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4W8679 GOVERNOR, FUEL INJECTION & FUEL TRANSFER PUMP GROUP 4N1101-Page 225,4W8680-Page 236A.02.01,4W8678-Page 243J.03.03, 6N1636-Page 249B 3412


FUEL SYSTEM
GOVERNOR GP
LINES GP-FUEL
ELECTRICAL AND STARTING SYSTEM
VALVE GP
FUEL SYSTEM
PUMP GP-FUEL TRANSFER
PUMP GP-FUEL INJECTION

ENGINE - MACHINE 3412 ENGINE - MACHINE 38S
 3412 INDUSTRIAL ENGINE 38S00001-13235 SEBP1101 3412 38S   (2018)

FUEL SYSTEM

GOVERNOR GP
PUMP GP-GOV,FUEL INJ & FUL TFR
1N-4752 PUMP GP-GOV,FUEL INJ & FUL TFR
PUMP GP-GOV,FUEL INJ,FUEL TFR
1W-0255 PUMP GP-GOV,FUEL INJ,FUEL TFR
PUMP GP-GOV,FUEL INJ,FUEL TFR
4W-8679 PUMP GP-GOV,FUEL INJ,FUEL TFR
PUMP GP-GOV DRV,FUEL INJ & TFR
1W-2191 PUMP GP-GOV DRV,FUEL INJ & TFR
PUMP GP-GOV,FUEL INJ,FUEL TFR
1W-4931 PUMP GP-GOV,FUEL INJ,FUEL TFR
PUMP GP-GOV,FUEL INJ,FUEL TFR
1W-4932 PUMP GP-GOV,FUEL INJ,FUEL TFR
 

#SEBP11010820
 

4W-8679: PUMP GP-GOV,FUEL INJ,FUEL TFR

4W8679 GOVERNOR, FUEL INJECTION & FUEL TRANSFER PUMP GROUP
4N1101-Page 225,4W8680-Page 236A.02.01,4W8678-Page 243J.03.03,
6N1636-Page 249B
c343836 SEBP1101
4W8679 PUMP GP-GOV,FUEL INJ,FUEL TFR Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1591 [2] BOLT  
2. 0S-1571 [4] BOLT  
3. 0L-1143 [1] BOLT  
4. 9L-6448 [1] SPRING-GOVERNOR  
5. 2P-9556 [1] WASHER (FLAT)  
  2N-0828 [2] WASHER-SPRING  
6. 4W-8678 Y [1] GOVERNOR GP  
7. 6N-1636 Y [1] CONTROL GP-TORQUE  
8. 0S-1594 [6] BOLT  
9. 4N-1101 Y [1] PUMP GP-FUEL TRANSFER  
10. 053-2294 [1] BOLT-12 POINT HEAD  
11. 3B-1915 [4] BOLT  
12. 4W-8680 Y [1] PUMP GP-FUEL INJECTION  
  4N-1868 [1] GASKET  
13. 4N-1104 [1] GASKET  
14. 2P-8643 [1] GASKET  
  Y   SEPARATE ILLUSTRATION
 

#SEBP11010821
 

1W-2191: PUMP GP-GOV DRV,FUEL INJ & TFR

1W2191 GOVERNOR, FUEL INJECTION AND FUEL TRANSFER PUMP GROUP
4N1101 & 1W945 Pump and 6N1656 Governor parts are shown on Pages 225, 236A-3, 236A-4 & 247
c179212 SEBP1101
1W2191 PUMP GP-GOV DRV,FUEL INJ & TFR Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-2832 [1] TUBE AS  
2. 5K-9246 [1] CONNECTOR-FLARED  
3. 0S-1591 [2] BOLT  
4. 5K-9235 [1] ELBOW-FLARED  
5. 2H-5330 [5] BOLT  
    7.30CM(2.88IN.)LONG
6. 1F-9303 [1] LEVER-GOVERNOR  
7. 2H-3738 [1] BOLT  
8. 6N-1656 Y [1] DRIVE GP-GOVERNOR  
9. 4N-1868 [1] GASKET  
10. 0S-1617 [1] BOLT  
  9M-1974 [2] WASHER  
11. 4N-5656 [1] COVER-GOVERNOR  
  2P-8643 [1] GASKET  
12. 1W-0945 Y [1] PUMP GP-FUEL INJECTION  
13. 4N-1104 [1] GASKET  
14. 0S-1594 [11] BOLT 2.54CM(1IN.)LONG  
15. 4N-1101 Y [1] PUMP GP-FUEL TRANSFER  
  Y   SEPARATE ILLUSTRATION
 

