/15

Disconnect Fuel Lines And Install Caps Before Unit Injectors Are Removed
1983/02/16

Installation Procedure For Woodward 3161 and UG8 Governors
1983/07/06

Remanufactured Unit Injectors Are Available
1983/08/17

New Shafts Used In Fuel Injection Control Groups
1983/11/30

Inspect Camshaft And Lifters After A Failure In The Valve Mechanism Area
1984/01/18

Bolt Used Instead Of Stud In Governor Fastener Group To Prevent Damage To Governor Housing
1984/04/11

Quadrants Improved In Governor Control Groups
1984/07/11

Additional Information For Correct Fuel Injector Timing
1984/12/12

New Fuel Injector Assembly Reduces Smoke When Operating At Lower RPM And Load
1984/12/12

Improved Valve Mechanism Cover Group Has A New Valve Cover And Seal
1985/01/16

Low Oil Level In Governor Can Cause Erratic Engine RPM
1985/02/01

Valve Mechanism Groups Use New Lifter Assemblies
1985/08/01

Repair Kits Available For Air Actuator Used In Governor Control Groups
1985/09/01

Engine Valve Lash And Fuel Injection Timing Adjustment Procedure
1985/09/01

A Water Separator Can Help Prevent Fuel Injector Damage If Fuel Is Contaminated With Water
1986/01/01

Lubricate Clamp When Installing Unit Injector Assemblies
1986/01/01

Improved Sleeve Bearing Used In Drive End Of Fuel Injection Pump Housing
1986/03/01

Incorrect Connection Of Battery Charger Can Open Circuit Breaker And Damage Woodward 2301 Governor Control
1986/04/01

Bleed Screw Washer (Seal) Must Be Replaced If Bleed Screw Removed From Fuel Nozzle
1986/04/01

How To Adjust Arming Pressure On Fuel Ratio Control On Caterpillar 3161 Governor
1986/06/01

Update Information For Caterpillar Fuel Injection Equipment Test Stand
1986/07/01

Improvements For Caterpillar 3161 Governors
1986/07/01

Fuel Injector Reference For 3500 Family Engines
1987/01/01

Fuel Ratio Control Diaphragms On 3161 Governors
1987/02/01

Improved Fuel Transfer Pump Cover; Weep Hole Moved
1987/03/01

Checking Injector Synchronization On Engines Equipped With New 11.0 mm Injectors
1987/04/01

New Washer Used In Fuel Transfer Pump Group
1987/04/01

Initial Start Of Engine Using An EGB29P Governor/Actuator After Filling With Oil
1987/05/01

Features And Servicing Of The Various Caterpillar 3161 Governors
1987/06/01

Fuel Injector Trim Bolt
1987/06/01

Additional Information For Installing Fuel Injectors
1988/06/01

Two 11 mm Injectors Available For Parts Service
1988/07/01

Replacement Fuel Injector Nozzles With New Nose Cones Available
1988/08/01

One-Piece Tappet (Follower) Used In 11 mm (Type 2) Fuel Injectors
1988/12/01

Check Valve Added To Fuel Injection Lines
1989/05/01

New Connector With An Orifice Added To Fuel Injection Lines Groups To Help Prevent Cavitation
1989/07/01

Improved Control Rod Assembly Used In Fuel Injection Control Groups
1989/08/01

New Fuel Injectors Available For Parts Service
1989/09/01

New Fuel Injector Assemblies Used
1989/10/01

Fuel Injector Reference For 3500 Family of Engines
1989/10/01

New 7C9580 Fuel Injector (Type 2) Available To Replace 2W5201 Fuel Injector (Type 1)
1990/06/01

Some Fuel Injectors May Be Used In Mixed Sets
1990/06/01

If Trim Screw On Unit Injector Is Loose, Injector Must Be Replaced
1990/09/01

New "On Engine" Adjustment Procedure For 3161 Woodward Governor
1990/10/01

Remanufactured Type 1 Fuel Injector Assembly Available For 3500 Family Of Engines Equipped With UG8 Governors
1991/04/01

