325, 325L EXCAVATOR 2JK00001-UP (MACHINE) HYDRAULIC SYSTEM Caterpillar SIS

EXCAVATOR 325-A L EXCAVATOR 2JK
325, 325L EXCAVATOR 2JK00001-UP (MACHINE) SEBP2008 325-A L 2JK (1992)

Parts group 325-A L:

For full view, you need register

HYDRAULIC SYSTEM

ACCUMULATOR GP

087-4456 ACCUMULATOR GP

874456 ACCUMULATOR GP
PART OF 875078 LINES-PILOT

COUPLING GP

7Y-0461 COUPLING GP-PUMP

7Y0461 COUPLING GP-PUMP
PART OF 7Y0420 PUMP & MOUNTING

CYLINDER GP

7Y-4601 CYLINDER GP-BOOM

7Y4601 CYLINDER GP-BOOM (CHANGES 06,07,08)
130 MM (5 IN) BORE X 1407 MM (55 IN) STROKE
PART OF 4I1720 CYLINDER & SEAL
AN ATTACHMENT

7Y-4650 CYLINDER GP-STICK

7Y4650 CYLINDER GP-STICK (CHGS 09-15)
150 MM (6 IN) BORE X 1567 MM (62 IN) STROKE
PART OF 4I1721 CYLINDER & SEAL
AN ATTACHMENT

4I-1721 CYLINDER & SEAL GP

4I1721 CYLINDER & SEAL GP
7Y4650-PAGE 261
PART OF 7Y0075, 7Y0076, 1002855, 1002856 BOOM ARS
AN ATTACHMENT

4I-1720 CYLINDER & SEAL GP

4I1720 CYLINDER & SEAL GP
7Y4601-PAGE 260
PART OF 7Y0075, 7Y0076, 1002855, 1002856 BOOM ARS
AN ATTACHMENT

087-5552 CYLINDER & SEAL GP

875552 CYLINDER & SEAL GP
7Y5150-PAGE 265
PART OF 7Y0085 LINKAGE AR-BUCKET (D FAMILY)
AN ATTACHMENT

7Y-5199 CYLINDER & SEAL GP

7Y5199 CYLINDER & SEAL GP
875633-PAGE 266
PART OF 7Y0083 LINKAGE AR-BUCKET (B FAMILY)
AN ATTACHMENT

087-5565 CYLINDER & SEAL GP

875565 CYLINDER & SEAL GP
7Y5100-PAGE 267
PART OF 7Y0084 LINKAGE AR-BUCKET (C FAMILY)
AN ATTACHMENT

7Y-5150 CYLINDER GP

7Y5150 CYLINDER GP (CHANGES 04,05)
150 MM (6 IN) BORE X 1156 MM (46 IN) STROKE
PART OF 875552 CYLINDER & SEAL
AN ATTACHMENT

087-5633 CYLINDER GP

875633 CYLINDER GP (CHANGE 00)
120 MM (5 IN) BOREE X 1030 MM (41 IN) STROKE
PART OF 7Y5199 CYLINDER & SEAL
AN ATTACHMENT

7Y-5100 CYLINDER GP-BUCKET

7Y5100 CYLINDER GP-BUCKET (CHANGE 05)
130 MM (5 IN) BORE X 1156 MM (46 IN) STROKE
PART OF 875565 CYLINDER & SEAL
AN ATTACHMENT

DRIVE GP

7Y-1527 FASTENER GP-SWING & FINAL DR

7Y1527 FASTENER GP

9U-2065 DRIVE GP-SWING

9U2065 DRIVE GP-SWING-WITH MOTOR
7Y4299-PAGE 116, 7Y1244-PAGE 117

7Y-1244 DRIVE GP-SWING

7Y1244 DRIVE GP-SWING
PART OF 9U2065 DRIVE-SWING

087-4771 DRIVE GP-PUMP

874771 DRIVE GP-ACCESSORY
PART OF 7Y6020 PUMP & MOUNTING
AN ATTACHMENT

FILTER GP

087-5316 SCREEN GP

875316 SCREEN GP
PART OF 1038266, 1038267 TANK & FILTER

LINES GP-BOOM

7Y-8318 LINES GP-BOOM CYLINDER

7Y8318 LINES GP-BOOM CYLINDER
875343-PAGE 269
PART OF 7Y7974 VALVE AR-CHECK & RELIEF
AN ATTACHMENT

4I-3664 LINES GP-BOOM CYLINDER

4I3664 LINES GP-BOOM CYLINDER
PART OF 7Y0075, 7Y0076, 1002855, 1002856 BOOM ARS
AN ATTACHMENT

7Y-6032 LINES GP-BOOM

7Y6032 LINES GP-BOOM (MASS EXCAVATION)
HAMMER-SHORT
AN ATTACHMENT

7Y-4508 LINES GP-BOOM

7Y4508 LINES GP-BOOM
PART OF 7Y0075, 1002855 BOOM AR (REACH)
AN ATTACHMENT

7Y-4510 LINES GP-BOOM

7Y4510 LINES GP-BOOM
PART OF 7Y0076, 1002856 BOOM ARS (MASS EXCAVATION)
AN ATTACHMENT

7Y-6011 LINES GP-BOOM

7Y6011 LINES GP-BOOM (REACH)
1 SPEED HAMMER-LONG
FOR USE WITH STANDARD TYPE LONG BOOM
AN ATTACHMENT

7Y-6012 LINES GP-BOOM

7Y6012 LINES GP-BOOM (REACH)
2 SPEED HAMMER-LONG
FOR USE WITH STANDARD TYPE LONG BOOM
AN ATTACHMENT

7Y-6033 LINES GP-BOOM

7Y6033 LINES GP-BOOM (MASS EXCAVATION)
HAMMER-SHORT
AN ATTACHMENT

LINES GP-FRONT

087-5074 LINES GP-FRONT

875074 LINES GP-FRONT-PART 1 OF 2
TYPE 1

087-5074 LINES GP-FRONT

875074 LINES GP-FRONT-PART 2 OF 2
TYPE 1
875163-PAGE 171

087-5074 LINES GP-FRONT

875074 LINES GP-FRONT-PART 1 OF 2
TYPE 2

087-5074 LINES GP-FRONT

875074 LINES GP-FRONT-PART 2 OF 2
TYPE 2
875163-PAGE 171, 5I4086-PAGE 175.02

7Y-8092 LINES GP-FRONT

7Y8092 LINES GP-FRONT
6E2914-PAGE 172
PART OF 7Y6006 CONTROL AR-AUXILIARY
AN ATTACHMENT

7Y-8034 LINES GP-FRONT

7Y8034 LINES GP-FRONT
6E5234-PAGE 176.02
PART OF 7Y6004 CONTROL AR-AUXILIARY
AN ATTACHMENT

7Y-8094 LINES GP-FRONT

7Y8094 LINES GP-FRONT-PART 1 OF 2
6E2914-PAGE 172, 4I0890-PAGE 175, 4I6301-PAGE 176
PART OF 7Y6008 CONTROL AR-AUXILIARY
AN ATTACHMENT

