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178-7521 PUMP & MTG GP-UNIT INJ HYD S/N BMA15780-17817 PART OF 233-6947, 235-4134 ENGINE AR-CORE ALSO AN ATTACHMENT 325C


FUEL SYSTEM
PUMP GP-FUEL INJECTION
PUMP GP-REFUELING
PUMP GP-FUEL PRIMING
FILTER GP-FUEL
PUMP GP-REFUELING

EXCAVATOR 325C EXCAVATOR CRB
 325C L & 325C LN Excavator CRB00001-UP (MACHINE) POWERED BY 3126 Engine SEBP3148 325C CRB   (2001)

FUEL SYSTEM

PUMP GP-FUEL INJECTION
PUMP & MTG GP-UNIT INJ HYD
178-7521 PUMP & MTG GP-UNIT INJ HYD
PUMP & MTG GP-UNIT INJ HYD
178-7521 PUMP & MTG GP-UNIT INJ HYD
PUMP & MTG GP-UNIT INJ HYD
178-7521 PUMP & MTG GP-UNIT INJ HYD
PUMP & MTG GP-UNIT INJ HYD
183-2859 PUMP & MTG GP-UNIT INJ HYD
PUMP GP-UNIT INJECTION
178-0198 PUMP GP-UNIT INJECTION
 

#SEBP31480160
 

178-7521: PUMP & MTG GP-UNIT INJ HYD

178-7521 PUMP & MTG GP-UNIT INJ HYD
S/N BMA15780-17817
PART OF 233-6947, 235-4134 ENGINE AR-CORE
ALSO AN ATTACHMENT
i01969428 SEBP3148
1787521 PUMP & MTG GP-UNIT INJ HYD Parts scheme
  For full view, you need register

Parts for your 325C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 180-7341 Y [1] PUMP GP-UNIT INJECTOR HYD  
2. 224-2639 [1] SEAL-O-RING  
3. 175-3236 [1] HOSE AS  
4. 179-7001 Y [1] ADAPTER GP-OIL LINE  
5. 6V-5219 M [1] BOLT (M8X1.25X40-MM)  
6. 6V-9804 M [2] BOLT (M8X1.25X75-MM)  
7. 9M-1974 [3] WASHER-HARD (8.8X16X2-MM THK)  
8. 9S-8004 [1] PLUG (9/16-18-THD)  
9. 6V-5049 [1] SEAL-O-RING  
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP31480161
 

178-7521: PUMP & MTG GP-UNIT INJ HYD

178-7521 PUMP & MTG GP-UNIT INJ HYD
S/N BMA17818-UP
PART OF 233-6947, 235-4134 ENGINE AR-CORE
Type 1
ALSO AN ATTACHMENT
i02107391 SEBP3148
1787521 PUMP & MTG GP-UNIT INJ HYD Parts scheme
  For full view, you need register

Parts for your 325C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 180-7341 Y [1] PUMP GP-UNIT INJECTOR HYD  
2. 183-3399 C [1] CONNECTOR AS  
  6V-8636 [1] CONNECTOR  
  214-7568 [1] SEAL-O-RING  
  221-3494 [1] SEAL-O-RING  
3. 224-2639 [1] SEAL-O-RING  
4. 247-3755 C [1] TUBE AS  
5. 321-8638 [1] PLUG AS  
5A. 214-7568 [1] SEAL-O-RING  
  321-8635 [1] PLUG  
6. 6V-5219 M [1] BOLT (M8X1.25X40-MM)  
7. 6V-9804 M [2] BOLT (M8X1.25X75-MM)  
8. 9M-1974 [3] WASHER-HARD (8.8X16X2-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP31480162
 

178-7521: PUMP & MTG GP-UNIT INJ HYD

178-7521 PUMP & MTG GP-UNIT INJ HYD
S/N BMA17818-UP
PART OF 233-6947, 235-4134 ENGINE AR-CORE
Type 2
ALSO AN ATTACHMENT
i05888088 SEBP3148
1787521 PUMP & MTG GP-UNIT INJ HYD Parts scheme
  For full view, you need register

Parts for your 325C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 180-7341 Y [1] PUMP GP-UNIT INJECTOR HYD  
2. 183-3399 [1] CONNECTOR AS  
  6V-8636 [1] CONNECTOR  
  214-7568 [1] SEAL-O-RING  
  228-7089 [1] SEAL-O-RING  
3. 224-2639 [1] SEAL-O-RING  
4. 247-3755 [1] TUBE AS  
5. 389-3708 C [1] PLUG AS  
5A. 214-7568 [1] SEAL-O-RING  
  360-3679 [1] PLUG-CONNECTOR (9/16-18-THD)  
6. 6V-5219 M [1] BOLT (M8X1.25X40-MM)  
7. 6V-9804 M [2] BOLT (M8X1.25X75-MM)  
8. 9M-1974 [3] WASHER-HARD (8.8X16X2-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP31480163
 