#SEBP11010822
 

1W-4931: PUMP GP-GOV,FUEL INJ,FUEL TFR

1W4931 GOVERNOR, FUEL INJECTION AND FUEL TRANSFER PUMP GROUP
4N1101 & 7N6390 Pump, 7N6852 Governor & 4N4267 Torque Spring parts are
shown on Pages 225, 235B-3, 235B-4, 246C-5, 246C-6 & 249
c179214 SEBP1101
1W4931 PUMP GP-GOV,FUEL INJ,FUEL TFR Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1591 [2] BOLT  
2. 0S-1571 [4] BOLT  
3. 0L-1143 [1] BOLT  
4. 7N-1228 [1] SPRING-GOVERNOR  
5. 4N-1101 Y [1] PUMP GP-FUEL TRANSFER  
6. 7N-6852 Y [1] GOVERNOR GP  
7. 4N-4267 Y [1] TORQUE CONTROL GP  
8. 3B-1915 [4] BOLT  
9. 053-2294 [1] BOLT-12 POINT HEAD  
10. 0S-1594 [6] BOLT  
11. 4N-1104 [1] GASKET  
12. 4N-1868 [1] GASKET  
13. 7N-6390 Y [1] PUMP GP-FUEL INJECTION  
  Y   SEPARATE ILLUSTRATION
 

#SEBP11010823
 

1W-4932: PUMP GP-GOV,FUEL INJ,FUEL TFR

1W4932 GOVERNOR, FUEL INJECTION AND FUEL TRANSFER PUMP GROUP
4N1101 & 7N6390 Pump, 7N6852 Governor and 4N4267 Torque Spring parts are shown on
Pages 225, 235B-3, 235B-4, 246C-5, 246C-6 and 249
c179215 SEBP1101
1W4932 PUMP GP-GOV,FUEL INJ,FUEL TFR Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1591 [2] BOLT  
2. 0S-1571 [4] BOLT  
3. 0L-1143 [1] BOLT  
4. 7N-1295 [1] SPRING-GOVERNOR  
5. 4N-1101 Y [1] PUMP GP-FUEL TRANSFER  
6. 7N-6852 Y [1] GOVERNOR GP  
7. 4N-4267 Y [1] TORQUE CONTROL GP  
8. 3B-1915 [4] BOLT  
9. 053-2294 [1] BOLT-12 POINT HEAD  
10. 0S-1594 [6] BOLT  
11. 4N-1104 [1] GASKET  
12. 4N-1868 [1] GASKET  
13. 7N-6390 Y [1] PUMP GP-FUEL INJECTION  
  Y   SEPARATE ILLUSTRATION
 

#SEBP11010824
 

2W-8457: PUMP GP-GOV,FUEL INJ,FUEL TFR

2W8457 GOVERNOR, FUEL INJECTION AND FUEL TRANSFER PUMP GROUP
Serial No. 38S12557-Up
4N1101--Page 225, 7N6390--Page 235B-3, 7N6271--Page 246E, 4N4267--Page 249
c308356 SEBP1101
2W8457 PUMP GP-GOV,FUEL INJ,FUEL TFR Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1591 [2] BOLT  
2. 0S-1571 [4] BOLT  
3. 0L-1143 [1] BOLT  
4. 9L-6445 [1] SPRING-GOVERNOR  
5. 2P-9556 [1] WASHER (FLAT)  
  2N-0828 [2] WASHER (SPRING)  
6. 7N-6271 Y [1] GOVERNOR GP  
7. 4N-4267 Y [1] TORQUE CONTROL GP  
8. 0S-1594 [6] BOLT  
9. 4N-1101 Y [1] PUMP GP-FUEL TRANSFER  
10. 053-2294 [1] BOLT-12 POINT HEAD  
11. 3B-1915 [4] BOLT  
12. 7N-6390 Y [1] PUMP GP-FUEL INJECTION  
  4N-1868 [1] GASKET  
13. 4N-1104 [1] GASKET  
14. 2P-8643 [1] GASKET  
15. 4N-5656 [1] COVER-GOVERNOR  
16. 5L-7812 [2] BOLT  
17. 9M-1974 [2] WASHER  
  Y   SEPARATE ILLUSTRATION
 

#SEBP11010825
 

2W-0336: VALVE GP-FUEL INJECTION

2W336 FUEL INJECTION VALVE GROUP
Serial No. 38S8932-Up. Provides A Fuel Nozzle For Conversion
Of 3400 DITA Engines To Fire Pump Ratings.
An Attachment
c303466 SEBP1101
2W0336 VALVE GP-FUEL INJECTION Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9N-3246 [6] NOZZLE AS-VALVE  
 