7Y-8094 LINES GP-FRONT

7Y8094 LINES GP-FRONT-PART 2 OF 2
PART OF 7Y6008 CONTROL AR-AUXILIARY
AN ATTACHMENT

5I-4439 LINES GP-FRONT

5I4439 LINES GP-FRONT
4I0890-PAGE 175
PART OF 7Y5954 INSTALLATION AR
AN ATTACHMENT

LINES GP-PILOT

087-5077 LINES GP-PILOT

875077 LINES GP-PILOT-PART 1 OF 4
7Y8447-PAGE 192

087-5077 LINES GP-PILOT

875077 LINES GP-PILOT-PART 2 OF 4
875054-PAGE 196

087-5077 LINES GP-PILOT

875077 LINES GP-PILOT-PART 3 OF 4
875675-PAGE 195

087-5077 LINES GP-PILOT

875077 LINES GP-PILOT-PART 4 OF 4
4I3899-PAGE 237.01

087-5078 LINES GP-PILOT

875078 LINES GP-PILOT-PART 1 OF 3
875630-PAGE 194, 4I0848-PAGE 197

087-5078 LINES GP-PILOT

875078 LINES GP-PILOT-PART 2 OF 3

087-5078 LINES GP-PILOT

875078 LINES GP-PILOT-PART 3 OF 3
874456-PAGE 191, 7Y8415-PAGE 189

7Y-8003 LINES GP-PILOT

7Y8003 LINES GP-PILOT

087-4815 LINES GP-PILOT

874815 LINES GP-PILOT-PART 1 OF 2
PART OF 7Y6008 CONTROL AR-AUXILIARY
AN ATTACHMENT

087-4815 LINES GP-PILOT

874815 LINES GP-PILOT-PART 2 OF 2
PART OF 7Y6008 CONTROL AR-AUXILIARY
AN ATTACHMENT

087-4813 LINES GP-PILOT

874813 LINES GP-PILOT-PART 1 OF 2
PART OF 7Y6006 CONTROL AR-AUXILIARY
AN ATTACHMENT

087-4813 LINES GP-PILOT

874813 LINES GP-PILOT-PART 2 OF 2
PART OF 7Y6006 CONTROL AR-AUXILIARY
AN ATTACHMENT

087-4811 LINES GP-PILOT

874811 LINES GP-PILOT-PART 1 OF 2
PART OF 7Y6004 CONTROL AR-AUXILIARY
AN ATTACHMENT

087-4811 LINES GP-PILOT

874811 LINES GP-PILOT-PART 2 OF 2
PART OF 7Y6004 CONTROL AR-AUXILIARY
AN ATTACHMENT

6I-6744 LINES GP-PILOT

6I6744 LINES GP-PILOT-PART 1 OF 2
PART OF 7Y6008 CONTROL AR-AUXILIARY
AN ATTACHMENT

6I-6744 LINES GP-PILOT

6I6744 LINES GP-PILOT-PART 2 OF 2
4I0894-PAGE 212
PART OF 7Y6008 CONTROL AR-AUXILIARY
AN ATTACHMENT

6I-6749 LINES GP-PILOT

6I6749 LINES GP-PILOT
7Y5005-PAGE 213
PART OF 7Y6010 INSTALLATION AR
AN ATTACHMENT

6I-6782 LINES GP-PILOT

6I6782 LINES GP-PILOT
PART OF 4I0986 VALVE AR-2 WAY
AN ATTACHMENT

6I-6745 LINES GP-PILOT

6I6745 LINES GP-PILOT
4I0894-PAGE 212
PART OF 7Y5954 INSTALLATION AR
AN ATTACHMENT

4I-0992 LINES GP-PILOT

4I0992 LINES GP-PILOT
PART OF 4I0989 VALVE AR-FINE SWING
AN ATTACHMENT

7Y-8320 LINES GP-PILOT

7Y8320 LINES GP-PILOT
PART OF 7Y7974 VALVE AR-CHECK & RELIEF
AN ATTACHMENT

LINES GP-PUMP

087-5076 LINES GP-PUMP

875076 LINES GP-PUMP

LINES GP-RETURN

087-5075 LINES GP-RETURN & FILTER

875075 LINES GP-RETURN & FILTER
875673-PAGE 221

7Y-8319 LINES GP-RETURN & FILTER

7Y8319 LINES GP-RETURN & FILTER
TYPE 1
4I5525-PAGE 221
PART OF 7Y7974 VALVE AR-CHECK & RELIEF
AN ATTACHMENT

7Y-8319 LINES GP-RETURN & FILTER

7Y8319 LINES GP-RETURN & FILTER
TYPE 2
4I5525-PAGE 221
PART OF 7Y7974 VALVE AR-CHECK & RELIEF
AN ATTACHMENT

LINES GP-STICK

7Y-4509 LINES GP-STICK

7Y4509 LINES GP-STICK
PART OF 7Y0079 STICK AR-HOE (REACH, C FAMILY)
AN ATTACHMENT

7Y-7969 LINES GP-STICK

7Y7969 LINES GP-STICK
PART OF 7Y0077 STICK AR-HOE (REACH, B FAMILY)
AN ATTACHMENT

7Y-7971 LINES GP-STICK

7Y7971 LINES GP-STICK
PART OF 7Y0080, 7Y6202 STICK AR-HOE (D FAMILY)
AN ATTACHMENT

7Y-7973 LINES GP-STICK

7Y7973 LINES GP-STICK
PART OF 7Y0082 STICK AR-HOE (MASS EXCAVATION, D FAMILY)
AN ATTACHMENT

7Y-7970 LINES GP-STICK

7Y7970 LINES GP-STICK
PART OF 7Y0078 STICK AR-HOE (REACH, C FAMILY)
AN ATTACHMENT

7Y-6014 LINES GP-STICK

7Y6014 LINES GP-STICK (REACH & MASS EXCAVATION)
HAMMER-MEDIUM STICK-LONG BOOM
AN ATTACHMENT

7Y-6013 LINES GP-STICK

7Y6013 LINES-GP-STICK
HAMMER-LONG STICK-LONG BOOM
REPLACED BY 7Y6014 LINES-STICK
AN ATTACHMENT

7Y-6016 LINES GP-STICK

7Y6016 LINES GP-STICK
2 SPEED LONG STICK-LONG BOOM
REPLACED BY 7Y6017 LINES-STICK
AN ATTACHMENT

7Y-6015 LINES GP-STICK

7Y6015 LINES GP-STICK
HAMMER SHORT STICK-LONG BOOM
REPLACED BY 7Y6014 LINES-STICK
AN ATTACHMENT

7Y-6017 LINES GP-STICK

7Y6017 LINES GP-STICK (REACH & MASS EXCAVATION)
2 SPEED MEDIUM STICK-LONG BOOM
AN ATTACHMENT

7Y-6018 LINES GP-STICK

7Y6018 LINES GP-STICK
2 SPEED SHORT STICK-LONG BOOM
REPLACED BY 7Y6017 LINES-STICK
AN ATTACHMENT

7Y-7972 LINES GP-STICK

7Y7972 LINES GP-STICK
PART OF 7Y0081 STICK AR-HOE (MASS EXCAVATION, C FAMILY)
AN ATTACHMENT

7Y-6038 LINES GP-STICK

7Y6038 LINES GP-STICK
MEDIUM STICK-SHORT BOOM
REPLACED BY 7Y6017 LINES-STICK
AN ATTACHMENT

7Y-6035 LINES GP-STICK

7Y6035 LINES GP-STICK
HAMMER FOR USE WITH MEDIUM STICK SHORT BOOM
REPLACED BY 7Y6014 LINES-STICK
AN ATTACHMENT

7Y-6034 LINES GP-STICK

7Y6034 LINES GP-STICK (MASS EXCAVATION)
(HAMMER) FOR USE WITH LONG STICK FOR SHORT BOOM
AN ATTACHMENT

7Y-6037 LINES GP-STICK

7Y6037 LINES GP-STICK (MASS EXCAVATION)
2 SPEED FOR USE WITH 7Y6034 LINES-STICK
AN ATTACHMENT

7Y-6041 LINES GP-STICK

7Y6041 LINES GP-STICK (REACH, B FAMILY)
HAMMER LONG STICK-LONG BOOM
AN ATTACHMENT

7Y-6043 LINES GP-STICK

7Y6043 LINES GP-STICK (REACH, B FAMILY)
2 SPEED FOR USE WITH 7Y6041 LINES-STICK
AN ATTACHMENT

LINES GP-SWING

087-5073 LINES GP-SWING MOTOR

875073 LINES GP-SWING MOTOR

LINES GP-TRAVEL MOTOR

087-5083 LINES GP-TRACK MOTOR

875083 LINES GP-TRACK MOTOR-PART 1 OF 2
S/N 7TG1-UP. TYPE 1
7Y4800-PAGE 218

087-5083 LINES GP-TRACK MOTOR

875083 LINES GP-TRACK MOTOR-PART 2 OF 2
S/N 7TG1-UP. TYPE 1

087-5083 LINES GP-TRACK MOTOR

875083 LINES GP-TRACK MOTOR
S/N 7TG1-UP. TYPE 2
7Y4800-PAGE 218

087-5083 LINES GP-TRACK MOTOR

875083 LINES GP-TRACK MOTOR
S/N 7TG1-UP. TYPE 2

087-5085 LINES GP-TRACK MOTOR

875085 LINES GP-TRACK MOTOR-PART 1 OF 2
S/N 2JK1-UP
7Y4800-PAGE 218

087-5085 LINES GP-TRACK MOTOR

875085 LINES GP-TRACK MOTOR-PART 2 OF 2
S/N 2JK1-UP

MISCELLANEOUS INFORMATION

7Y-5954 INSTALLATION AR-AUXILIARY

7Y5954 INSTALLATION AR-AUXILIARY
2 PUMP FLOW
REQUIRES: 7Y6004 OR 7Y7006 CONTROL AR
AN ATTACHMENT

MOTOR GP

7Y-4273 MOTOR GP-SWING

7Y4273 MOTOR-PISTON-PART 1 OF 2
4I1024-PAGE 120
PART OF 7Y4299 MOTOR AND MOUNTING

7Y-4273 MOTOR GP-SWING

7Y4273 MOTOR-PISTON-PART 2 OF 2
4I7788-PAGE 120
PART OF 7Y4299 MOTOR AND MOUNTING

7Y-2203 GUARD GP-TRAVEL MOTOR

7Y2203 GUARD GP-TRACK MOTOR
S/N 7TG1-UP
PART OF 4E4146 FRAME AR-UNDERCARRIAGE

7Y-2570 GUARD GP-TRAVEL MOTOR

7Y2570 GUARD GP-TRACK MOTOR
S/N 2JK1-UP
PART OF 4E4151 FRAME AR-UNDERCARRIAGE

7Y-4288 MOTOR & MOUNTING GP

7Y4288 MOTOR & MOUNTING GP
7Y4403-PAGE 255, 7Y4260-PAGE 256
PART OF 7Y0367 FINAL DRIVE

7Y-4403 VALVE GP-TRACTION CONTROL

7Y4403 VALVE GP-TRACTION CONTROL
TRAVEL BRAKE VALVE
5I3097-PAGE 255
PART OF 7Y4288 MOTOR & MOUNTING

7Y-4260 MOTOR GP-TRAVEL

7Y4260 MOTOR GP-PISTON-SLIPPER-PART 1 OF 1*R
PART OF 7Y4288 MOTOR & MOUNTING

MOUNTING GP

4I-0984 MOUNTING GP-VALVE

4I0984 MOUNTING GP
PART OF 4I0986 VALVE AR-2 WAY
AN ATTACHMENT

087-5080 MOUNTING GP-VALVE

875080 MOUNTING GP-VALVE

PUMP GP

7Y-0420 PUMP & MOUNTING GP

7Y0420 PUMP & MOUNTING GP
7Y0461-PAGE 243, 7Y4002-PAGE 244

7Y-0461 COUPLING GP-PUMP

7Y0461 COUPLING GP-PUMP
PART OF 7Y0420 PUMP & MOUNTING

7Y-4002 PUMP GP-PISTON

7Y4002 PUMP GP-PISTON
874719-PAGE 247, 874718-PAGE 250
PART OF 7Y0420 PUMP & MOUNTING

7Y-6020 PUMP & MOUNTING GP

7Y6020 PUMP & MOUNTING GP
AUXILIARY
874771-PAGE 246
AN ATTACHMENT

087-4718 PUMP GP-HYDRAULIC

874718 PUMP GP-HYDRAULIC
874727, 874780-PAGE 251, 874781-PAGE 252
PART OF 7Y4002 PUMP-PISTON

087-4780 ROTATING GP-PUMP

874780 ROTATING GP-PUMP
874782-PAGE 253
PART OF 874718 PUMP-HYDRAULIC
AN ATTACHMENT

087-4727 PUMP GP-GEAR

874727 PUMP GP-GEAR-ONE SECTION
PART OF 874718 PUMP-HYDRAULIC

103-8264 PUMP GP-GEAR

1038264 PUMP GP-GEAR
PART OF 874718 PUMP-HYDRAULIC

087-4781 ROTATING GP-PUMP

874781 ROTATING GP-PUMP
874782-PAGE 253
PART OF 874718 PUMP-HYDRAULIC