Fuel Injection Pump Bushing Torque Increased
1991/04/01

New Speed Setting Clutch Group For 3161 Woodward Governors
1991/06/01

New Return Spring Used In Unit Injectors
1991/08/01

End Clearance Specification Changed For Front Shaft In Fuel Injection Control
1991/10/01

New And Remanufactured Fuel Injector Reference
1992/05/01

New Fuel Injector Groups Used In Distillate Fuel Applications
1992/08/01

New And Remanufactured Fuel Injector Reference
1993/01/01

New Fuel Injector Group Help Reduce Plunger And Barrel Seizures
1993/05/01

New 3161 Governor With Improved Fuel Limiter
1993/09/01

Fuel Dilution In The Engine Oil{1290,1318}
1994/05/01

New Seals Extend Life of Fuel Transfer Pump{1256}
1994/11/01

Woodward Control Assemblies Have Changed Part Numbers To Provide The CE Marking For Electromagnetic Compatibility (EMC) Directives{1264}
1996/05/09

Be Sure The Cylinder Head Bore For the Unit Injector Is Clean When the Unit Injector Is Replaced {1290}
1999/07/01

Tightening Torque Increased For Nuts In Fuel Injector Wiring Harness Cap Assembly{1408}
1999/09/01

Correct Adjustment Of Fuel Shut-Off Solenoid Shaft Can Prevent Failures
1977/07/13

Some Older Mechanical Unit Injectors are Being Cancelled {1290}
2004/07/01

Troubleshooting Engines with Mechanical Unit Injection (MUI) {1000, 1254}
2006/01/02

Do not Use the 1U-6661 Pop Tester Gp to Test Unit Injectors {0782, 1251, 1254, 1290, 1713}
2008/11/24

Do not Use the 1U-6661 Pop Tester Gp or the 6V-4022 Fuel Injector Tester to Test Unit Injectors {0782, 1251, 1254, 1290, 1713}
2008/12/01

Do not Use the 6V-4022 Fuel Injector Tester to Test Unit Injectors {0782, 1251, 1254, 1290, 1713}
2008/12/01

New Fuel Injectors Are Used on Certain 3500 Engines {1251, 1290}
2012/06/08

Special Instruction

Installation of 2W8511 Cam Loading Spring{1264}
Installation of 2W8511 Cam Loading Spring{1264}

"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}
"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}

Installation of Service Replacement Woodward Governor Group{1264}
Installation of Service Replacement Woodward Governor Group{1264}

Nozzle Assembly Replacement for Type 2 Fuel Injectors{1254}
Nozzle Assembly Replacement for Type 2 Fuel Injectors{1254}

Installation and Adjustment of 3161 Governor on 3500 Family of Engines{1264}
Installation and Adjustment of 3161 Governor on 3500 Family of Engines{1264}

Spring Replacement for Type 2 Fuel Injectors{1250}
Spring Replacement for Type 2 Fuel Injectors{1250}

3500 Electronic Unit Injection (EUI) Fuel Priming Procedure{1250, 1258}
3500 Electronic Unit Injection (EUI) Fuel Priming Procedure{1250, 1258}

Installation Of Governor Spring Guide{1264}
Installation Of Governor Spring Guide{1264}

Installation Of 8N6414 Ether Starting Aid Group{1456}
Installation Of 8N6414 Ether Starting Aid Group{1456}

Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101}
Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101}

Testing Flat-Seat Fuel Injection Valves Using The 5P4150 Nozzle Testing Group{0782, 1254}
Testing Flat-Seat Fuel Injection Valves Using The 5P4150 Nozzle Testing Group{0782, 1254}

Performing a Multiple Cylinder Cutout Test {1290}
Performing a Multiple Cylinder Cutout Test {1290}