#SEBP11010826
 

2W-0748: VALVE GP

2W748 FUEL INJECTION VALVE GROUP
Serial No. 38S8932-Up. Provides A Fuel Nozzle For Conversion
Of 3400 DITA Engines To Fire Pump Ratings.
An Attachment
c303468 SEBP1101
2W0748 VALVE GP Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9N-3246 [12] NOZZLE AS-VALVE  
 

#SEBP11010827
 

4N-1101: PUMP GP-FUEL TRANSFER

4N1101 FUEL TRANSFER PUMP GROUP
Part Of Governor, Fuel Injection & Fuel Transfer Pumps
c216560 SEBP1101
4N1101 PUMP GP-FUEL TRANSFER Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5M-6213 [1] PLUG  
2. 4N-1105 [1] GASKET  
3. 5M-6214 C [2] PLUG-PIPE  
4. 4N-1111 Y [1] PUMP GP-FUEL TRANSFER  
5. 0S-1617 [2] BOLT  
6. 4N-7437 [1] PLUG-THREAD O-RING  
  7J-0204 [1] SEAL-O-RING  
7. 4N-1091 [1] HOUSING AS  
8. 2D-8576 [1] BEARING-FLANGE  
9. 4N-1098 [1] SHAFT AS  
10. 4N-1102 [1] GEAR-TRANSFER PUMP DRIVE  
11. 9S-9332 C [1] FITTING-ELBOW  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP11010828
 

4N-1111: PUMP GP-FUEL TRANSFER

4N1111 FUEL TRANSFER PUMP GROUP
Serial No. 38S1 To 38S16749 inclusive. Part Of 4N1101 Fuel Transfer Pump
Group
c225837 SEBP1101
4N1111 PUMP GP-FUEL TRANSFER Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2B-2694 [3] BOLT  
2. 4N-1116 [1] SHAFT ASSEM.  
    (Includes)
3. 4N-1119 [1] GEAR (10 teeth)  
4. 4N-4249 [1] SEAL  
5. 5J-5314 [3] BOLT  
6. 6N-1068 [1] COVER  
7. 7M-7260 LIQUID GASKET  
8. 4N-1120 [1] BODY ASSEM.  
    (Includes)
9. 7S-4433 [1] FERRULE  
10. 1P-2298 [1] VALVE ASSEM.  
11. 8F-6058 [1] BUSHING  
12. 4N-4248 [1] SEAL  
13. 4N-7357 [1] BEARING  
14. 4N-4249 [1] SEAL  
15. 8H-9804 [1] SHAFT  
16. 8S-1925 [1] GEAR (11 teeth)  
17. 3H-1489 [1] KEY  
18. 2F-8616 [1] NUT  
19. 6J-2419 [1] SEAL  
20. 4N-1119 [1] GEAR (10 teeth)  
21. 7S-4440 [1] BOLT  
  4N-7465 C [1] GASKET  
22. 6N-1069 [1] SPRING  
23. 8M-0874 [1] PLUNGER ASSEM.  
24. 7H-3171 C [1] PLUG  
  C   INDICATES CHANGE
 

#SEBP11010829
 

4N-2118: PUMP GP-FUEL INJECTION

4N2118 FUEL INJECTION PUMP GROUP--Part 1 of 2
Serial No. 38S1 to 853, 855 to 857, 859, 860, 862, 865 to 875, 877, 879, 881 to 885, 887,
890 to 892, 894 to 896, 901 to 903, 907 to 909, 911 to 926, 929 & 38S930 inclusive
For Precombustion Chambered Turbocharged Aftercooled Engine & Generator Sets
without Isochronous Governor. Part of 6N2551, 6N1901 & 6N2575 Governor, Fuel
Injection & Fuel Transfer Pump Groups shown on Pages 219, 220 and 221
c227610 SEBP1101
4N2118 PUMP GP-FUEL INJECTION Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-0824 [1] VALVE ASSEM.  
    (Includes)
  7L-8696 [1] SPRING  
2. 3K-0360 [1] SEAL  
3. 2A-0762 [4] BOLT  
4. 6N-6926 [1] SPRING  
5. 4N-0906 [1] SHAFT  
6. 1S-7984 [1] BEARING  
7. 4N-0908 [1] LEVER  
8. 4N-0907 [1] LEVER  
9. 4N-0905 C [1] GEAR (42 teeth)  
10. 4N-0776 [1] RETAINER  
11. 0S-1618 [3] BOLT  
12. 5M-6214 [1] PLUG  
13. 4N-1634 [1] COVER  
  4N-1636 [1] GASKET  
14. 9S-4191 [2] PLUG  
  3J-1907 [2] SEAL  
15. 2S-2821 [1] GEAR (10 teeth)  
16. 8H-3127 [2] BOLT  
17. 6N-4165 C [1] PINION ASSEM.  
    (Includes)
18. 6N-4090 [1] DOWEL  
19. 3S-6514 [1] GEAR (10 teeth)  
20. 4N-0971 [1] COVER  
21. 9S-8008 [2] PLUG  
  3D-2824 [2] SEAL  
22. 5F-9144 C [1] SEAL  
  C   INDICATES CHANGE
 