AN ATTACHMENT

085-4923 PUMP GP-GEAR

0854923 PUMP GP-GEAR
PART OF 1038264 PUMP-GEAR

087-4782 ROTATING GP-PUMP

874782 ROTATING GP-PUMP
PART OF 874780, 874781 ROTATING-PUMP
AN ATTACHMENT

SCREEN GP

087-5316 SCREEN GP

875316 SCREEN GP
PART OF 1038266, 1038267 TANK & FILTER

SWIVEL GP

7Y-2296 GUARD GP-SWIVEL

7Y2296 GUARD GP-SWIVEL
PART OF 4I2755 GUARD AR
AN ATTACHMENT

7Y-4800 SWIVEL GP

7Y4800 SWIVEL GP
PART OF 875083, 875085 LINES-TRACK MOTOR

TANK GP

7Y-4700 TANK & MTG GP-HYDRAULIC

7Y4700 TANK GP-MOUNTING
7Y4701-PAGE 160

7Y-4701 TANK & FILTER GP

7Y4701 TANK & FILTER GP
PART OF 7Y4700 TANK-MOUNTING

103-8266 TANK & FILTER GP

1038266 TANK & FILTER GP-PART 1 OF 2
PART OF 7Y4701 TANK & FILTER

103-8266 TANK & FILTER GP

1038266 TANK & FILTER GP-PART 2 OF 2
0875316-PAGE 163
PART OF 7Y4701 TANK & FILTER

103-8267 TANK & FILTER GP

1038267 TANK & FILTER GP-PART 1 OF 2
PART OF 7Y4701 TANK & FILTER

103-8267 TANK & FILTER GP

1038267 TANK & FILTER GP-PART 2 OF 2
0875316-PAGE 163
PART OF 7Y4701 TANK & FILTER

VALVE GP

5I-4087 VALVE GP

5I4087 VALVE GP
PART OF 5I4086 VALVE-PILOT

6E-2130 VALVE GP

6E2130 VALVE GP
PART OF 6E2909 VALVE

6E-2909 VALVE GP

6E2909 VALVE GP
PART OF 6E2129 VALVE-CONTROL

6E-2128 VALVE GP

6E2128 VALVE GP-UNIT
6E2129-PAGE 230, 6E2131-PAGE 234
6E4298, 6E4281-PAGE 239, 6E1915-PAGE 240

102-0864 VALVE GP

1020864 VALVE GP
PART OF 1020787 VALVE-CHECK
AN ATTACHMENT

4I-0986 VALVE AR

4I0986 VALVE AR-2 WAY
AN ATTACHMENT

7Y-7974 VALVE AR

7Y7974 VALVE AR-CHECK & RELIEF
AN ATTACHMENT

4I-0989 VALVE AR

4I0989 VALVE AR
FINE SWING CONTROL
AN ATTACHMENT

VALVE GP-BRAKE

4I-1024 VALVE GP-BRAKE

4I1024 VALVE GP-BRAKE
PART OF 7Y4273 MOTOR-PISTON

VALVE GP-CHECK

4I-0890 VALVE GP-CHECK

4I0890 VALVE-CHECK
PART OF 7Y8094, 5I4439 LINES-FRONT
AN ATTACHMENT

4I-5525 VALVE GP-CHECK

4I5525 VALVE GP-CHECK
PART OF 7Y8319 LINES-RETURN & FILTER
AN ATTACHMENT

087-5673 VALVE GP-CHECK

875673 VALVE GP-CHECK
PART OF 875075 LINES-RETURN & FILTER

102-0787 VALVE GP-CHECK

1020787 VALVE GP-CHECK
1020864-PAGE 269.04, 1020871-PAGE 269.04
PART OF 875343 VALVE-CHECK & RELIEF
AN ATTACHMENT

VALVE GP-CHECK & RELIEF

4I-6301 VALVE GP-CHECK & RELIEF

4I6301 VALVE-CHECK-RELIEF
TYPE 1
6E2914-PAGE 172
PART OF 7Y8094 LINES-FRONT
AN ATTACHMENT

4I-6301 VALVE GP-CHECK & RELIEF

4I6301 VALVE GP-CHECK & RELIEF
TYPE 2
6E5234-PAGE 176.02
PART OF 7Y8094 LINES-FRONT
AN ATTACHMENT

087-5343 VALVE GP-CHECK & RELIEF

875343 VALVE GP-CHECK & RELIEF
TYPE 1
PART OF 7Y8318 LINES-BOOM CYLINDER
AN ATTACHMENT

087-5343 VALVE GP-CHECK & RELIEF

875343 VALVE GP-CHECK & RELIEF
TYPE 2
PART OF 7Y8318 LINES-BOOM CYLINDER
AN ATTACHMENT

105-7401 VALVE GP-CHECK & RELIEF

1057401 VALVE GP-CHECK & RELIEF
PART OF 875343 VALVE-CHECK & RELIEF
AN ATTACHMENT

VALVE GP-CONTROL

5I-4087 VALVE GP

5I4087 VALVE GP
PART OF 5I4086 VALVE-PILOT

6E-2130 VALVE GP

6E2130 VALVE GP
PART OF 6E2909 VALVE

6E-2909 VALVE GP

6E2909 VALVE GP
PART OF 6E2129 VALVE-CONTROL

6E-2128 VALVE GP

6E2128 VALVE GP-UNIT
6E2129-PAGE 230, 6E2131-PAGE 234
6E4298, 6E4281-PAGE 239, 6E1915-PAGE 240

6E-2129 VALVE GP-CONTROL

6E2129 VALVE GP-CONTROL-PART 1 OF 2
6E2909-PAGE 222
PART OF 6E2128 VALVE-UNIT

6E-2129 VALVE GP-CONTROL

6E2129 VALVE GP-CONTROL-PART 2 OF 2
6E1969-PAGE 238, 6E2914-PAGE 172
PART OF 6E2128 VALVE-UNIT

6E-2131 VALVE GP-CONTROL

6E2131 VALVE GP-CONTROL-PART 1 OF 2
6E1969-PAGE 238
PART OF 6E2128 VALVE-UNIT

6E-2131 VALVE GP-CONTROL

6E2131 VALVE GP-CONTROL-PART 2 OF 2
6E2914-PAGE 172
PART OF 6E2128 VALVE-UNIT

102-0864 VALVE GP

1020864 VALVE GP
PART OF 1020787 VALVE-CHECK
AN ATTACHMENT

7Y-6008 CONTROL AR-AUXILIARY

7Y6008 CONTROL AR-AUXILIARY
FOR USE WITH SINGLE OR DOUBLE ACTION CONTROL AR
AN ATTACHMENT

4I-0986 VALVE AR

4I0986 VALVE AR-2 WAY
AN ATTACHMENT

7Y-6006 CONTROL AR-AUXILIARY

7Y6006 CONTROL AR-AUXILIARY
DOUBLE ACTION-ONE PUMP CIRCUIT
AN ATTACHMENT

7Y-6004 CONTROL AR-AUXILIARY

7Y6004 CONTROL AR-AUXILIARY
SINGLE ACTION-ONE PUMP CIRCUIT
AN ATTACHMENT

7Y-7974 VALVE AR

7Y7974 VALVE AR-CHECK & RELIEF
AN ATTACHMENT

4I-0989 VALVE AR

4I0989 VALVE AR
FINE SWING CONTROL
AN ATTACHMENT

VALVE GP-FLOW CONTROL

4I-3899 VALVE GP-FLOW CONTROL

4I3899 VALVE GP-FLOW CONTROL
PART OF 875077 LINES-PILOT

VALVE GP-MANIFOLD & REDUCING

7Y-8415 VALVE GP-MANIFOLD & REDUCING

7Y8415 VALVE GP-MANIFOLD & REDUCING
7Y4440, 4I6273-PAGE 190, 7Y8417-PAGE 191
PART OF 875078 LINES-PILOT

VALVE GP-PILOT

087-5163 VALVE GP-PILOT

875163 VALVE GP-PILOT
6E2914-PAGE 172
PART OF 875074 LINES-FRONT

5I-4086 VALVE GP-PILOT

5I4086 VALVE GP-PILOT
6E2914-PAGE 172, 5I4087-PAGE 218.01
PART OF 875074 LINES-FRONT

7Y-8447 VALVE GP-PILOT

7Y8447 VALVE GP-PILOT-PART 1 OF 2
PART OF 875077 LINES-PILOT

7Y-8447 VALVE GP-PILOT

7Y8447 VALVE GP-PILOT-PART 2 OF 2
PART OF 875077 LINES-PILOT

087-5630 VALVE GP-PILOT

875630 VALVE GP-PILOT
PART OF 875078 LINES-PILOT

087-5675 VALVE GP-PILOT

875675 VALVE GP-PILOT
PART OF 875077 LINES-PILOT, 7Y6009 CONTROL-HYDRAULIC

4I-0894 VALVE GP-PILOT

4I0894 VALVE-PILOT
PART OF 6I6744, 6I6745 LINES-PILOT
AN ATTACHEMNT

4I-1045 VALVE GP-PILOT

4I1045 VALVE GP-PILOT
2 WAY VALVE
PART OF 4I0986 VALVE AR
AN ATTACHMENT

VALVE GP-PILOT RELIEF

087-5248 VALVE GP-PILOT RELIEF

875248 VALVE GP-RELIEF PILOT
PART OF 6E2914 VALVE-RELIEF

7I-7267 VALVE GP-PILOT RELIEF

7I7267 VALVE GP-RELIEF PILOT
PART OF 6E2914 VALVE-RELIEF

4I-8700 VALVE GP-PILOT RELIEF

4I8700 VALVE GP-RELIEF PILOT
PART OF 7Y8034 VALVE-PILOT RELIEF
AN ATTACHMENT

4I-8700 VALVE GP-PILOT RELIEF

4I8700 VALVE GP-RELIEF PILOT
TYPE 2
PART OF 7Y8034 VALVE-PILOT RELIEF
AN ATTACHMENT

102-0871 VALVE GP-PILOT RELIEF

1020871 VALVE GP-RELIEF PILOT
PART OF 1020787 VALVE-CHECK
AN ATTACHMENT

VALVE GP-PRESSURE CONTROL

6E-4298 VALVE GP-PRESSURE CONTROL

6E4298 VALVE GP-PRESSURE CONTROL
PART OF 6E2128 VALVE-UNIT

6E-4281 VALVE GP-PRESSURE CONTROL

6E4281 VALVE GP-PRESSURE CONTROL
PART OF 6E2128 VALVE-UNIT

VALVE GP-RELIEF

4I-7788 VALVE GP-RELIEF

4I7788 VALVE GP-RELIEF
PART OF 7Y4273 MOTOR-PISTON

6E-2914 VALVE GP-RELIEF

6E2914 VALVE GP-RELIEF
PART OF 875163, 7Y8094, 7Y8092, 6E2129 LINES-FRONT, 5I4086 VALVE-PILOT
6E2131 VALVE-CONTROL, 4I6301 VALVE-CHECK & RELIEF

6E-2471 VALVE GP-RELIEF

6E2471 VALVE GP-RELIEF
PART OF 6E2914 VALVE-RELIEF

6E-5229 VALVE GP-RELIEF

6E5229 VALVE GP-RELIEF-PILOT OPERATED
PART OF 7Y8034 VALVE-PILOT RELIEF
AN ATTACHMENT

6E-5234 VALVE GP-RELIEF

6E5234 VALVE GP-RELIEF
PART OF 7Y8034 LINES-FRONT, 4I6301 VALVE-CHECK & RELIEF
AN ATTACHMENT

6E-1969 VALVE GP-RELIEF

6E1969 VALVE GP-RELIEF
PART OF 6E2129, 6E2131 VALVE-CONTROLS

6E-1915 VALVE GP-RELIEF

6E1915 VALVE GP-RELIEF
PART OF 6E2128 VALVE-UNIT

5I-3097 VALVE GP-RELIEF

5I3097 VALVE GP-RELIEF
PART OF 7Y4403 VALVE-TRACTION CONTROL

VALVE GP-SELECTOR

087-5054 VALVE GP-SELECTOR

875054 VALVE GP-SELECTOR
PART OF 875077 LINES-PILOT

VALVE GP-SOLENOID

7Y-4440 VALVE GP-SOLENOID

7Y4440 VALVE GP-SOLENOID
PART OF 7Y8415 VALVE-MANIFOLD & REDUCING

4I-6273 VALVE GP-SOLENOID

4I6273 VALVE GP-SOLENOID
PART OF 7Y8415 VALVE-MANIFOLD & REDUCING

7Y-8417 VALVE GP-SOLENOID

7Y8417 VALVE GP-SOLENOID
PART OF 7Y8415 VALVE-MANIFOLD & REDUCING

7Y-5005 VALVE GP-SOLENOID

7Y5005 VALVE GP-SOLENOID
PART OF 6I6749 LINES-PILOT
AN ATTACHMENT

4I-1042 VALVE GP-SOLENOID

4I1042 VALVE GP-SOLENOID
PART OF 4I0989 VALVE AR-FINE SWING
AN ATTACHMENT

VALVE GP-SPEED CONTROL

4I-0848 VALVE GP-SPEED CONTROL

4I0848 VALVE GP-SPEED CONTROL
PART OF 875078 LINES-PILOT

Information:

(For parts list, see above)

HYDRAULIC SYSTEM

ACCUMULATOR GP

Special Instruction

Accumulator Discharging and Charging Procedures {0738, 4263, 4264, 4331, 5077, 5077, 5081, 7474}
Accumulator Discharging and Charging Procedures {0738, 4263, 4264, 4331, 5077, 5077, 5081, 7474}

Decommissioning Procedure for Permanently Sealed Diaphragm Accumulators {5077}
Decommissioning Procedure for Permanently Sealed Diaphragm Accumulators {5077}

Service Letter-NACD

The Bond Between The Steel And The Rubber On The 3Q7749 Seal May Allow Gas To Leak
The Bond Between The Steel And The Rubber On The 3Q7749 Seal May Allow Gas To Leak

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Technical Information Bulletin

Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474}
Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474}

Specifications

Accumulator
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Tool Operating Manual

NEHS1214: 455-0126 Nitrogen Booster Pump Group {0374, 0599, 0647, 0756, 4263, 4331, 5077, 7200}
NEHS1214: 455-0126 Nitrogen Booster Pump Group {0374, 0599, 0647, 0756, 4263, 4331, 5077, 7200}

Service Letter-China

The Bond Between The Steel And The Rubber On The 3Q7749 Seal May Allow Gas To Leak
The Bond Between The Steel And The Rubber On The 3Q7749 Seal May Allow Gas To Leak

Service Letter-Asia

Service Letter-APD

Disassembly and Assembly

Hydraulic Accumulator
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Service Magazine

Nitrogen Charging Group Available For Balderson Hydraulic Hammer Accumulators{6333,0647}
1992/05/04

Procedure for Testing and Charging the Pilot System Accumulators {5077}
2003/05/05

The Mounting for the Accumulator Has Been Improved on Certain Wheel Tractor-Scrapers {4331, 5077, 5081, 7107}
2007/10/29

The Accumulator Discharging and Charging Procedures are Updated {5077}
The Accumulator Discharging and Charging Procedures are Updated {5077}

CONTROL GP-RIDE

Technical Information Bulletin

Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474}
Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474}

COOLER GP

Special Instruction

Retrofit Installation of Coolant Loss Sensor{1353, 1395, 7422, 7470}
Retrofit Installation of Coolant Loss Sensor{1353, 1395, 7422, 7470}

Technical Information Bulletin

Hydraulic Oil Cooler May Leak On 325 Feller Buncher
Hydraulic Oil Cooler May Leak On 325 Feller Buncher

Disassembly and Assembly

Oil Cooler
SUPPLEMENT FOR 3116 ENGINE 325, 325L, & 325N EXCAVATORS

Service Magazine

Canister Size Of Coolant Conditioner Element Has Changed{1350}
1985/11/25

Field Repair Of Cooler Cores Made Of Aluminium{1063,1374,1375}
1977/09/05

Easy Five-Minute Coolant Conditioner Test With 8T5296 Coolant Conditioner Test Kit{1395,0786}
1987/03/23

5P957 And 5P3514 Coolant And Battery Tester{0786,1395,1401}
1987/03/23

Be Sure Battery Cable-To-Starter Connection Has Correct Torque{1453}
1988/03/14

Improved Seals Used; Seal Replacement In Folded Core Radiators {1353}
1988/05/09

New Publication Available-"Coolant And Your Engine"{1395,0374,0375}
1989/02/13

Engine Coolant Can Be Recycled{1395}
1989/11/13

Caterpillar Introduces New Long Life Heavy Duty Engine Coolant{1395}
1994/09/19

Test Kit Checks Oil Coolers for Leaks {0768, 0781, 0783, 0784}
2004/12/27

COUNTERWEIGHT GP-HYDRAULIC

Disassembly and Assembly

Counterweight
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Service Magazine

Eye Bolts Can Now Be Added To Counterweight For Easy Installation{7056}
1995/09/18

COUPLING GP

Disassembly and Assembly

Main Hydraulic Pump & Pump Drive Coupling
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Service Magazine

Information Release Memo, HOS04-02, "XT-6 Hose and Couplings to XT-6 ES Components" Is Available {5057}
2004/06/21

Information Release Memo, PELJ0340 , "Reusable Couplings for Caterpillar -12 and -16 XT-6 ES Hose" {5057}
2004/06/28

CYLINDER GP

Special Instruction

Repairing and Strengthening Stick Assemblies' Support Brackets and Reinforcing a Center Boss Assembly{6502}
Repairing and Strengthening Stick Assemblies' Support Brackets and Reinforcing a Center Boss Assembly{6502}

Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}

Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}
Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}

Installation of Double Lip Wiper Seal{7562}
Installation of Double Lip Wiper Seal{7562}

Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}

Service Letter-NACD

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Service Letter-Australia

Service Letter-CFEL

Technical Information Bulletin

The Failure of the Buffer Seal that can be Caused by a Defect in the Seal Groove on All Track-Type Tractors, Wheel Loaders, Hydraulic Excavators and Backhoe Loaders that Use Cylinders that were Manufactured After 1January 2000{7562}
The Failure of the Buffer Seal that can be Caused by a Defect in the Seal Groove on All Track-Type Tractors, Wheel Loaders, Hydraulic Excavators and Backhoe Loaders that Use Cylinders that were Manufactured After 1January 2000{7562}

Discoloration of the Hydraulic Cylinder Rod on Certain Excavators{5102, 5456, 5457, 5458, 5468, 7562}
Discoloration of the Hydraulic Cylinder Rod on Certain Excavators{5102, 5456, 5457, 5458, 5468, 7562}

Surface Finishes of Cylinder Bores{7562}
Surface Finishes of Cylinder Bores{7562}

Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}
Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}

Specifications

Boom Cylinder
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Stick Cylinder
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Bucket Cylinder
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Hydraulic Cylinders
325, 325L AND 325N EXCAVATOR ATTACHMENTS

Boom Cylinder Lines Group 4I3664
325, 325L AND 325N EXCAVATOR ATTACHMENTS

Track Adjuster
325, 325B and 325L Excavators

Tool Operating Manual

Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}
Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}

1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}
1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}

Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}
Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}
Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}

Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}
Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}

Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}
Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}

Service Letter-China

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Service Letter-Asia

Reuse And Salvage Guidelines

Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}

Reuse Guideline for Hydraulic Cylinder Position Sensor {5574, 5736}
Reuse Guideline for Hydraulic Cylinder Position Sensor {5574, 5736}

Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}

Inspection and Salvage of Hydraulic Cylinder Components {7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}

Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}

Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}

HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}
HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}

Thermal Spray Procedures for Hydraulic Cylinder Rods{0679, 7562, 7562}
Thermal Spray Procedures for Hydraulic Cylinder Rods{0679, 7562, 7562}

Contamination Control Guidelines

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Applied Failure Analysis

Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}

Service Letter-APD

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Bench Test Procedures

Disassembly and Assembly

Bucket Cylinder
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Stick Cylinder
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Boom Cylinders
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Service Magazine

Reduced Bucket Cylinder Hose Droop{5457,5057}
1993/09/20

Stick Cylinder Rebuild Requires Snap Ring Replacement {5458}
1993/10/04

New Stick Cylinder Provides Better Retention Of Stop, Prevents Scoring Of Cylinder Walls {5458}
1993/10/04

Information Release Memo PELE0401 Has Information About Remanufactured Hydraulic Piston Pump And Piston Motor Groups {0374,4134,4136,4351,5058,5070,5080,5314,5315,5473}
1994/12/26

New Engine Cylinder Head Injector Sleeve Used In Both Mechanical Unit Injection (MUI) And Hydraulic Electronic Unit Injection (HEUI) Engines{1125}
1996/02/26

New Bearings In The Boom, Stick, And Boom Cylinder Assemblies Improve Linkage Pin Service Life{6501,6502}
1997/10/20

Torque for Stick Cylinder Piston Nut in Specifications Module Is Incorrect {5458,0374}
1998/08/10

New Seal Kits Prevent Hydraulic Cylinder Oil Leaks {5456,5457,5458}
1998/11/23

An Improved Dust Seal for Hydraulic Cylinders Increases the Service Life {5456, 5457, 5458, 7555, 7555}
2000/07/10

New Backup Rings Are Available for Sealing Hydraulic Cylinders with Pitted Grooves {4303, 5102, 5104, 5106, 5456, 7562}
2002/07/01

New Assembly Instructions for Rod Seals on Hydraulic Cylinders are Available {7562}
2001/07/30

New High Temperature Buffer Seals Reduce Oil Leakage From Hydraulic Cylinders {7562}
2002/05/06

Correctly Assembling the Buffer Seal Will Prevent Failure of the U-Cup Seals {7562}
2001/07/30

Procedure for the Removal of Air From Hydraulic Cylinders {7562}
2003/01/06

Double Lip Wiper Seals Must Be Installed Properly {7562}
2002/12/09

Boom Cylinder Link Assemblies Support Implement During Service {0635, 0738}
2004/03/08

Procedure Now Available to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
2013/02/28

Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
2011/10/17

Correct Ring Orientation Provides Smooth Hydraulic Cylinder Operation {5456, 5458}
2009/03/16

A Rework Procedure Improves the Seal Assembly Performance in Hydraulic Cylinders on Cat Products {7562}
2010/04/30

DRIVE GP

Service Letter-NACD

Product Support Program For Swing Drive Shaft Seal Which May Leak Grease On Certain 325 And 325L Excavators
Product Support Program For Swing Drive Shaft Seal Which May Leak Grease On Certain 325 And 325L Excavators

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-Brazil

Specifications

Swing Drive
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Service Letter-China

Service Letter-Asia

Service Letter-APD

Disassembly and Assembly

Swing Drive
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Main Hydraulic Pump & Pump Drive Coupling
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Water Pump Drive
SUPPLEMENT FOR 3116 ENGINE 325, 325L, & 325N EXCAVATORS

Service Magazine

New Seals Improve The Swing Drive Reliability {5459}
1997/06/23

Improved Seal Position On Swing Drive Shaft Prevents Oil Leakage {5459}
1999/09/13

New Seals in the Final Drives Reduce Oil Leaks and the Entry of Debris {7555}
2002/04/01