Determining the Cause of Fuel Dilution of Engine Oil {1101, 1124, 1251, 1280, 1290}
Determining the Cause of Fuel Dilution of Engine Oil {1101, 1124, 1251, 1280, 1290}

Parts to Replace in the Event of Hydraulic Lock or Piston to Valve Contact{1000, 1102, 1216, 1225, 1250, 1290}
Parts to Replace in the Event of Hydraulic Lock or Piston to Valve Contact{1000, 1102, 1216, 1225, 1250, 1290}

Procedure to Properly Tighten the Nuts on the Solenoid Studs on Electronic Unit Injectors (EUI){1290, 1408, 1900}
Procedure to Properly Tighten the Nuts on the Solenoid Studs on Electronic Unit Injectors (EUI){1290, 1408, 1900}

Service Letter-NACD

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-Brazil

Service Letter-Truck/Ag/Marine

Specifications

Fuel Injector Mechanism
3500 Marine Engines

Service Letter-China

Service Letter-Asia

Systems Operation

Fuel Injector
3500 Marine Engines

Fuel Injection Cycle
3500 Marine Engines

Information Release Memo

CAT REMAN ANNOUNCES AN APPEARANCE CHANGE TO CERTAIN 3406 AND 3500 ELECTRONIC UNIT INJECTORS
CAT REMAN ANNOUNCES AN APPEARANCE CHANGE TO CERTAIN 3406 AND 3500 ELECTRONIC UNIT INJECTORS

APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS

APPEARANCE CHANGE TO CAT� REMAN ELECTRONIC INJECTORS
APPEARANCE CHANGE TO CAT� REMAN ELECTRONIC INJECTORS

Service Letter-APD

Testing and Adjusting

Crankshaft Position for Fuel Injector Adjustment and Valve Lash Setting
3500 Marine Engines

Fuel Injector Timing
3500 Marine Engines

Fuel Injector Synchronization
3500 Marine Engines

Checking Engine Cylinders
3500 Marine Engines

Disassembly and Assembly

Fuel Transfer Pump
3508, 3512 & 3516 MARINE ENGINES

Governor (UG-8)
3508, 3512 & 3516 MARINE ENGINES

Governor (3161)
3508, 3512 & 3516 MARINE ENGINES

Governor Drive
3508, 3512 & 3516 MARINE ENGINES

Fuel Injectors
3508, 3512 & 3516 MARINE ENGINES

Service Magazine

Use 6V4172 Injector Sleeve When You Clean Fuel Injectors{0622,1250}
1981/07/06

New 6V4950 Injection Line Speed Pickup Group Used With 6V2100 Multitach{0651}
1982/05/03

Do Not Use A Wire Brush On Fuel Nozzles{1254}
1982/09/27

Bulged Capsule-Type Fuel Nozzles{1254}
1982/10/11

Service Parts Available For The 5P4150 Nozzle Testing Group{0651,0652}
1982/11/22

Disconnect Fuel Lines And Install Caps Before Unit Injectors Are Removed{1274,1254,1251}
1983/01/17

Installation Procedure For Woodward 3161 and UG8 Governors{1264}
1983/05/30

Remanufactured Unit Injectors Are Available{1290}
1983/07/11

Explanation Of Engine High Idle RPM And Correct Adjustment Of Engine Setpoint{1264}
1983/11/07

New Shafts Used In Fuel Injection Control Groups{1257}
1983/11/21

Crankshaft Positions For Injector Timing And Valve Clearance Settings{0374,1104,1290}
1983/11/21

Bolt Used Instead Of Stud In Governor Fastener Group To Prevent Damage To Governor Housing {1264,1287}
1984/04/02

Quadrants Improved In Governor Control Groups{1265,1264}
1984/05/21

Additional Information For Correct Fuel Injector Timing{1290}
1984/11/19

New Fuel Injector Assembly Reduces Smoke When Operating At Lower RPM And Load{1251,1250}
1984/11/26