Information:

Engine News
New Woodward Governor Control Used On Diesel Engines; Former Control Now Used On Gas Engines Only
1979/04/04
Conversion Group Available To Install Woodward Governor On Engines Equipped With Mechanical Governor
1979/04/25
To Prevent A Possible Change In The Fuel Rack Setting, A Specific Assembly Procedure Must Be Used To Tighten The Bolt On The Governor Stop Collar
1979/08/08
Explanation Of Differences In Timing Advance Information
1981/08/26
Part Number For Fuel Injection Pump Group In New Location
1981/11/25
New Idler Shaft Used In Fuel Transfer Pumps
1982/02/24
Fuel Rack Slots Have Improved Wear Resistance
1982/05/12
Make Set Point Measurements Easier With The 6V4060 Engine Set Point Indicator
1982/08/25
Changes In Engine RPM; Governor Does Not Operate Correctly
1982/10/20
Changes In Engine RPM; Governor Does Not Operate Correctly
1983/01/19
New Specification For Clearance Between Fuel Rack Slot And Cross Link
1983/05/25
Improved Governor Control Shaft And Seal Will Help Prevent Oil Leakage
1983/07/06
Service Information For Woodward Governors
1983/10/26
Explanation Of Engine High Idle RPM And Correct Adjustment Of Engine Setpoint
1983/11/30
Procedure To Remove Sharp Edges From Fuel Racks
1984/02/22
New EG3P Actuator Assemblies Available
1984/03/07
Overvoltage Protection For Woodward 2301 Governor
1984/04/11
Only The External Needle Valve Can Be Adjusted On Woodward EG3P or EG10P Actuators
1984/05/16
New Seal For Fuel Injection Pump Housing Is More Resistant To Heat Damage
1984/05/16
New Speed Setting Motor Assembly On Woodward PSG Governor Has More Resistance To Moisture And Vibration Damage
1984/06/20
Fill Oil Sump Before Installing Woodward Governor
1985/01/16
Cross Link Between Fuel Racks Has Smoother Surface
1985/03/01
Changes To Fuel Systems
1985/09/01
Anti-Seize Compound And/Or Grease Not To Be Used On Fuel Pump Bonnet Retaining Bushings
1985/12/01
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
Be Sure The Polarity Of The Electrical Connector On EG3P Woodward Actuator Assembly Is Correct
1986/05/01
Black Nylon Fuel Seals For Lockwire Available Only To NACD Dealers For Certain Customers
1986/06/01
More Precise Governor Speed Adjustment Possible With Attachment Governor Control Groups
1986/06/01
Update Information For Caterpillar Fuel Injection Equipment Test Stand
1986/07/01
More Flexible Lockwire Used With Nylon Seals For Sealing Critical Areas
1986/10/01
Initial Start Of Engine Using An EGB29P Governor/Actuator After Filling With Oil
1987/05/01
New Steel Fuel Injection Pump Lifters Should Not Be Mixed With Aluminum Lifters
1987/10/01
New Fuel Shutoff Solenoid Assembly Used
1988/11/01
New Throttle Shaft Bearing Sleeves Used In Governor Housing Assembly
1990/08/01
Governor Control Motor Polarity May Require A Change
1990/11/01
Replace Camshaft And Install New Lifters If Pitting, Spalling, Or Wear Occurs On Lobes Of 4N0599 And 4N0602 Camshafts In Fuel Injection Pump Groups
1991/05/01
Corrections For Systems Operation, Troubleshooting, And Specifications For 2301 Electric Governors For Generator Set And Industrial Engines, SENR2928-01
1991/05/01
Procedure To Increase Fuel Transfer Pump Pressure {1256}
1995/04/01
Pressure Compensated Simple Governor (PSG Governor) Changes From Aluminum To Cast Iron Housing {1264}
1995/04/01
Woodward Control Assemblies Have Changed Part Numbers To Provide The CE Marking For Electromagnetic Compatibility (EMC) Directives{1264}
1996/05/09
Improved Governor Servo Components Available For Use With Energize To Run Solenoids; Energize To Run Solenoid Stop Bolt Adjustment Procedure{1264,1259}
1996/06/12
New Spring Used In Fuel Ratio Control
1977/03/15
New 5P4185 Fuel Pump Timing Pin To Be Used Only On 3408 And 3412 Engines
1977/05/13
Improvements To Fuel Injection Pump And Governor
1977/06/08
Correct Adjustment Of Fuel Shut-Off Solenoid Shaft Can Prevent Failures
1977/07/13
Fuel Transfer Pump Shaft With Chromium Plate
1977/10/12
New Governor Spring Changes Speed Regulation
1977/11/09
Change In Design Of Engine Governor, Fuel Injection And Transfer Pump Groups, And Fuel Ratio Control Groups
1978/02/08