The Specifications Are Identified For Auxiliary Hydraulic Pumps {3108, 5073}
2008/06/16

Proper Operation of Swing Function Will Prevent Damage to the Swing Motor and the Bearings in the Swing Drive {5459, 7063, 79PA}
2006/03/27

An Improved Bolt Tightening Procedure for the Critical Joints Is Now Used on All Excavators {4050, 4164, 5459, 7063}
An Improved Bolt Tightening Procedure for the Critical Joints Is Now Used on All Excavators {4050, 4164, 5459, 7063}

FILTER GP

Special Instruction

Guidelines for the Use of Clean Out Filters for the Hydraulic Oil System and for the Power Train Oil System{3067, 5068}
Guidelines for the Use of Clean Out Filters for the Hydraulic Oil System and for the Power Train Oil System{3067, 5068}

Guidelines for the Use of High Efficiency Filters for the Hydraulic Oil System and for the Power Train Oil System {3000, 3004, 5050, 5068}
Guidelines for the Use of High Efficiency Filters for the Hydraulic Oil System and for the Power Train Oil System {3000, 3004, 5050, 5068}

Specifications

Return Filter
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Pilot Filter
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Tool Operating Manual

Procedures for Using 9U-5971 and 173-9842 Filter Cart Group {0599, 0738, 5050, 5056, 5057, 5068, 5095, 7579}
Procedures for Using 9U-5971 and 173-9842 Filter Cart Group {0599, 0738, 5050, 5056, 5057, 5068, 5095, 7579}

188-3242 Filter Cart Group and 227-2479 Filter Cart Group{0374, 0599, 0680, 0738, 0768, 5050, 5056, 5095}
188-3242 Filter Cart Group and 227-2479 Filter Cart Group{0374, 0599, 0680, 0738, 0768, 5050, 5056, 5095}

Contamination Control Guidelines

Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}

Service Magazine

Oil Filter Inspection Can Save Additional Internal Engine Damage{1318}
1985/06/17

New Implement Hydraulic Flushing Filter Available {5068}
1993/09/13

Color Coded Dust Caps for S·O·S Ports Will Be Available {7770}
2003/12/01

A Replacement Filter Is Incorrectly Identified {5050, 5068}
2002/12/23

Optional High Efficiency Filters Are Now Available {3004, 5068}
2003/07/07

New Oil Filters for all Cat Machines are Available {3004, 3067, 4295, 431F, 5068}
New Oil Filters for all Cat Machines are Available {3004, 3067, 4295, 431F, 5068}

KITS

Technical Information Bulletin

Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}
Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}

LINES GP

Special Instruction

New Hose Couplings Are Now Used{0684, 5057, 5057, 7554}
New Hose Couplings Are Now Used{0684, 5057, 5057, 7554}

O-Rings - Radial, Fitting Assembly O-Rings and Other O-Ring Applications {0599, 0738, 4000, 4250, 4300, 5050, 5057, 7555}
O-Rings - Radial, Fitting Assembly O-Rings and Other O-Ring Applications {0599, 0738, 4000, 4250, 4300, 5050, 5057, 7555}

Technical Information Bulletin

The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}
The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}

Tool Operating Manual

358-4528 (380/480 V, 50/60 Hz, 3 Phase), 457-6040 (230V, 60 Hz, Single Phase) , 457-6039 (230V, 50 Hz, Single Phase) Hose Machine Group Set-Up and Operation{0599, 0684}
358-4528 (380/480 V, 50/60 Hz, 3 Phase), 457-6040 (230V, 60 Hz, Single Phase) , 457-6039 (230V, 50 Hz, Single Phase) Hose Machine Group Set-Up and Operation{0599, 0684}

Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}

Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}
Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}

Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}
Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

Converting 137-7238 Hose Assembly Machines and 134-5640 Hose Assembly Machines (100 Ton) from Sony Control to Crimputer Control{0374, 0599, 0684, 5057}
Converting 137-7238 Hose Assembly Machines and 134-5640 Hose Assembly Machines (100 Ton) from Sony Control to Crimputer Control{0374, 0599, 0684, 5057}

Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}
Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}

Using the 9U-5792, 4C-5052, 4C-5054, 4C-3670, and 4C-3680 Hydraulic Hose Machines{0374, 0599, 0684, 0738, 5057}
Using the 9U-5792, 4C-5052, 4C-5054, 4C-3670, and 4C-3680 Hydraulic Hose Machines{0374, 0599, 0684, 0738, 5057}

243-0765 Bench Model Hose Machine For Use With the 242-3567 Variable Crimp Die Bowl{0374, 0599, 0684, 0738, 5057}
243-0765 Bench Model Hose Machine For Use With the 242-3567 Variable Crimp Die Bowl{0374, 0599, 0684, 0738, 5057}

Crimping Permanent Couplings Using the 136-3642 Crimp Tool Group in Combination and XT Hose Machines{0374, 0599, 0684, 5057}
Crimping Permanent Couplings Using the 136-3642 Crimp Tool Group in Combination and XT Hose Machines{0374, 0599, 0684, 5057}

Reuse And Salvage Guidelines

Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}

Contamination Control Guidelines

Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}
Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}

Service Magazine

Service Replacements For Discontinued Control Valve Groups {5051,5054}
1996/12/30

Changes To Main Control Valve And Hydraulic System Improve Controllability {5051,5058,5454,5461,5462,5465,5466,5487}
1997/03/24

New Protective Caps For Hose Clamps Are Now Available {5057}
2001/11/19

Information Release Memo, HOS04-02, "XT-6 Hose and Couplings to XT-6 ES Components" Is Available {5057}
2004/06/21

Information Release Memo, PELJ0340 , "Reusable Couplings for Caterpillar -12 and -16 XT-6 ES Hose" {5057}
2004/06/28

Information Release Memo, PELJ0481 , "Product Line Expansion for Caterpillar Low and Medium Pressure Hose and Coupling Products" {5057}
2005/02/21

The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

Caterpillar Hose and Coupling Practices {0618, 1000, 5057, 7000}
2008/05/26

LINES GP-AUXILIARY

The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

LINES GP-BOOM

Specifications

Boom Cylinder Lines Group 4I3664
325, 325L AND 325N EXCAVATOR ATTACHMENTS

Boom Lines Group
325, 325L AND 325N EXCAVATOR ATTACHMENTS

Disassembly and Assembly

Boom Anti-Drift Valves
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Boom Cylinders
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

LINES GP-BUCKET

Reuse And Salvage Guidelines

Thermal Spray Procedures for Linkage Pins {0679, 5457, 6052, 6108, 6129, 6501, 6502}
Thermal Spray Procedures for Linkage Pins {0679, 5457, 6052, 6108, 6129, 6501, 6502}

LINES GP-COUPLER

Service Magazine

The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

The Center-Lock Hydraulic Pin Grabber Quick Couplers Have Specific Hydraulic Requirements {6129}
2010/04/15

LINES GP-CYLINDER

Specifications

Boom Cylinder Lines Group 4I3664
325, 325L AND 325N EXCAVATOR ATTACHMENTS

Boom Lines Group
325, 325L AND 325N EXCAVATOR ATTACHMENTS

Reuse And Salvage Guidelines

Thermal Spray Procedures for Linkage Pins {0679, 5457, 6052, 6108, 6129, 6501, 6502}
Thermal Spray Procedures for Linkage Pins {0679, 5457, 6052, 6108, 6129, 6501, 6502}

Disassembly and Assembly

Boom Cylinders
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

LINES GP-FRONT

Specifications

Front Lines Group
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Front Lines Group
325, 325L AND 325N EXCAVATOR ATTACHMENTS

LINES GP-HAMMER

Service Magazine

Improved Tie Rods And Nuts On Balderson Hydraulic Hammers Reduces Vibration{6333}
1993/11/29

LINES GP-HYDRAULIC

Special Instruction

Hose and Coupling Assembly and Repair Process Guide{0684, 3016, 3103, 3154, 4133, 4257, 4304, 5057, 7554}
Hose and Coupling Assembly and Repair Process Guide{0684, 3016, 3103, 3154, 4133, 4257, 4304, 5057, 7554}

New Hose Couplings Are Now Used{0684, 5057, 5057, 7554}
New Hose Couplings Are Now Used{0684, 5057, 5057, 7554}

Service Letter-NACD

Product Support Program For Inspection And Replacement Of Stems In The Main Pump Discharge Hoses Which May Crack On Certain 325, 325L, 330, And 330L Excavators
Product Support Program For Inspection And Replacement Of Stems In The Main Pump Discharge Hoses Which May Crack On Certain 325, 325L, 330, And 330L Excavators

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-Brazil

Technical Information Bulletin

Some Hydraulic Couplings are Identified with an Incorrect Part Number{5057}
Some Hydraulic Couplings are Identified with an Incorrect Part Number{5057}

The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}
The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}

Tool Operating Manual

Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}

242-3567 Variable Crimp Die Bowl{0684}
242-3567 Variable Crimp Die Bowl{0684}

Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}
Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}

Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}
Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}
Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}

Service Letter-China

Service Letter-Asia

Reuse And Salvage Guidelines

Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}

Contamination Control Guidelines

Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}
Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}

Service Letter-APD

Service Magazine

Information On Types Of Hydraulic Line Connections{5057}
1993/09/06

Information On Types Of Hydraulic Line Connections{5057}
1995/01/16

Service Replacements For Discontinued Control Valve Groups {5051,5054}
1996/12/30

Changes To Main Control Valve And Hydraulic System Improve Controllability {5051,5058,5454,5461,5462,5465,5466,5487}
1997/03/24

Serviceable Parts For Hydraulic Pilot System Pump{5073,5085}
1998/05/04

Solenoid Valve Assembly Is Improved In Pilot Lines Group {5479,5057}
1999/03/29

Color Coded Dust Caps for S·O·S Ports Will Be Available {7770}
2003/12/01

Information Release Memo, HOS04-02, "XT-6 Hose and Couplings to XT-6 ES Components" Is Available {5057}
2004/06/21

Information Release Memo, PELJ0340 , "Reusable Couplings for Caterpillar -12 and -16 XT-6 ES Hose" {5057}
2004/06/28

Five New Wrenches Remove Snap To Connect Couplings from Hydraulic Hose Assemblies {0602, 0738, 5057}
2006/02/13

Caterpillar Hose and Coupling Practices {0618, 1000, 5057, 7000}
2008/05/26

Hydraulic Hose Suppression Sleeves for Certain Machines are Now Available {5057}
Hydraulic Hose Suppression Sleeves for Certain Machines are Now Available {5057}

LINES GP-PILOT

Technical Information Bulletin

The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}
The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}

Service Magazine

Pilot Lines For Implement Lever Operation Can Be Adapted With Quick Couplers {6100,5057}
1994/01/24

Solenoid Valve Assembly Is Improved In Pilot Lines Group {5479,5057}
1999/03/29

LINES GP-PUMP

Technical Information Bulletin

The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}
The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}

Specifications

Pump Lines Group
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Service Magazine