Valve Lash Adjustment Not A Warranty Item {1102,1105}
1985/01/14

Rough Handling Can Move Droop Lever Out Of Position{1264}
1985/08/05

Engine Valve Lash And Fuel Injection Timing Adjustment Procedure {1100,1251}
1985/09/16

List Of Mechanical Service Meters For Earlier 3500 Series Engines Using Mechanical Service Meters{1286}
1985/09/23

Comparison Of Fuel Timing Tolerances For Field Settings{1250,1251,1281}
1985/10/28

A Water Separator Can Help Prevent Fuel Injector Damage If Fuel Is Contaminated With Water{1263,1250,1273}
1985/12/09

Lubricate Clamp When Installing Unit Injector Assemblies{1290}
1986/01/13

Nylon Seals Used On Lockwire To Seal Critical Areas; Parts Service Seals Available For NACD Dealers{1257,1264}
1986/03/10

Improved Sleeve Bearing Used In Drive End Of Fuel Injection Pump Housing{1253}
1986/03/10

Bleed Screw Washer (Seal) Must Be Replaced If Bleed Screw Removed From Fuel Nozzle{1254}
1986/04/07

Black Nylon Fuel Seals For Lockwire Available Only To NACD Dealers For Certain Customers{1257,1264}
1986/06/09

Improvements For Caterpillar 3161 Governors{1264}
1986/06/16

Update Information For Caterpillar Fuel Injection Equipment Test Stand{0782}
1986/06/16

Changes Have Been Made To OT Microfiche (Fuel Setting And Related Information){1250,1251,1281}
1986/06/16

More Flexible Lockwire Used With Nylon Seals For Sealing Critical Areas{1257,1264}
1986/09/22

Nylon Seals Used On Lockwire To Seal Critical Areas; All Subsidiary Dealers Can Now Order Parts Service Seals {1257,1264}
1986/11/03

New Tie Bars Improve Stability Of The Fuel Injection Test Bench{0652}
1977/01/17

Test Used Fuel Nozzles Before You Install New Nozzles; Tips On Test Procedures{1254,0651,0336}
1977/02/14

With New 5P7448 Adapter, Earlier Fuel Injection Valves And Nozzles Can Be Tested And Adjusted On The 5P4150 Nozzle Testing Group{0651,1254}
1977/10/31

Fuel Injector Reference For 3500 Family Engines{1290}
1987/01/19

Improved Fuel Transfer Pump Cover; Weep Hole Moved{1255}
1987/03/23

New Washer Used In Fuel Transfer Pump Group {1256}
1987/03/30

Checking Injector Synchronization On Engines Equipped With New 11.0 mm Injectors{1290}
1987/04/13

Fuel Injection Timing Adjustment{1250}
1987/04/20

Fuel Injector Trim Bolt {1257}
1987/06/01

Features And Servicing Of The Various Caterpillar 3161 Governors {1264,1278}
1987/06/01

Probable Causes Of Low Fuel Delivery During Testing On Fuel Injection Test Benches{0650,1250}
1978/02/06

Do Not Use The 5B1401 Cleaning Tool Group To Clean The Orifice In Capsule-Type Fuel Injection Nozzles{0650,1254}
1978/04/24

New Drive Adapters For Fuel Injection Test Bench{0650}
1978/09/11

Use New 6V22 Tool Group To Make Replacement Of Worn Governor Spring Guides{0620}
1978/09/25

Adjustment Procedures And Lubrication Recommendations For Drive Pulleys On Caterpillar Fuel Injection Test Bench{0652}
1978/09/25

Caterpillar Fuel Injection Test Bench Book{0374}
1978/10/16

New FT2253 Cable Assembly Drawing Available For Kent-Moore Fuel Injection Test Bench{0782}
1988/01/04

Some Components Of The Variable Pulley And Adjustable Pulley On The Kent-Moore Fuel Injection Test Bench Are Available From Caterpillar{0782}
1988/04/18