New Tachometer Drive Adapter Assembly Prevents Failure Of The Seals For The Tachometer Drive Group And Transfer Pump
1978/03/01
O-Ring Seals Of A Different Material Are Now Used On The Outside Diameter Of The Servo Cylinder In Governors
1978/05/03
A One-Piece Spring Seat Is Now Used In The Governor
1978/07/05
New Dashpot Spring Gives A Reduction In "Overshoot"
1978/07/05
Different O-Ring Seals Now Used In Fuel Injection Pump Group
1978/08/30
Special Instruction
Using The 6V4060 Engine Set Point Indicator Group{0781}
Using The 6V4060 Engine Set Point Indicator Group{0781}
Fuel System and Fuel Ratio Control Test Procedure{1264, 1278}
Fuel System and Fuel Ratio Control Test Procedure{1264, 1278}
"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}
Wiring Polarity on Woodward 2301 Governors{1289}
Wiring Polarity on Woodward 2301 Governors{1289}
Installation Of 6N6193 Governor Adapter Plate Service Group{1264}
Installation Of 6N6193 Governor Adapter Plate Service Group{1264}
Installation Of 4N779 And 7N6124 Fuel Injection Pump Housing Assemblies Or Fuel Injection Pump Groups{1251, 1253}
Installation Of 4N779 And 7N6124 Fuel Injection Pump Housing Assemblies Or Fuel Injection Pump Groups{1251, 1253}
Governor Linkage Adjustments{1264, 1289}
Governor Linkage Adjustments{1264, 1289}
Use Of 6V22 Tool Group For Replacement Of Governor Spring Guide{620, 624, 1264}
Use Of 6V22 Tool Group For Replacement Of Governor Spring Guide{620, 624, 1264}
Installation Of Governor Spring Guide{1264}
Installation Of Governor Spring Guide{1264}
Installation Of 8N3104 Governor Conversion Group (Woodward PSG){1250}
Installation Of 8N3104 Governor Conversion Group (Woodward PSG){1250}
Installation Of 4W5391 Preregulator Box Assembly{1289}
Installation Of 4W5391 Preregulator Box Assembly{1289}
Using the 6V7870 Fixture Group and 6V7872 Pliers{1250, 1251}
Using the 6V7870 Fixture Group and 6V7872 Pliers{1250, 1251}
Service Letter-NACD
The Governors Need To Be Reworked On Certain 3412 Engines Equipped With A 9Z5359 Modification (High Output 3412 Custom Marine Engine)
The Governors Need To Be Reworked On Certain 3412 Engines Equipped With A 9Z5359 Modification (High Output 3412 Custom Marine Engine)
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Truck/Ag/Marine
Technical Information Bulletin
Remanufactured Fuel Injection Nozzles
Remanufactured Fuel Injection Nozzles
3400 V - Block Cleaniness at Gov'n Oil Supply Line
3400 V - Block Cleaniness at Gov'n Oil Supply Line
Specifications
Fuel Injection Pump
3408C & 3412C INDUSTRIAL ENGINES
Fuel Injection Pump Housing
3408C & 3412C INDUSTRIAL ENGINES
Governor
3408C & 3412C INDUSTRIAL ENGINES
Governor And Fuel Pump Drive<BR> (Automatic Timing Advance Unit)
3408C & 3412C INDUSTRIAL ENGINES
Fuel Transfer Pump Drive
3408C & 3412C INDUSTRIAL ENGINES
Fuel Transfer Pump
3408C & 3412C INDUSTRIAL ENGINES
Governor Control
3408C & 3412C INDUSTRIAL ENGINES
Fuel System Identification
3412 INDUSTRIAL AND MARINE ENGINES
Fuel Injection
3412 INDUSTRIAL AND MARINE ENGINES
Governor
3412 INDUSTRIAL AND MARINE ENGINES
Fuel Injection Pump Housing (Earlier)
3412 INDUSTRIAL AND MARINE ENGINES
Fuel Injection Pump Housing (Later)
3412 INDUSTRIAL AND MARINE ENGINES
Governor Drive And Oil Pump
3412 INDUSTRIAL AND MARINE ENGINES
Governor And Fuel Pump Drive (Automatic Timing Advance Unit) (Standard Engine)
3412 INDUSTRIAL AND MARINE ENGINES
Governor And Fuel Pump Drive (Automatic Timing Advance Unit) (Low Speed Engine)
3412 INDUSTRIAL AND MARINE ENGINES
Fuel Ratio Control
3412 INDUSTRIAL AND MARINE ENGINES
Fuel Transfer Pump
3412 INDUSTRIAL AND MARINE ENGINES
Fuel Transfer Pump Drive
3412 INDUSTRIAL AND MARINE ENGINES
Woodward PSG Governor
3412 INDUSTRIAL & MARINE ENGINE ATTACHMENTS
Governor Linkage
3412 INDUSTRIAL & MARINE ENGINE ATTACHMENTS
Governor Controls
3412 INDUSTRIAL & MARINE ENGINE ATTACHMENTS
Governor Air Actuator
3412 INDUSTRIAL & MARINE ENGINE ATTACHMENTS
Service Letter-China
The Governors Need To Be Reworked On Certain 3412 Engines Equipped With A 9Z5359 Modification (High Output 3412 Custom Marine Engine)
The Governors Need To Be Reworked On Certain 3412 Engines Equipped With A 9Z5359 Modification (High Output 3412 Custom Marine Engine)