New Gauge Block Set Available For Rebuilding Of Hydraulic Pumps and Motors{0733,0738,0763,4351,5070,5058}
1997/07/28

LINES GP-STICK

Service Letter-NACD

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Service Letter-Australia

Service Letter-CFEL

Specifications

Stick Lines Group
325, 325L AND 325N EXCAVATOR ATTACHMENTS

Service Letter-China

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Service Letter-Asia

Service Letter-APD

Disassembly and Assembly

Stick Cylinder
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Service Magazine

Stick Cylinder Rebuild Requires Snap Ring Replacement {5458}
1993/10/04

New Stick Cylinder Provides Better Retention Of Stop, Prevents Scoring Of Cylinder Walls {5458}
1993/10/04

The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

LINES GP-TRACK TENSION

Fill Valve For Track Adjuster Group Improved To Withstand Higher Pressures{4157}
1996/03/11

MISCELLANEOUS INFORMATION

Operation and Maintenance Manual

Hydraulic Oil
325, 325B and 325L Excavators

Special Instruction

Quick Change Valve Installation for Operating Levers{5059, 5450}
Quick Change Valve Installation for Operating Levers{5059, 5450}

Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}

Service Letter-NACD

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

New Springs Need To Be Installed On The Spools In The Main Hydraulic Control Valve Of Certain 320, 320L, 320N, 325, 325L, And 325N Excavators
New Springs Need To Be Installed On The Spools In The Main Hydraulic Control Valve Of Certain 320, 320L, 320N, 325, 325L, And 325N Excavators

Replace The Swing Motor Head Group On Certain 325L Excavators
Replace The Swing Motor Head Group On Certain 325L Excavators

Product Support Program For Reworking The Trigger And Thumb Joystick Switches On Certain 322, 325 And 330 Excavators
Product Support Program For Reworking The Trigger And Thumb Joystick Switches On Certain 322, 325 And 330 Excavators

Service Letter-Australia

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Replace The Swing Motor Head Group On Certain 325L Excavators
Replace The Swing Motor Head Group On Certain 325L Excavators

Service Letter-CFEL

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Replace The Swing Motor Head Group On Certain 325L Excavators
Replace The Swing Motor Head Group On Certain 325L Excavators

Service Letter-CSARL

Service Letter-Americas

Service Letter-Brazil

Technical Information Bulletin

Debris In The Hydraulic System May Cause Travel And Implement Performance Problems
Debris In The Hydraulic System May Cause Travel And Implement Performance Problems

Chattering During Swing Operation On Machines With Improved Negative Flow Control Relief Valve Spool
Chattering During Swing Operation On Machines With Improved Negative Flow Control Relief Valve Spool

Stick May Hesitate During "Stick In" Actuation
Stick May Hesitate During "Stick In" Actuation

Hydraulic Oil May Overheat If Return Check Valve Installed Backwards
Hydraulic Oil May Overheat If Return Check Valve Installed Backwards

Right Or Left Travel Motor May Hesitate When Travel Levers/Pedals Are Initially Engaged In Reverse Travel
Right Or Left Travel Motor May Hesitate When Travel Levers/Pedals Are Initially Engaged In Reverse Travel

Complaints Of Loss Of Implement Power And Travel Power
Complaints Of Loss Of Implement Power And Travel Power

Service Letter-China

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Replace The Swing Motor Head Group On Certain 325L Excavators
Replace The Swing Motor Head Group On Certain 325L Excavators

Service Letter-Asia

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Replace The Swing Motor Head Group On Certain 325L Excavators
Replace The Swing Motor Head Group On Certain 325L Excavators

Service Letter-APD

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Replace The Swing Motor Head Group On Certain 325L Excavators
Replace The Swing Motor Head Group On Certain 325L Excavators

Disassembly and Assembly

Main Control Valve
MAIN CONTROL VALVE SUPPLEMENT FOR 325, 325 L AND 325 N EXCAV

Service Magazine

Oil Filter Inspection Can Save Additional Internal Engine Damage{1318}
1985/06/17

Canister Size Of Coolant Conditioner Element Has Changed{1350}
1985/11/25

Nitrogen Charging Group Available For Balderson Hydraulic Hammer Accumulators{6333,0647}
1992/05/04

Reduced Bucket Cylinder Hose Droop{5457,5057}
1993/09/20

New Buffer System Improves Service Life{6333}
1993/11/01

Information On Types Of Hydraulic Line Connections{5057}
1995/01/16

MOTOR GP

Special Instruction

Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}

Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}

Service Letter-NACD

Replace The Swing Motor Head Group On Certain 325L Excavators
Replace The Swing Motor Head Group On Certain 325L Excavators

Service Letter-Australia

Service Letter-CFEL

Technical Information Bulletin

Specifications

Travel Motor
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Swing Motor
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Travel Motor
325, 325B and 325L Excavators

Motor and Mounting (Travel)
325, 325B and 325L Excavators

Tool Operating Manual

Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}

Service Letter-China

Replace The Swing Motor Head Group On Certain 325L Excavators
Replace The Swing Motor Head Group On Certain 325L Excavators

Service Letter-Asia

Systems Operation

Travel Motor
325, 325B and 325L Excavators

Reuse And Salvage Guidelines

Specifications For Piston Motor Components On Travel Circuit Of MS180-8 and MS240-8 Hydraulic Excavators
Specifications For Piston Motor Components On Travel Circuit Of MS180-8 and MS240-8 Hydraulic Excavators

Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}

Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}

Specifications For Hydraulic Piston Pump And Motor Components {3083, 3203, 3221, 3222, 4351, 5058, 5069, 5070, 5117}
Specifications For Hydraulic Piston Pump And Motor Components {3083, 3203, 3221, 3222, 4351, 5058, 5069, 5070, 5117}

General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}

Service Letter-APD

Replace The Swing Motor Head Group On Certain 325L Excavators
Replace The Swing Motor Head Group On Certain 325L Excavators

Testing and Adjusting

Relief Valve (Crossover) - Test and Adjust
325, 325B and 325L Excavators

Travel Motor - Test
325, 325B and 325L Excavators

Bench Test Procedures

Disassembly and Assembly

Travel Motors
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Swing Motor
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Travel Motor - Remove
325, 325B and 325L Excavators

Travel Motor - Disassemble
325, 325B and 325L Excavators

Travel Motor - Assemble
325, 325B and 325L Excavators

Travel Motor - Install
325, 325B and 325L Excavators

Service Magazine

Information Release Memo PELE0401 Has Information About Remanufactured Hydraulic Piston Pump And Piston Motor Groups {0374,4134,4136,4351,5058,5070,5080,5314,5315,5473}
1994/12/26

Changes To Main Control Valve And Hydraulic System Improve Controllability {5051,5058,5454,5461,5462,5465,5466,5487}
1997/03/24

High Strength Screws Retain Pump And Motor Retraction Plate For Rotating Pump Groups {5431,5058,5070}
1997/03/24

Service Repair Parts Available For Quick Coupler Motor Group{5082}
1997/05/19

New Gauge Block Set Available For Rebuilding Of Hydraulic Pumps and Motors{0733,0738,0763,4351,5070,5058}
1997/07/28

Proper Operation of Swing Function Will Prevent Damage to the Swing Motor and the Bearings in the Swing Drive {5459, 7063, 79PA}
2006/03/27

MOUNTING GP

Clearance Increased Between Cover And Stem Of Main Control Valve Group {5051}
1996/11/25

Changes To Main Control Valve And Hydraulic System Improve Controllability {5051,5058,5454,5461,5462,5465,5466,5487}
1997/03/24

PUMP GP

Special Instruction

Nexus Gear Pump Porting{5073}
Nexus Gear Pump Porting{5073}

Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {5073}

Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}

Service Letter-NACD

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Service Letter-Australia

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Service Letter-CFEL

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Service Letter-CSARL

Service Letter-Americas

Service Letter-Brazil

Specifications

Main Pump
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Pilot Pump (Part Of Main Pump)
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Pump Lines Group
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Tool Operating Manual

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

Service Letter-China

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Service Letter-Asia

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Reuse And Salvage Guidelines

Vane Type Hydraulic Pumps {5055}
Vane Type Hydraulic Pumps {5055}

Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {5073}

Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}
Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}

General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}

Service Letter-APD

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Bench Test Procedures

Bench Test Procedure for Hydraulic Piston Pumps{5070}
Bench Test Procedure for Hydraulic Piston Pumps{5070}

Bench Test Procedure for Gear Pumps {5073}
Bench Test Procedure for Gear Pumps {5073}

Bench Test Procedure for Vane Pumps {5055}
Bench Test Procedure for Vane Pumps {5055}

Disassembly and Assembly

Swivel Joint
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Main Hydraulic Pump & Pump Drive Coupling
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Service Magazine

Procedure To Purge Air From Hydraulic Implement Pumps{0374}
1993/09/27

Information Release Memo PELE0401 Has Information About Remanufactured Hydraulic Piston Pump And Piston Motor Groups {0374,4134,4136,4351,5058,5070,5080,5314,5315,5473}
1994/12/26

Bolt Torque Specifications For Rebuilt Hydraulic Pumps {5070}
1995/03/06

New Adjustment Procedure Now Used During Rebuild Of Main Hydraulic Pumps{5070}
1995/08/28

New Control Piston Is Now Used In The Implement Hydraulic Pump{5070}
1995/11/27

High Strength Screws Retain Pump And Motor Retraction Plate For Rotating Pump Groups {5431,5058,5070}
1997/03/24

New Gauge Block Set Available For Rebuilding Of Hydraulic Pumps and Motors{0733,0738,0763,4351,5070,5058}
1997/07/28

Serviceable Parts For Hydraulic Pilot System Pump {5073,5085}
1998/02/09

Serviceable Parts For Hydraulic Pilot System Pump{5073,5085}
1998/05/04

New Gear Pumps Have Improved Pressure Plates And Seals {5073}
1999/06/14

The Specifications Are Identified For Auxiliary Hydraulic Pumps {3108, 5073}
2002/02/04

Corrections to Hydraulic and Electronic Systems Testing and Adjusting , "Main Pump Constant Horsepower Control Test and Negative Flow Control Test" {5050, 5070}
2002/05/27

Cover Plate, Flange are Available for Use During Flow Tests on the Main Hydraulic Pumps {0738, 5070, 5084}
2005/04/25

PUMP GP-METERING

New Metering Pump Groups For Steering Control Prevent Oil Leaks {4300, 4301, 4312}
2010/01/27

SWIVEL GP

Service Letter-NACD

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Service Letter-Australia

Service Letter-CFEL

Service Letter-China

Service Letter-Asia

Systems Operation

Swivel
325, 325B and 325L Excavators

Service Letter-APD

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Disassembly and Assembly

Swivel Joint
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Swivel - Remove
325, 325B and 325L Excavators