Additional Information For Installing Fuel Injectors{1290,1257}
1988/06/13

Two 11 mm Injectors Available For Parts Service{1250,1290}
1988/06/20

Replacement Fuel Injector Nozzles With New Nose Cones Available{0706,1254,1290}
1988/07/25

New Rocker Arm Shaft Assembly and Bolts Used{1102}
1988/09/05

Digital Dial Indicator Simplifies Fuel Injection Timing Adjustment{0782,0760,1257,1290}
1988/11/07

One-Piece Tappet (Follower) Used In 11 mm (Type 2) Fuel Injectors{1290}
1988/11/21

Careful, Correct Installation And Maintenance Of Fuel Injection Lines Is Very Important To Prevent Possible Engine Damage, Fire And Other Problems{1252}
1979/04/23

9S8100 Tool Group Changed To Use With Fuel Transfer Pump Only{0622}
1979/05/28

Changes Made To 8S2243 And 8S4613 Wrenches Used On Fuel Injection Pumps{0612,1251}
1979/08/06

General Information -- Diesel Fuels In Cold Temperature Operation{1280}
1979/12/17

Check Valve Added To Fuel Injection Lines {1274}
1989/05/22

New Connector With An Orifice Added To Fuel Injection Lines Groups To Help Prevent Cavitation{1274}
1989/06/26

Improved Control Rod Assembly Used In Fuel Injection Control Groups{1298}
1989/07/24

New Fuel Injectors Available For Parts Service{1290}
1989/08/28

Fuel Injector Reference For 3500 Family Of Engines{1290}
1989/10/02

New Fuel Injector Assemblies Used{1290}
1989/10/16

New 3161 Marine Governor Provides Better Low Idle Stability{1264}
1989/11/13

New Plug Used In Front Housing For Fuel Injection Control Group{1151,1298}
1990/03/05

Some Fuel Injectors May Be Used In Mixed Sets {1290}
1990/05/21

New 7C9580 Fuel Injector (Type 2) Available To Replace 2W5201 Fuel Injector (Type 1) {1290}
1990/06/11

New "On Engine" Adjustment Procedure For 3161 Woodward Governor {1264,0782}
1990/10/22

Field Replacement Of Spacer To Correct Possible Sticking In Woodward 3161 Governor Electric Shutoff Group{1264}
1990/11/19

Fuel Injection Pump Bushing Torque Increased {1253}
1991/04/01

Remanufactured Type 1 Fuel Injector Assembly Available For 3500 Family Of Engines Equipped With UG8 Governors {1254,1264}
1991/04/01

New Speed Setting Clutch Group For 3161 Woodward Governors{1265}
1991/05/20

New Return Spring Used In Unit Injectors {1290}
1991/07/22

End Clearance Specification Changed For Front Shaft In Fuel Injection Control{1251,1258}
1991/10/14

New And Remanufactured Fuel Injector Reference{1290}
1992/05/18

Modifying Former 2W8888 Rocker Arm Shaft For Use With New 8T7581 Rocker Arm Shaft Bolt{1102}
1992/12/21

New And Remanufactured Fuel Injector Reference {1290}
1993/01/18

New Fuel Injector Group Help Reduce Plunger And Barrel Seizures{1290}
1993/05/31

New 3161 Governor With Improved Fuel Limiter{1264}
1993/09/20

Fuel Dilution In The Engine Oil{1290,1318}
1994/05/16

Do Not Reuse the Hold Down Bolts for the Fuel Injectors On All Products that Contain C9 Through C32 Engines {1290}
2014/08/14

The 6V-4022 Fuel Injector Tester Is not Available {1251, 1254, 1290, 1713}
2008/11/17

Do not Use the 6V-4022 Fuel Injector Tester to Test Unit Injectors {0782, 1251, 1254, 1290, 1713}
2008/12/01