183-2859: PUMP & MTG GP-UNIT INJ HYD

183-2859 PUMP & MTG GP-UNIT INJ HYD
S/N BMA1-UP
PART OF 159-3459, 188-6124 ENGINE AR-CORE
ALSO AN ATTACHMENT
i01492791 SEBP3148
1832859 PUMP & MTG GP-UNIT INJ HYD Parts scheme
  For full view, you need register

Parts for your 325C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 183-3399 C [1] CONNECTOR AS  
  6V-8636 [1] CONNECTOR  
  214-7568 [1] SEAL-O-RING  
  221-3494 [1] SEAL-O-RING  
2. 224-2639 C [1] SEAL-O-RING  
3. 247-3755 C [1] TUBE AS  
4. 250-1424 C [1] ELBOW AS  
  6V-8724 [1] ELBOW  
  214-7568 [1] SEAL-O-RING  
  221-3494 [1] SEAL-O-RING  
5. 389-3708 [1] PLUG AS  
5A. 214-7568 [1] SEAL-O-RING  
  360-3679 [1] PLUG-CONNECTOR (9/16-18-THD)  
6. 186-3410 Y [1] PUMP GP-UNIT INJECTOR HYD  
7. 6V-5219 M [1] BOLT (M8X1.25X40-MM)  
8. 6V-9804 M [2] BOLT (M8X1.25X75-MM)  
9. 9M-1974 [3] WASHER-HARD (8.8X16X2-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP31480164
 

163-7726: PUMP AR-REFUELING

163-7726 PUMP AR-REFUELING
S/N CRB1-UP; CSJ1-UP
AN ATTACHMENT
i02288558 SEBP3148
  For full view, you need register

Parts for your 325C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  142-3861 Y [1] PUMP GP-REFUELING  
    S/N CRB1-1107; CSJ1-1117
  236-6320 Y [1] PUMP GP-REFUELING  
    S/N CRB1108-UP; CSJ1118-UP
  163-6640 Y [1] WIRING GP-REFUELING PUMP  
  Y   SEPARATE ILLUSTRATION
 

#SEBP31480165
 

183-2824: PUMP GP-FUEL PRIMING

183-2824 PUMP GP-FUEL PRIMING -MANUAL
S/N CRB789-UP; CSJ947-UP
PART OF 240-2986 LINES GP-FUEL FILTER
i01255883 SEBP3148
1832824 PUMP GP-FUEL PRIMING Parts scheme
  For full view, you need register

Parts for your 325C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9Y-8389 [1] GASKET (FUEL PRIMING PUMP)  
2. 183-2823 [1] PUMP AS-FUEL PRIMING  
3. 8T-4205 [1] WASHER-HARD (7.2X14.5X2-MM THK)  
4. 8T-4224 [1] WASHER-HARD (8.8X16X2-MM THK)  
5. 8T-4971 M [1] BOLT (M6X1X30-MM)  
6. 8T-7547 M [1] BOLT (M8X1.25X30-MM)  
  M   METRIC PART
 

#SEBP31480166
 

188-6121: PUMP GP-FUEL PRM & PRIM FILTER

188-6121 PUMP GP-FUEL PRM & PRIM FILTER -WITH WATER SEPARATOR
S/N CRB1-788; CSJ1-946
PART OF 177-5828 LINES GP-FUEL FILTER
i01481460 SEBP3148
1886121 PUMP GP-FUEL PRM & PRIM FILTER Parts scheme
  For full view, you need register

Parts for your 325C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 190-8977 Y [1] PUMP GP-FUEL PRM & WATER SEP  
2. 209-9234 [1] REGULATOR-PRESSURE (FUEL)  
3. 211-7730 [1] TUBE AS  
4. 030-8194 [1] CONNECTOR  
5. 136-7227 [2] SEAL-O-RING  
  Y   SEPARATE ILLUSTRATION
 

#SEBP31480167
 

190-8977: PUMP GP-FUEL PRM & WATER SEP

190-8977 PUMP GP-FUEL PRM & WATER SEP
S/N CRB1-788; CSJ1-946
PART OF 188-6121 PUMP GP-FUEL PRM & PRIM FILTER
i01465411 SEBP3148
1908977 PUMP GP-FUEL PRM & WATER SEP Parts scheme
  For full view, you need register