Swivel - Disassemble
325, 325B and 325L Excavators

Swivel - Assemble
325, 325B and 325L Excavators

Swivel - Install
325, 325B and 325L Excavators

Service Magazine

An Upgraded Seal for the Swivel Group Is Available {5060}
2004/05/31

TANK GP

Operation and Maintenance Manual

Commercial Oils
325, 325B and 325L Excavators

Specifications

Hydraulic Tank
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Tool Operating Manual

204-7392 (Air Motor Driven) Filter Cart {0645, 0680, 0738, 5056, 5068}
204-7392 (Air Motor Driven) Filter Cart {0645, 0680, 0738, 5056, 5068}

Procedures For Using: 127-8781 Transfer Filter Cart , old 9U-7361 (110V, 60 hz), 169-7159 Transfer Filter Cart , old 127-8782 (220V, 50 hz) CE, 174-9158 Transfer Filter Cart , old 129-0849 (Air Motor Driven){0374, 0599, 0680, 0738}
Procedures For Using: 127-8781 Transfer Filter Cart , old 9U-7361 (110V, 60 hz), 169-7159 Transfer Filter Cart , old 127-8782 (220V, 50 hz) CE, 174-9158 Transfer Filter Cart , old 129-0849 (Air Motor Driven){0374, 0599, 0680, 0738}

Procedure for Using 173-8839 Fluid Storage Filter Cart {0113, 0374, 0599, 0680, 0738, 7579}
Procedure for Using 173-8839 Fluid Storage Filter Cart {0113, 0374, 0599, 0680, 0738, 7579}

Reuse And Salvage Guidelines

Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}
Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}

Contamination Control Guidelines

Procedure for Filtering 9U-5000 Hydraulic Test Bench Hydraulic Oil {0680, 0738, 0768, 0784, 5050, 5056}
Procedure for Filtering 9U-5000 Hydraulic Test Bench Hydraulic Oil {0680, 0738, 0768, 0784, 5050, 5056}

Filtration Procedure for Excavator Hydraulic Oil {0680, 0768, 5050, 5056}
Filtration Procedure for Excavator Hydraulic Oil {0680, 0768, 5050, 5056}

Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}
Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}

Basic Principles of Kidney Loop Filtering Hydraulic Fluid Systems {0680, 0768, 5050, 5056}
Basic Principles of Kidney Loop Filtering Hydraulic Fluid Systems {0680, 0768, 5050, 5056}

Disassembly and Assembly

Hydraulic Oil Tank
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Service Magazine

New Implement Hydraulic Flushing Filter Available {5068}
1993/09/13

Improved Sight Gauges for the Hydraulic Tank and for the Fuel Tank Have Increased Durability {1273, 5056, 7479}
2003/12/08

Single Element and Multiple Element Filter Heads are Available for Customized Systems {0738}
2004/03/29

A New Strainer Assembly For the Hydraulic Tank Is Now Available {5056, 5068}
2013/09/02

Welding On Fuel And Hydraulic Tanks {0353, 0679, 1273, 5056, 7000}
2005/12/19

Proper Identification of Ports on 5P-0306 Vacuum Transducer {0768, 5050, 5056}
2006/01/23

Portable Test and Fill Machine Designed for a Service Vehicle but Works Fast Enough for the Shop {0768}
2006/02/27

Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613}
2006/03/20

TOOLS

Truck Engine News

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542}
2004/11/29

Portable Contamination Monitor Group Provides a Lower Cost Alternative to Particle Counting {0781, 0784, 0786, 1300, 5050}
2005/01/17

Changes to the Usage and Cleaning of the Contamination Monitor Group {0784, 5050}
2010/10/01

Engine News

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542}
2004/11/29

Portable Contamination Monitor Group Provides a Lower Cost Alternative to Particle Counting {0781, 0784, 0786, 1300, 5050}
2005/01/17

Changes to the Usage and Cleaning of the Contamination Monitor Group {0784, 5050}
2010/09/10

Special Instruction

Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}

Operating Instructions for Cat 1U-9400 Series Hydraulic Test Center {0784}
Operating Instructions for Cat 1U-9400 Series Hydraulic Test Center {0784}

Accumulator Discharging and Charging Procedures {0738, 4263, 4264, 4331, 5077, 5077, 5081, 7474}
Accumulator Discharging and Charging Procedures {0738, 4263, 4264, 4331, 5077, 5077, 5081, 7474}

Lip Type Seals {0599, 0733, 5050, 7555}
Lip Type Seals {0599, 0733, 5050, 7555}

Hose Inspection Form {0374, 0599, 5057, 5057}
Hose Inspection Form {0374, 0599, 5057, 5057}

Technical Information Bulletin

Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474}
Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474}

Tool Operating Manual

Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}

242-3567 Variable Crimp Die Bowl{0684}
242-3567 Variable Crimp Die Bowl{0684}

Using the 198-4240 Digital Pressure Indicator Group{0599, 0738, 0788, 1000, 3000, 4000, 5000, 6000}
Using the 198-4240 Digital Pressure Indicator Group{0599, 0738, 0788, 1000, 3000, 4000, 5000, 6000}

Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}
Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}

Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}
Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}

Base-Mounted Recirculating Parts Washers{0374, 0599, 0680, 0699, 0700}
Base-Mounted Recirculating Parts Washers{0374, 0599, 0680, 0699, 0700}

204-7392 (Air Motor Driven) Filter Cart {0645, 0680, 0738, 5056, 5068}
204-7392 (Air Motor Driven) Filter Cart {0645, 0680, 0738, 5056, 5068}

1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}
1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}

Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}
Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}

9U-5000 Series Hydraulic Test Bench {0599, 0738}
9U-5000 Series Hydraulic Test Bench {0599, 0738}

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

4C-9437 Portable Hydraulic Tester , 1U-8761 Portable Hydraulic Tester (Canceled), 4C-9675 Portable Hydraulic Tester , 1U-9951 Portable Hydraulic Tester (Canceled){0599, 0738}
4C-9437 Portable Hydraulic Tester , 1U-8761 Portable Hydraulic Tester (Canceled), 4C-9675 Portable Hydraulic Tester , 1U-9951 Portable Hydraulic Tester (Canceled){0599, 0738}

Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}
Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}

Procedure for Using 173-8839 Fluid Storage Filter Cart {0113, 0374, 0599, 0680, 0738, 7579}
Procedure for Using 173-8839 Fluid Storage Filter Cart {0113, 0374, 0599, 0680, 0738, 7579}

146-1738 Precision Borescope (Hawkeye){0599, 0614, 0644, 0701, 0706, 0708, 0727, 0738}
146-1738 Precision Borescope (Hawkeye){0599, 0614, 0644, 0701, 0706, 0708, 0727, 0738}

TT5000 to TT7000 Torque Turn Wrench Conversion{0374, 0599, 0602, 0677, 79NY}
TT5000 to TT7000 Torque Turn Wrench Conversion{0374, 0599, 0602, 0677, 79NY}

Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}
Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}

Using the 164-2691 Printer Group {0374, 0599, 0684, 5057}
Using the 164-2691 Printer Group {0374, 0599, 0684, 5057}

420-2048 Adjustable C-Frame Assembly{0629, 0632, 0738, 4000, 5050, 7000}
420-2048 Adjustable C-Frame Assembly{0629, 0632, 0738, 4000, 5050, 7000}

HVOF Identifier 396-9342 Group{0599, 0669, 0679, 7000}
HVOF Identifier 396-9342 Group{0599, 0669, 0679, 7000}

4-Inch Radial Hose Machine{0374, 0599, 0684, 0738, 5057}
4-Inch Radial Hose Machine{0374, 0599, 0684, 0738, 5057}

Procedures for Using the 212-1503 Portable Parts Washer{0374, 0599, 0680, 0699, 0700}
Procedures for Using the 212-1503 Portable Parts Washer{0374, 0599, 0680, 0699, 0700}

Using the 223-2105 Hose Cutting Machine{0374, 0599, 0678, 0684, 0708, 0738, 5057, 6060}
Using the 223-2105 Hose Cutting Machine{0374, 0599, 0678, 0684, 0708, 0738, 5057, 6060}

Crimping XT-3 ES and XT-5 S4G, MCSH, and MCSX Couplings Using 4C-3660, 4C-5052, 4C-5053, 9U-5792, or 9U-7261 Hose Machines{0374, 0599, 0684, 0738, 5057}
Crimping XT-3 ES and XT-5 S4G, MCSH, and MCSX Couplings Using 4C-3660, 4C-5052, 4C-5053, 9U-5792, or 9U-7261 Hose Machines{0374, 0599, 0684, 0738, 5057}

Using the 453-3204 Pressure and Temperature Test Group{0374, 0599, 0706, 0708, 0709, 0731, 0732, 0738, 1408, 1439}
Using the 453-3204 Pressure and Temperature Test Group{0374, 0599, 0706, 0708, 0709, 0731, 0732, 0738, 1408, 1439}

Installing 457-6030 (C3-290 Controller) on Hose Crimping Machines 233-8048, 286-4354, 286-4355, 275-6199, 286-4353, and 233-8038{0374, 0599, 0684, 0700, 0738, 5057}
Installing 457-6030 (C3-290 Controller) on Hose Crimping Machines 233-8048, 286-4354, 286-4355, 275-6199, 286-4353, and 233-8038{0374, 0599, 0684, 0700, 0738, 5057}

NEHS1214: 455-0126 Nitrogen Booster Pump Group {0374, 0599, 0647, 0756, 4263, 4331, 5077, 7200}
NEHS1214: 455-0126 Nitrogen Booster Pump Group {0374, 0599, 0647, 0756, 4263, 4331, 5077, 7200}

Base Mounted Recirculating Parts Washers {0374, 0599, 0680, 0699, 0700}
Base Mounted Recirculating Parts Washers {0374, 0599, 0680, 0699, 0700}

Reuse And Salvage Guidelines

Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}

Contamination Control Guidelines

Filtration Procedure for Excavator Hydraulic Oil {0680, 0768, 5050, 5056}
Filtration Procedure for Excavator Hydraulic Oil {0680, 0768, 5050, 5056}

Procedure for Operating Caterpillar Filter Carts {0680, 0768, 5050}
Procedure for Operating Caterpillar Filter Carts {0680, 0768, 5050}

Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}
Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}

Basic Principles of Kidney Loop Filtering Hydraulic Fluid Systems {0680, 0768, 5050, 5056}
Basic Principles of Kidney Loop Filtering Hydraulic Fluid Systems {0680, 0768, 5050, 5056}

Bench Test Procedures

Required Tooling for Bench Testing Hydraulic Components {0784, 4000, 4005, 4129, 4250, 4300, 5050}
Required Tooling for Bench Testing Hydraulic Components {0784, 4000, 4005, 4129, 4250, 4300, 5050}

Service Magazine

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

Extraction Tools For "Live Oil Sampling"{7770,0770,0781,0783,0784}
1988/04/18

Installation Of Valves For Live Oil Sampling{7770,0770,0781,0783,0784}
1988/06/06

Balderson Hammer Hydraulic Circuit Test Instructions {6333,0784}
1992/04/06

New Gauge Block Set Available For Rebuilding Of Hydraulic Pumps and Motors{0733,0738,0763,4351,5070,5058}
1997/07/28