PUMP GP-FUEL PRIMING

Engine News

Restarting Engines Without A Fuel Priming Pump
1985/10/01

Improved Fuel Priming Pump Used
1987/05/01

New Fuel Priming Pump Assemblies Used {1258}
1999/07/01

Special Instruction

3500 Electronic Unit Injection (EUI) Fuel Priming Procedure{1250, 1258}
3500 Electronic Unit Injection (EUI) Fuel Priming Procedure{1250, 1258}

Installation Instructions for the Electric Fuel Priming Pump on Caterpillar Equipment With the 24 Volt System{1258}
Installation Instructions for the Electric Fuel Priming Pump on Caterpillar Equipment With the 24 Volt System{1258}

Disassembly and Assembly

Fuel Priming Pump
3508, 3512 & 3516 MARINE ENGINES

Service Magazine

Restarting Engines Without A Fuel Priming Pump{1250,1258}
1985/09/30

New Washer Used In Fuel Transfer Pump Group {1256}
1987/03/30

Improved Fuel Priming Pump Used{1258}
1987/04/20

Do Not Use Plastic Tubing And Compression Fittings Without An Insert As A Fuel Supply Line{1274}
1978/06/26

New Larger Capacity Water Separator Is Available{1250}
1979/03/12

End Clearance Specification Changed For Front Shaft In Fuel Injection Control{1251,1258}
1991/10/14

Special Instruction, REHS1037 , "Installation Instructions for the Electric Fuel Priming Pump on Caterpillar Equipment With the 24 Volt System" has been Revised {1258}
2004/03/29

PUMP GP-FUEL TRANSFER

Engine News

Explanation Of Differences In Timing Advance Information
1981/08/26

Improvement To 1N4679 Control Rod Assembly Increases Range Of Adjustment For Rack
1982/10/20

Installation Procedure For Woodward 3161 and UG8 Governors
1983/07/06

Bolt Used Instead Of Stud In Governor Fastener Group To Prevent Damage To Governor Housing
1984/04/11

Quadrants Improved In Governor Control Groups
1984/07/11

Low Oil Level In Governor Can Cause Erratic Engine RPM
1985/02/01

Repair Kits Available For Air Actuator Used In Governor Control Groups
1985/09/01

Engine Valve Lash And Fuel Injection Timing Adjustment Procedure
1985/09/01

Restarting Engines Without A Fuel Priming Pump
1985/10/01

Improved Sleeve Bearing Used In Drive End Of Fuel Injection Pump Housing
1986/03/01

Incorrect Connection Of Battery Charger Can Open Circuit Breaker And Damage Woodward 2301 Governor Control
1986/04/01

How To Adjust Arming Pressure On Fuel Ratio Control On Caterpillar 3161 Governor
1986/06/01

Update Information For Caterpillar Fuel Injection Equipment Test Stand
1986/07/01

Improvements For Caterpillar 3161 Governors
1986/07/01

Fuel Ratio Control Diaphragms On 3161 Governors
1987/02/01

Improved Fuel Transfer Pump Cover; Weep Hole Moved
1987/03/01

New Washer Used In Fuel Transfer Pump Group
1987/04/01

Initial Start Of Engine Using An EGB29P Governor/Actuator After Filling With Oil
1987/05/01

Features And Servicing Of The Various Caterpillar 3161 Governors
1987/06/01

New "On Engine" Adjustment Procedure For 3161 Woodward Governor
1990/10/01

Remanufactured Type 1 Fuel Injector Assembly Available For 3500 Family Of Engines Equipped With UG8 Governors
1991/04/01

Fuel Injection Pump Bushing Torque Increased
1991/04/01

New Speed Setting Clutch Group For 3161 Woodward Governors
1991/06/01

New 3161 Governor With Improved Fuel Limiter
1993/09/01

New Seals Extend Life of Fuel Transfer Pump{1256}
1994/11/01

Woodward Control Assemblies Have Changed Part Numbers To Provide The CE Marking For Electromagnetic Compatibility (EMC) Directives{1264}
1996/05/09