Parts for your 325C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 174-9570 Y [1] FILTER GP-WATER SEP & FUEL (PRIMARY)  
2. 190-8970 [1] PUMP GP-FUEL PRIMING  
  Y   SEPARATE ILLUSTRATION
 

#SEBP31480168
 

142-3861: PUMP GP-REFUELING

142-3861 PUMP GP-REFUELING
S/N CRB1-1107; CSJ1-1117
PART OF 163-7726 PUMP AR-REFUELING
AN ATTACHMENT
i01245762 SEBP3148
1423861 PUMP GP-REFUELING Parts scheme
  For full view, you need register

Parts for your 325C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 103-2556 E HOSE (390-CM)  
1A. 103-2556 E HOSE (50-CM)  
2. 217-6337 [1] SUPPORT AS  
3. 165-4962 Y [1] PUMP & MOTOR GP-REFUELING  
4. 9M-7958 [4] CLAMP-HOSE  
5. 105-6701 [3] CONNECTOR-HOSE  
6. 006-5707 [1] ELBOW-PIPE  
7. 2S-1647 [1] GROMMET  
8. 176-0490 [1] STRAINER AS-FUEL  
9. 135-8573 [4] BOLT AS  
10. 8T-4183 M [2] BOLT (M12X1.75X40-MM)  
11. 8T-4223 [4] WASHER-HARD (13.5X25.5X3-MM THK)  
12. 002-5743 [1] ELBOW  
13. 120-5114 [1] FILM-INSTRUCTION (REFUELING PUMP)  
14. 122-4021 [1] COVER  
15. 135-8572 [2] BOLT AS  
16. 5C-6108 Y [1] SWITCH GP-REFUELING (FUEL TANK SHUTOFF)  
  E   ORDER BY THE CENTIMETER
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP31480169
 

236-6320: PUMP GP-REFUELING

236-6320 PUMP GP-REFUELING
S/N CRB1108-UP; CSJ1118-UP
PART OF 163-7726 PUMP AR-REFUELING
AN ATTACHMENT
i02288561 SEBP3148
2366320 PUMP GP-REFUELING Parts scheme
  For full view, you need register

Parts for your 325C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5C-6108 Y [1] SWITCH GP-REFUELING (FUEL TANK SHUTOFF)  
2. 9M-7958 [4] CLAMP-HOSE  
3. 120-5114 [1] FILM-INSTRUCTION (REFUELING PUMP)  
4. 122-4021 [1] COVER  
5. 135-8572 [2] BOLT AS  
6. 135-8573 [4] BOLT AS  
7. 229-1859 Y [1] PUMP & MOTOR GP-REFUELING  
8. 229-1860 [1] VALVE AS (FOOT)  
9. 229-1861 [1] CONNECTOR-HOSE  
10. 266-2724 [1] SUPPORT AS  
  7T-1099 [6] LINK  
11. 2S-1647 [1] GROMMET  
12. 8T-4194 M [2] BOLT (M12X1.75X50-MM)  
13. 8T-4223 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
15. 229-1857 E HOSE (400-CM)  
15A. 229-1857 E HOSE (65-CM)  
  E   ORDER BY THE CENTIMETER
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

Information:

Truck Engine News
Policy on Testing of Fuel Injectors and Fuel Nozzles {1251}
2008/11/01
Do Not Use the 6V-4022 Fuel Injector Tester to Measure Unit Injector Fuel Flow Rate {0782, 1251, 1254, 1290, 1713}
2008/11/01
Engine News
Policy on Testing of Fuel Injectors and Fuel Nozzles {1251}
2008/11/17
The Pop (Injector) Tester Is not Available for Fuel Injectors {0782, 1251, 1254, 1290, 1713}
2008/11/17
Specifications
Injection Actuation Pressure Control Valve
3126B Engine for Caterpillar Built Machines
Unit Injector
3126B Engine for Caterpillar Built Machines
Unit Injector Hydraulic Pump
3126B Engine for Caterpillar Built Machines
Tool Operating Manual
Using the 4C-6090 Multichannel Temperature Selector Group{0599, 0701, 0706, 1251, 1254, 1290, 1713}
Using the 4C-6090 Multichannel Temperature Selector Group{0599, 0701, 0706, 1251, 1254, 1290, 1713}
Using the TMI System to Retrieve Off Engine Injection Pump Test Specifications for the Fuel Injection Equipment Test Stand{0706, 0782, 1251, 1286}
Using the TMI System to Retrieve Off Engine Injection Pump Test Specifications for the Fuel Injection Equipment Test Stand{0706, 0782, 1251, 1286}
Testing and Adjusting Fuel Injection Pump and Governor on 3064 and 3066 Engines{0374, 0599, 0706}
Testing and Adjusting Fuel Injection Pump and Governor on 3064 and 3066 Engines{0374, 0599, 0706}
Using the 143-2099 Sleeve Replacement Tool Group on 3114, 3116, and 3126 Engines{0374, 0599, 0701, 0706, 0781}
Using the 143-2099 Sleeve Replacement Tool Group on 3114, 3116, and 3126 Engines{0374, 0599, 0701, 0706, 0781}
169-3374 Brass Injector Sleeve Removal Group for 3176 and 3176B Engines{0374, 0599, 0700, 0706}
169-3374 Brass Injector Sleeve Removal Group for 3176 and 3176B Engines{0374, 0599, 0700, 0706}
Using the 223-2454 Tool Group on 3114, 3116, and 3126 Engines with Mechanical Unit Injectors (MUI){0374, 0599, 0701, 0706, 1251, 1252, 1254}
Using the 223-2454 Tool Group on 3114, 3116, and 3126 Engines with Mechanical Unit Injectors (MUI){0374, 0599, 0701, 0706, 1251, 1252, 1254}
Troubleshooting
Injector Solenoid Circuit - Test
3126B Engine for Caterpillar Built Machines
CID 0001 FMI 11 Cylinder #1 Injector fault
3126B Engine for Caterpillar Built Machines
CID 0002 FMI 11 Cylinder #2 Injector fault
3126B Engines for the IT62G Series II Integrated Toolcarrier and for the 950G Series II and 962G Series II Wheel Loaders
CID 0003 FMI 11 Cylinder #3 Injector fault
3126B Engines for the IT62G Series II Integrated Toolcarrier and for the 950G Series II and 962G Series II Wheel Loaders
CID 0004 FMI 11 Cylinder #4 Injector fault
3126B Engine for Caterpillar Built Machines
CID 0005 FMI 11 Cylinder #5 Injector fault
3126B Engine for Caterpillar Built Machines
CID 0006 FMI 11 Cylinder #6 Injector fault
3126B Engines for the IT62G Series II Integrated Toolcarrier and for the 950G Series II and 962G Series II Wheel Loaders
Injector Code - Calibrate
3126B Engine for Caterpillar Built Machines
Disassembly and Assembly
Unit Injector - Remove
3126B Engines for Caterpillar Built Machines
Unit Injector - Install
3126B Engines for Caterpillar Built Machines
Service Magazine
Improved O-Ring Seals for Fuel Injectors for Longer Seal Life {1254}
2003/10/20
Do Not Reuse the Hold Down Bolts for the Fuel Injectors On All Products that Contain C9 Through C32 Engines {1290}
2014/08/14
Improvements have been made to Remanufactured Fuel Injectors {1251, 1254, 1290, 1713}
2008/04/07
Policy on Testing of Fuel Injectors and Fuel Nozzles {1251}
2008/11/17
Do Not Use the 6V-4022 Fuel Injector Tester to Measure Unit Injector Fuel Flow Rate {1251, 1254, 1290, 1713}
2008/11/17
The Pop (Injector) Tester Is not Available for Fuel Injectors {0782, 1251, 1254, 1290, 1713}
2008/11/17

Caterpillar Parts SIS Catalog 325C :

PUMP & MOTOR GP-REFUELING
229-1859 PUMP & MOTOR GP-REFUELING
PUMP & MOTOR GP-REFUELING
165-4962 PUMP & MOTOR GP-REFUELING
LINES GP-FUEL FILTER
240-2986 LINES GP-FUEL FILTER
LINES GP-FUEL FILTER
177-5828 LINES GP-FUEL FILTER
LINES GP-FUEL
183-2860 LINES GP-FUEL
KIT-INJECTOR
242-1539 KIT-INJECTOR
INJECTOR GP-FUEL
178-0199 INJECTOR GP-FUEL
GAUGE GP-SIGHT
351-2955 GAUGE GP-SIGHT
PUMP & MTG GP-UNIT INJ HYD
178-7521 PUMP & MTG GP-UNIT INJ HYD
PUMP & MTG GP-UNIT INJ HYD
178-7521 PUMP & MTG GP-UNIT INJ HYD
PUMP & MTG GP-UNIT INJ HYD
183-2859 PUMP & MTG GP-UNIT INJ HYD
163-7726 PUMP AR-REFUELING
PUMP GP-FUEL PRIMING
183-2824 PUMP GP-FUEL PRIMING
PUMP GP-FUEL PRM & PRIM FILTER
188-6121 PUMP GP-FUEL PRM & PRIM FILTER
PUMP GP-FUEL PRM & WATER SEP
190-8977 PUMP GP-FUEL PRM & WATER SEP
PUMP GP-REFUELING
142-3861 PUMP GP-REFUELING

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