Boom Cylinder Link Assemblies Support Implement During Service {0635, 0738}
2004/03/08

New Hydraulic Hose Assembly Machine Integrates Crimputer II with Radial Crimping Technology {0738}
2004/05/03

Single Element and Multiple Element Filter Heads are Available for Customized Systems {0738}
2004/03/29

Hose Kit Helps the Technician Properly Prepare Hydraulic Hose for Assembly {0684}
2004/05/31

243-3133 Quick Connect Coupler (Fluid Sampling) Provides A Coupler for Portable Particle Analyzers {0707, 0717, 0731, 0732, 0738}
2004/07/05

Test Kit Checks Oil Coolers for Leaks {0768, 0781, 0783, 0784}
2004/12/27

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542}
2004/11/29

Portable Contamination Monitor Group Provides a Lower Cost Alternative to Particle Counting {0781, 0784, 0786, 1300, 5050}
2005/01/17

Cover Plate, Flange are Available for Use During Flow Tests on the Main Hydraulic Pumps {0738, 5070, 5084}
2005/04/25

Remove Certain 6D-7726 Hose Assemblies from Inventory {0738}
2005/12/12

Five New Wrenches Remove Snap To Connect Couplings from Hydraulic Hose Assemblies {0602, 0738, 5057}
2006/02/13

Proper Identification of Ports on 5P-0306 Vacuum Transducer {0768, 5050, 5056}
2006/01/23

Portable Test and Fill Machine Designed for a Service Vehicle but Works Fast Enough for the Shop {0768}
2006/02/27

Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613}
2006/03/20

VALVE & LINES GP

Service Replacements For Discontinued Control Valve Groups {5051,5054}
1996/12/30

Changes To Main Control Valve And Hydraulic System Improve Controllability {5051,5058,5454,5461,5462,5465,5466,5487}
1997/03/24

VALVE GP

Specifications

Slow Return Check Valve
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Disassembly and Assembly

Automatic Travel Speed Change Valve
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Slow Return Check Valve
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Service Magazine

Fill Valve For Track Adjuster Group Improved To Withstand Higher Pressures{4157}
1996/03/11

Clearance Increased Between Cover And Stem Of Main Control Valve Group {5051}
1996/11/25

Service Replacements For Discontinued Control Valve Groups {5051,5054}
1996/12/30

Changes To Main Control Valve And Hydraulic System Improve Controllability {5051,5058,5454,5461,5462,5465,5466,5487}
1997/03/24

VALVE GP-BANK

The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

VALVE GP-BLOCKER

Technical Information Bulletin

Hydraulic Oil May Overheat If Return Check Valve Installed Backwards
Hydraulic Oil May Overheat If Return Check Valve Installed Backwards

VALVE GP-BRAKE

Specifications

Travel Brake Valve
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Disassembly and Assembly

Travel Brake Valves
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

VALVE GP-CHECK

Technical Information Bulletin

Hydraulic Oil May Overheat If Return Check Valve Installed Backwards
Hydraulic Oil May Overheat If Return Check Valve Installed Backwards

Specifications

Slow Return Check Valve
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Check Valve Group
325, 325L AND 325N EXCAVATOR ATTACHMENTS

Check & Relief Valve Group
325, 325L AND 325N EXCAVATOR ATTACHMENTS

Disassembly and Assembly

Bypass Check Valve
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Slow Return Check Valve
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Service Magazine

An Improved Fitting Reduces Internal Wear in the Check Valve {5067}
2001/02/12

VALVE GP-CONTROL

Service Letter-NACD

Product Support Program For Replacing Pressure Switches On The Main Control Valve On Certain 320, 325 And 330 Excavators
Product Support Program For Replacing Pressure Switches On The Main Control Valve On Certain 320, 325 And 330 Excavators

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-Brazil

Technical Information Bulletin

Debris In The Hydraulic System May Cause Travel And Implement Performance Problems
Debris In The Hydraulic System May Cause Travel And Implement Performance Problems

Stick May Hesitate During "Stick In" Actuation
Stick May Hesitate During "Stick In" Actuation

Periodic Loss Of Left Hand Track Travel And Swing Function
Periodic Loss Of Left Hand Track Travel And Swing Function

Specifications

Main Control Valve
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Pilot Control Valve
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Slow Return Check Valve
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Boom Drift Reduction Valve
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Stick Drift Reduction Valve
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Tool Operating Manual

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

Service Letter-China

Service Letter-Asia

Service Letter-APD

Disassembly and Assembly

Boom Anti-Drift Valves
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Boom Drift Reduction Valve
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Automatic Travel Speed Change Valve
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Pilot Control Valves (Travel)
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Hydraulic Activation Control Valve
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Pilot Control Valves (Implement)
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Flow Control Pilot Valve
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Slow Return Check Valve
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Main Control Valve
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Main Control Valve
MAIN CONTROL VALVE SUPPLEMENT FOR 325, 325 L AND 325 N EXCAV

Service Magazine

Clearance Increased Between Cover And Stem Of Main Control Valve Group {5051}
1996/11/25

Service Replacements For Discontinued Control Valve Groups {5051,5054}
1996/12/30

Changes To Main Control Valve And Hydraulic System Improve Controllability {5051,5058,5454,5461,5462,5465,5466,5487}
1997/03/24

New Push Rods In The Pilot Control Valve Improve Service Life {5059,5465,5466}
1998/04/06

The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

VALVE GP-COUNTERBALANCE

Systems Operation

Travel Counterbalance Valve
325, 325B and 325L Excavators

VALVE GP-DRAIN

Service Magazine

Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613}
2006/03/20

VALVE GP-DRIFT REDUCTION

Specifications

Boom Drift Reduction Valve
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Stick Drift Reduction Valve
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

VALVE GP-FLOW CONTROL

Technical Information Bulletin

Disassembly and Assembly

Flow Control Pilot Valve
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

VALVE GP-FLUID SAMPLING

Truck Engine News

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542}
2004/11/29

Engine News

Contamination Control Guidelines

Service Magazine

Color Coded Dust Caps for S·O·S Ports Will Be Available {7770}
2003/12/01

243-3133 Quick Connect Coupler (Fluid Sampling) Provides A Coupler for Portable Particle Analyzers {0707, 0717, 0731, 0732, 0738}
2004/07/05

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542}
2004/11/29

VALVE GP-IMPLEMENT CONTROL

Clearance Increased Between Cover And Stem Of Main Control Valve Group {5051}
1996/11/25

VALVE GP-MAKEUP

Systems Operation

Oil Makeup (Travel System)
325, 325B and 325L Excavators

VALVE GP-MANIFOLD & RELIEF

Specifications

Pilot Manifold
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

VALVE GP-MANUAL

Service Magazine

The Work Tool Ball Valve Can Seize on Certain Wheeled and Medium Hydraulic Excavators {1329, 5001, 5130}
2010/11/01

VALVE GP-PILOT

Specifications

Pilot Control Valve
325, 325L AND 325LN EXCAVATORS HYDRAULIC SYSTEM

Relief Valve Group (Pilot Operated)
325, 325L AND 325N EXCAVATOR ATTACHMENTS

Pilot Valve Group
325, 325L AND 325N EXCAVATOR ATTACHMENTS

Disassembly and Assembly

Pilot Control Valves (Travel)
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Pilot Control Valves (Implement)
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Flow Control Pilot Valve
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Pilot Relief Valve
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Service Magazine

New Push Rods In The Pilot Control Valve Improve Service Life {5059,5465,5466}
1998/04/06

Solenoid Valve Assembly Is Improved In Pilot Lines Group {5479,5057}
1999/03/29

VALVE GP-PRESS REDUCING SOL

VALVE GP-PRESSURE REDUCING

Disassembly and Assembly

Shock Reducing Valve
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Proportional Reducing Valve
325, 325L & 325N EXCAVATORS VEHICLE SYSTEMS

Service Magazine

Orifices Available For Shock Reducing Valves {5487}
1994/01/31

VALVE GP-RELIEF

Service Letter-NACD

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Service Letter-Australia

Service Letter-CFEL

Technical Information Bulletin

Debris In The Hydraulic System May Cause Travel And Implement Performance Problems
Debris In The Hydraulic System May Cause Travel And Implement Performance Problems

Complaints Of Loss Of Implement Power And Travel Power
Complaints Of Loss Of Implement Power And Travel Power

Specifications

Relief Valve Group (Pilot Operated)
325, 325L AND 325N EXCAVATOR ATTACHMENTS

Tool Operating Manual

Repairing Line Relief Valve Seats in Hydraulic Control Valves Using the 229-3612 Hydraulic Valve Seat Repair Kit{0738, 5117}
Repairing Line Relief Valve Seats in Hydraulic Control Valves Using the 229-3612 Hydraulic Valve Seat Repair Kit{0738, 5117}

Service Letter-China

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Service Letter-Asia

Reuse And Salvage Guidelines

Service Letter-APD

The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators
The Stick Cylinder Needs To Be Inspected And/Or Replaced On Certain 325 L Excavators

Testing and Adjusting

Relief Valve (Crossover) - Test and Adjust
325, 325B and 325L Excavators

Service Magazine

Add Adjustment Procedure For Relief Valve To Service Manual
1992/10/05

The 229-3612 Valve Seat Tool Gp Is Available to Repair Line Relief Valve Seats {0738, 5117}
2010/03/01

VALVE GP-SEQUENCE

Clearance Increased Between Cover And Stem Of Main Control Valve Group {5051}
1996/11/25

Service Replacements For Discontinued Control Valve Groups {5051,5054}
1996/12/30

Changes To Main Control Valve And Hydraulic System Improve Controllability {5051,5058,5454,5461,5462,5465,5466,5487}
1997/03/24

VALVE GP-SHUTTLE

New Push Rods In The Pilot Control Valve Improve Service Life {5059,5465,5466}
1998/04/06

VALVE GP-SOLENOID

Solenoid Valve Assembly Is Improved In Pilot Lines Group {5479,5057}
1999/03/29

VALVE GP-UNLOADING

Service Letter-NACD

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Technical Information Bulletin

Debris In The Hydraulic System May Cause Travel And Implement Performance Problems
Debris In The Hydraulic System May Cause Travel And Implement Performance Problems

Stick May Hesitate During "Stick In" Actuation
Stick May Hesitate During "Stick In" Actuation

Periodic Loss Of Left Hand Track Travel And Swing Function
Periodic Loss Of Left Hand Track Travel And Swing Function

Service Letter-China

Service Letter-Asia

Service Letter-APD

Service Magazine

Clearance Increased Between Cover And Stem Of Main Control Valve Group {5051}
1996/11/25

Service Replacements For Discontinued Control Valve Groups {5051,5054}
1996/12/30

Changes To Main Control Valve And Hydraulic System Improve Controllability {5051,5058,5454,5461,5462,5465,5466,5487}
1997/03/24