New Basic Fuel Transfer Pump Group Includes New Outer Lip Type Seal {1256}
1999/07/01

Correct Adjustment Of Fuel Shut-Off Solenoid Shaft Can Prevent Failures
1977/07/13

A New Fuel Transfer Pump Group Is Used {1256}
2002/11/01

A New Fuel Transfer Pump is Used {1256}
2004/10/01

New Fuel Transfer Pump {1256}
2008/03/03

Special Instruction

Installation of 2W8511 Cam Loading Spring{1264}
Installation of 2W8511 Cam Loading Spring{1264}

"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}
"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}

Installation of 7C9760 (12V) or 8N3569 (24V) Fuel Boost Pump Group{1250, 1256, 1260}
Installation of 7C9760 (12V) or 8N3569 (24V) Fuel Boost Pump Group{1250, 1256, 1260}

Installation of Service Replacement Woodward Governor Group{1264}
Installation of Service Replacement Woodward Governor Group{1264}

Installation and Adjustment of 3161 Governor on 3500 Family of Engines{1264}
Installation and Adjustment of 3161 Governor on 3500 Family of Engines{1264}

3500 Electronic Unit Injection (EUI) Fuel Priming Procedure{1250, 1258}
3500 Electronic Unit Injection (EUI) Fuel Priming Procedure{1250, 1258}

Installation Of Governor Spring Guide{1264}
Installation Of Governor Spring Guide{1264}

Specifications

Fuel Transfer Pump
3500 Marine Engines

Tool Operating Manual

20 GPM Portable Fuel Filtration System {0374, 0599, 0706, 1250, 1256, 1261}
20 GPM Portable Fuel Filtration System {0374, 0599, 0706, 1250, 1256, 1261}

Systems Operation

Fuel Transfer Pump
3500 Marine Engines

Testing and Adjusting

Fuel Pressure - Diesel System
3500 Marine Engines

Disassembly and Assembly

Fuel Transfer Pump
3508, 3512 & 3516 MARINE ENGINES

Governor (UG-8)
3508, 3512 & 3516 MARINE ENGINES

Governor (3161)
3508, 3512 & 3516 MARINE ENGINES

Fuel Injectors
3508, 3512 & 3516 MARINE ENGINES

Service Magazine

Disconnect Fuel Lines And Install Caps Before Unit Injectors Are Removed{1274,1254,1251}
1983/01/17

Installation Procedure For Woodward 3161 and UG8 Governors{1264}
1983/05/30

Explanation Of Engine High Idle RPM And Correct Adjustment Of Engine Setpoint{1264}
1983/11/07

Bolt Used Instead Of Stud In Governor Fastener Group To Prevent Damage To Governor Housing {1264,1287}
1984/04/02

Quadrants Improved In Governor Control Groups{1265,1264}
1984/05/21

New Fuel Injector Assembly Reduces Smoke When Operating At Lower RPM And Load{1251,1250}
1984/11/26

Rough Handling Can Move Droop Lever Out Of Position{1264}
1985/08/05

Engine Valve Lash And Fuel Injection Timing Adjustment Procedure {1100,1251}
1985/09/16

List Of Mechanical Service Meters For Earlier 3500 Series Engines Using Mechanical Service Meters{1286}
1985/09/23

Restarting Engines Without A Fuel Priming Pump{1250,1258}
1985/09/30

Comparison Of Fuel Timing Tolerances For Field Settings{1250,1251,1281}
1985/10/28

Nylon Seals Used On Lockwire To Seal Critical Areas; Parts Service Seals Available For NACD Dealers{1257,1264}
1986/03/10

Improved Sleeve Bearing Used In Drive End Of Fuel Injection Pump Housing{1253}
1986/03/10

Black Nylon Fuel Seals For Lockwire Available Only To NACD Dealers For Certain Customers{1257,1264}
1986/06/09