Service Letter-Asia
Systems Operation
Systems Operation
2301 ELECTRIC GOVERNOR FOR GENERATOR SET AND INDUSTRIAL ENGI
Installation And Operation
2301A SPEED CONTROL
Service Letter-APD
The Governors Need To Be Reworked On Certain 3412 Engines Equipped With A 9Z5359 Modification (High Output 3412 Custom Marine Engine)
The Governors Need To Be Reworked On Certain 3412 Engines Equipped With A 9Z5359 Modification (High Output 3412 Custom Marine Engine)
Testing and Adjusting
Testing and Adjusting
2301 ELECTRIC GOVERNOR FOR GENERATOR SET AND INDUSTRIAL ENGI
Installation And Operation
2301A SPEED CONTROL
Troubleshooting
Introduction
2301 ELECTRIC GOVERNOR FOR GENERATOR SET AND INDUSTRIAL ENGI
Problem Index
2301 ELECTRIC GOVERNOR FOR GENERATOR SET AND INDUSTRIAL ENGI
Problem No. 1: Fuel Linkage Has Limited Travel, Binds, Or Takes Excessive Force
2301 ELECTRIC GOVERNOR FOR GENERATOR SET AND INDUSTRIAL ENGI
Problem No. 2: Engine Will Not Start
2301 ELECTRIC GOVERNOR FOR GENERATOR SET AND INDUSTRIAL ENGI
Problem No. 3: Engine Will Not Carry Load (Low Power)
2301 ELECTRIC GOVERNOR FOR GENERATOR SET AND INDUSTRIAL ENGI
Problem No. 4: Engine Will Not Decelerate. Engine Will Not Idle.
2301 ELECTRIC GOVERNOR FOR GENERATOR SET AND INDUSTRIAL ENGI
Problem No. 5: Engine Speed Not Constant
2301 ELECTRIC GOVERNOR FOR GENERATOR SET AND INDUSTRIAL ENGI
Problem No. 6: Engine Overspeeds
2301 ELECTRIC GOVERNOR FOR GENERATOR SET AND INDUSTRIAL ENGI
Problem No. 7: Engine Does Not Share Load (For Load Share Units Only)
2301 ELECTRIC GOVERNOR FOR GENERATOR SET AND INDUSTRIAL ENGI
Problem No. 8: Engine Does Not Parallel
2301 ELECTRIC GOVERNOR FOR GENERATOR SET AND INDUSTRIAL ENGI
Service Procedures
2301 ELECTRIC GOVERNOR FOR GENERATOR SET AND INDUSTRIAL ENGI
Chapter 5. Troubleshooting
2301A SPEED CONTROL
Appendix A. Guide for Handling and Protection of Electronic Controls, Printed Circuit Boards, &amp; Modules
2301A SPEED CONTROL
Appendix B. EMI Controls in Electronic Governing Systems
2301A SPEED CONTROL
Disassembly and Assembly
Governor &amp; Fuel Pump Drive
3408C & 3412C INDUSTRIAL ENGINES
Fuel Injection Pumps
3408C & 3412C INDUSTRIAL ENGINES
Fuel Transfer Pump
3408C & 3412C INDUSTRIAL ENGINES
Governor &amp; Fuel Injection Pump Housing
3408C & 3412C INDUSTRIAL ENGINES
Fuel Shutoff Solenoid
3408C & 3412C INDUSTRIAL ENGINES
Fuel Ratio Control
3412 INDUSTRIAL & MARINE ENGINES
Fuel Transfer Pump
3412 INDUSTRIAL & MARINE ENGINES
Fuel Injection Pumps
3412 INDUSTRIAL & MARINE ENGINES
Automatic Timing Advance
3412 INDUSTRIAL & MARINE ENGINES
Governor (Low Speed Engine)
3412 INDUSTRIAL & MARINE ENGINES
Fuel Injection Pump Housing &amp; Governor
3412 INDUSTRIAL & MARINE ENGINES
Service Magazine
Modification Of 5P1768 Pointer Assembly Necessary For Use On Some Fuel Injection Pump Housings{1253,0653}
1980/03/31
6V2029 Fixture Group Available For Adjustment Of Air/Fuel Ratio Control {0626,1278,0652}
1981/03/23
Troubleshooting The Fuel Ratio Control Group For Low Power Complaints{1278}
1981/08/24
Part Number For Fuel Injection Pump Group In New Location{1253,1286}
1981/11/09
New Idler Shaft Used In Fuel Transfer Pumps{1256}
1982/02/22
Fuel Rack Slots Have Improved Wear Resistance{1257}
1982/05/10
Make Set Point Measurements Easier With The 6V4060 Engine Set Point Indicator{0651}
1982/08/16
Changes In Engine RPM; Governor Does Not Operate Correctly{1264}
1982/10/18
Changes In Engine RPM; Governor Does Not Operate Correctly{1264}
1983/01/10
New Rack Shutoff Solenoid Available{1257,1259}
1983/02/28
New Specification For Clearance Between Fuel Rack Slot And Cross Link{1257}
1983/05/16
Improved Governor Control Shaft And Seal Will Help Prevent Oil Leakage{1265}
1983/07/04
Information For Repair Of Hydraulic Fuel Ratio Controls{1278}
1983/08/15
Service Information For Woodward Governors{0374,1264}
1983/09/26
Explanation Of Engine High Idle RPM And Correct Adjustment Of Engine Setpoint{1264}
1983/11/07
Procedure To Remove Sharp Edges From Fuel Racks {1257,1253}
1984/02/06
New EG3P Actuator Assemblies Available{1289}
1984/02/27
Overvoltage Protection For Woodward 2301 Governor{1289}
1984/04/09
Only The External Needle Valve Can Be Adjusted On Woodward EG3P or EG10P Actuators{1265,1289}
1984/04/23
New Speed Setting Motor Assembly On Woodward PSG Governor Has More Resistance To Moisture And Vibration Damage{1264}
1984/05/14
Fill Oil Sump Before Installing Woodward Governor{1264,1288,1289}
1984/12/10
Remanufactured Air Fuel Ratio Controls {1278,7754}
1985/01/14
Only The External Needle Valve Can Be Adjusted On Woodward EG3PC Or EG10PC Actuators{1265,1289}
1985/02/04
Cross Link Between Fuel Racks Has Smoother Surface{1250,1257}
1985/03/11
Check Fuel Injection Nozzles In Overheated Engines{1254}
1985/09/02
Steel Fuel Pump Lifter Used{1250,1251}
1985/09/02
Changes To Fuel Systems {1250,1251,1252,1253,1254,1100}
1985/09/16
Comparison Of Fuel Timing Tolerances For Field Settings{1250,1251,1281}
1985/10/28
Anti-Seize Compound And/Or Grease Not To Be Used On Fuel Pump Bonnet Retaining Bushings{1251}
1985/11/11
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
Be Sure The Polarity Of The Electrical Connector On EG3P Woodward Actuator Assembly Is Correct{1265,1250}
1986/05/05
More Precise Governor Speed Adjustment Possible With Attachment Governor Control Groups{1265,1264,1250}
1986/06/02
Black Nylon Fuel Seals For Lockwire Available Only To NACD Dealers For Certain Customers{1257,1264}
1986/06/09
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 Spring Used In Fuel Ratio Control{1278}
1977/03/21
Improvements To Fuel Injection Pump And Governor{1286}
1977/06/06
Fuel Transfer Pump Shaft With Chromium Plate{1256}
1977/10/10
New Governor Spring Changes Speed Regulation{1264,1286}
1977/10/31
Improved High Idle Display Of The 6V3100 And 8T5300/8T5301 Engine Timing Indicator Groups{0781}
1987/03/16
Change In Design Of Engine Governor, Fuel Injection And Transfer Pump Groups, And Fuel Ratio Control Groups{1264,1278,1286}
1978/01/23
Do Not Change Factory Fuel Or Speed Settings On Truck Engines Unless New Settings Are Certified Under Applicable EPA Regulations{0336,0337,1257}
1978/01/30
New Tachometer Drive Adapter Assembly Prevents Failure Of The Seals For the Tachometer Drive Group And Transfer Pump{7462,1256}
1978/02/27
Do Not Use The 5B1401 Cleaning Tool Group To Clean The Orifice In Capsule-Type Fuel Injection Nozzles{0650,1254}
1978/04/24
O-Ring Seals Of A Different Material Are Now Used On The Outside Diameter Of The Servo Cylinder In Governors{1264}
1978/05/01
New Dashpot Spring Gives A Reduction In &quot;Overshoot&quot;{1264}
1978/06/26
A One-Piece Spring Seat Is Now Used In The Governor{1264}
1978/06/26
Different O-Ring Seals Now Used In Fuel Injection Pump Group{1251}
1978/08/28
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
New Woodward Governor Control Used On Diesel Engines; Former Control Now Used On Gas Engines Only{1265}
1979/03/19
Conversion Group Available To Install Woodward Governor On Engines Equipped With Mechanical Governor{1264}
1979/04/09
9S8100 Tool Group Changed To Use With Fuel Transfer Pump Only{0622}
1979/05/28
To Prevent A Possible Change In The Fuel Rack Setting, A Specific Assembly Procedure Must Be Used To Tighten The Bolt On The Governor Stop Collar{1259,1257,1250}
1979/07/02
Changes Made To 8S2243 And 8S4613 Wrenches Used On Fuel Injection Pumps{0612,1251}
1979/08/06
Tee Handle Hexagonal Wrench In Rack Adjusting Tool Is Now Available For Parts Replacement
1979/09/10
New Throttle Shaft Bearing Sleeves Used In Governor Housing Assembly{1365}
1990/07/30
Governor Control Motor Polarity May Require A Change{1265,1408,7556}
1990/10/29
Replace Camshaft And Install New Lifters If Pitting, Spalling, Or Wear Occurs On Lobes Of 4N0599 And 4N0602 Camshafts In Fuel Injection Pump Groups{1251,1253}
1991/05/20
New Components Help Prevent Air Leaks In Improved Fuel Ratio Control Groups{1278}
1992/05/25
New Diaphragm Used In Fuel Ratio Control Groups{1278}
1992/06/15
Improved Fuel Pump Bonnet Seal Has Better Heat Resistance {1251}
1994/09/12
Tamper Resistant Plugs And Tamper Resistant Bolts Used To Prevent Changes To Fuel Ratio Control (FRC) Setting{1278,1287}
1996/01/22
Improved Governor Servo Components Available For Use With Energize To Run Solenoids; Energize To Run Solenoid Stop Bolt Adjustment Procedure{1264,1259}
1996/06/03