Improvements For Caterpillar 3161 Governors{1264}
1986/06/16

Changes Have Been Made To OT Microfiche (Fuel Setting And Related Information){1250,1251,1281}
1986/06/16

More Flexible Lockwire Used With Nylon Seals For Sealing Critical Areas{1257,1264}
1986/09/22

Nylon Seals Used On Lockwire To Seal Critical Areas; All Subsidiary Dealers Can Now Order Parts Service Seals {1257,1264}
1986/11/03

Improved Fuel Transfer Pump Cover; Weep Hole Moved{1255}
1987/03/23

New Washer Used In Fuel Transfer Pump Group {1256}
1987/03/30

Improved Fuel Priming Pump Used{1258}
1987/04/20

Features And Servicing Of The Various Caterpillar 3161 Governors {1264,1278}
1987/06/01

Use New 6V22 Tool Group To Make Replacement Of Worn Governor Spring Guides{0620}
1978/09/25

9S8100 Tool Group Changed To Use With Fuel Transfer Pump Only{0622}
1979/05/28

Changes Made To 8S2243 And 8S4613 Wrenches Used On Fuel Injection Pumps{0612,1251}
1979/08/06

New 3161 Marine Governor Provides Better Low Idle Stability{1264}
1989/11/13

New "On Engine" Adjustment Procedure For 3161 Woodward Governor {1264,0782}
1990/10/22

Field Replacement Of Spacer To Correct Possible Sticking In Woodward 3161 Governor Electric Shutoff Group{1264}
1990/11/19

Fuel Injection Pump Bushing Torque Increased {1253}
1991/04/01

Remanufactured Type 1 Fuel Injector Assembly Available For 3500 Family Of Engines Equipped With UG8 Governors {1254,1264}
1991/04/01

End Clearance Specification Changed For Front Shaft In Fuel Injection Control{1251,1258}
1991/10/14

New 3161 Governor With Improved Fuel Limiter{1264}
1993/09/20

PUMP GP-REFUELING

Special Instruction

Installation of 7C9760 (12V) or 8N3569 (24V) Fuel Boost Pump Group{1250, 1256, 1260}
Installation of 7C9760 (12V) or 8N3569 (24V) Fuel Boost Pump Group{1250, 1256, 1260}

RACK SETTING GP

Service Magazine

New Shafts Used In Fuel Injection Control Groups{1257}
1983/11/21

Special Procedure Needed To Use The 6V3075 Dial Indicator For Fuel Settings{0653,1257}
1984/03/05

Nylon Seals Used On Lockwire To Seal Critical Areas; Parts Service Seals Available For NACD Dealers{1257,1264}
1986/03/10

Black Nylon Fuel Seals For Lockwire Available Only To NACD Dealers For Certain Customers{1257,1264}
1986/06/09

More Flexible Lockwire Used With Nylon Seals For Sealing Critical Areas{1257,1264}
1986/09/22

Nylon Seals Used On Lockwire To Seal Critical Areas; All Subsidiary Dealers Can Now Order Parts Service Seals {1257,1264}
1986/11/03

Fuel Injector Trim Bolt {1257}
1987/06/01

Modification To Rack Adjusting Tool Needed For Higher Rack Settings{0654,1257}
1978/10/16

Additional Information For Installing Fuel Injectors{1290,1257}
1988/06/13

Digital Dial Indicator Simplifies Fuel Injection Timing Adjustment{0782,0760,1257,1290}
1988/11/07

REGULATOR GP-GAS PRESSURE

Engine News

New Check Valve Available{1063,1355}
1994/04/18

New Water And Oil Temperature Regulators Available{1330,1355}
1994/12/01

Service Magazine

New Water Regulator Prevents Leakage{1355,1393}
1990/06/25

Truck sale:

230,416

Caterpillar 3512, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.

230,416

Caterpillar 3512, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.

238,453

Caterpillar 3512, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.

178,974

Caterpillar 3512, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.

178,974

Caterpillar 3512, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.