Caterpillar Parts SIS Catalog 3412 :

PUMP GP-GOV,FUEL INJ,FUEL TFR
1W-0255 PUMP GP-GOV,FUEL INJ,FUEL TFR
PUMP GP-GOV,FUEL INJ & FUL TFR
1N-4752 PUMP GP-GOV,FUEL INJ & FUL TFR
PUMP GP-GOV,FUEL INJ,FUEL TFR
1W-2193 PUMP GP-GOV,FUEL INJ,FUEL TFR
PUMP GP-GOV,FUEL INJ,FUEL TFR
6N-4064 PUMP GP-GOV,FUEL INJ,FUEL TFR
PUMP GP-GOV,FUEL INJ,FUEL TFR
6N-4064 PUMP GP-GOV,FUEL INJ,FUEL TFR
PUMP GP-GOV DRV,FUEL INJ & TFR
7N-1252 PUMP GP-GOV DRV,FUEL INJ & TFR
PUMP GP-GOV,FUEL INJ,FUEL TFR
7N-8241 PUMP GP-GOV,FUEL INJ,FUEL TFR
PUMP GP-GOV,FUEL INJ,FUEL TFR
7N-1244 PUMP GP-GOV,FUEL INJ,FUEL TFR
PUMP GP-GOV DRV,FUEL INJ & TFR
1W-2191 PUMP GP-GOV DRV,FUEL INJ & TFR
PUMP GP-GOV,FUEL INJ,FUEL TFR
1W-4931 PUMP GP-GOV,FUEL INJ,FUEL TFR
PUMP GP-GOV,FUEL INJ,FUEL TFR
1W-4932 PUMP GP-GOV,FUEL INJ,FUEL TFR
PUMP GP-GOV,FUEL INJ,FUEL TFR
2W-8457 PUMP GP-GOV,FUEL INJ,FUEL TFR
VALVE GP-FUEL INJECTION
2W-0336 VALVE GP-FUEL INJECTION
VALVE GP
2W-0748 VALVE GP
PUMP GP-FUEL TRANSFER
4N-1101 PUMP GP-FUEL TRANSFER
PUMP GP-FUEL TRANSFER
4N-1111 PUMP GP-FUEL TRANSFER

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