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1559248 PUMP GP-PISTON PART OF 1318848-Page 276 1559128-Page 290.02 345B L EXCAVATOR


HYDRAULIC SYSTEM
PUMP GP
FILTER GP
BLOCK GP
FILTER GP
LUBRICATION SYSTEM
FILTER GP-ENGINE OIL

EXCAVATOR 345B L EXCAVATOR 5WS
 345B 345BL TRACK-TYPE EXCAVATORS 5WS00001-UP (MACHINE) POWERED BY 3176C ENGINE XEBP7734 345B L 5WS   (1998)

HYDRAULIC SYSTEM

PUMP GP
HEAD GP-PUMP CONTROL
137-3817 HEAD GP-PUMP CONTROL
COVER GP-PUMP CONTROL
121-1376 COVER GP-PUMP CONTROL
PUMP GP-PISTON
155-9248 PUMP GP-PISTON
PUMP GP-HYDRAULIC
155-9128 PUMP GP-HYDRAULIC
ROTATING GP-PUMP
155-9135 ROTATING GP-PUMP
VALVE GP-PRESS & FLOW CMPNSTR
7I-0034 VALVE GP-PRESS & FLOW CMPNSTR
 

#XEBP77340390
 

155-9248: PUMP GP-PISTON

1559248 PUMP GP-PISTON
PART OF 1318848-Page 276
1559128-Page 290.02
h66638e XEBP7734
1559248 PUMP GP-PISTON Parts scheme
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Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 155-9128 Y [1] PUMP GP  
2. 155-9146 [1] HEAD GP  
  8T-8442 [4] BOLT (L=30mm)  
  9S-4182 [1] PLUG  
  8C-3085 [3] SEAL-O-RING (OD=11.23mm)  
  Y   SEE SEPARATE ILLUSTRATION
 

#XEBP77340391
 

155-9128: PUMP GP-HYDRAULIC

1559128 PUMP GP-HYDRAULIC
PART OF 1559248-Page 290.01
1559135-Page 290.03
h66636e XEBP7734
1559128 PUMP GP-HYDRAULIC Parts scheme
  For full view, you need register

Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-9597 [1] RING  
2. 155-9125 [1] BEARING  
3. 155-9141 [1] PISTON  
4. 155-9142 [1] GUIDE  
5. 155-9143 [1] SPRING  
6. 155-9124 [1] SHIM (T=2.50mm)  
7. 155-9126 [1] BEARING  
8. 155-9133 [1] KEY  
9. 095-1750 [2] SEAL-O-RING (ID=10.82mm)  
10. 155-9144 [1] PIN  
11. 099-3047 [1] DOWEL  
12. 155-9140 [1] GUIDE  
13. 155-9139 [1] PISTON  
14. 155-9131 [1] SWASHPLATE  
15. 155-9127 [1] SEAL  
16. 155-9134 [2] PLATE  
17. 155-9129 [1] HOUSING  
18. 155-9135 Y [1] ROTATING GP  
19. 155-9132 [1] SHAFT  
20. 155-9150 [1] SEAL-O-RING  
21. 155-9151 [4] SEAL-O-RING  
22. 9X-6032 [4] BOLT (L=30mm)  
23. 155-9130 [1] COVER  
24. 9S-8005 [1] PLUG  
25. 155-9138 [1] CAP  
26. 155-9145 [1] NUT  
  Y   SEE SEPARATE ILLUSTRATION
 

#XEBP77340392
 

155-9135: ROTATING GP-PUMP

1559135 ROTATING GP-PUMP
PART OF 1559128-Page 290.02
h66637e XEBP7734
1559135 ROTATING GP-PUMP Parts scheme
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Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 155-9137 [1] PLATE  
2. 155-9149 [1] RING  
3. 155-9136 [1] BARREL  
4. 155-9117 [1] SPRING  
5. 155-9119 [1] PLATE  
6. 155-9118 [3] PIN  
7. 155-9112 [9] PISTON AS  
8. 155-9115 [1] PLATE  
9. 155-9116 [1] GUIDE  
 

#XEBP77340393
 

184-3930: FILTER GP-HYDRAULIC

1843930 FILTER GP-HYDRAULIC
PART OF 1262111-Page 270, 1346833-Page 272
h69569e XEBP7734
1843930 FILTER GP-HYDRAULIC Parts scheme
  For full view, you need register

Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 184-3931 [1] FILTER AS  
2. 103-8236 [1] RING  
 

#XEBP77340394
 

126-2075: FILTER GP-HYDRAULIC

1262075 FILTER GP-HYDRAULIC
PART OF 1262111-Page 270, 1346833-Page 272
h66631e XEBP7734
1262075 FILTER GP-HYDRAULIC Parts scheme
  For full view, you need register

Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 093-7521 [1] FILTER  
2. 126-2076 [1] HEAD AS  
 

#XEBP77340395
 

126-2112: FILTER GP-HYDRAULIC

1262112 FILTER GP-HYDRAULIC
PART OF 1262111-Page 270, 1346833-Page 272
1262080-Page 294, 1298053-Page 295, 1163653, 1438037-Page 296
h57864e XEBP7734
1262112 FILTER GP-HYDRAULIC Parts scheme
  For full view, you need register

Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 129-8053 Y [1] BLOCK GP  
2. 116-3653 Y [2] HOUSING GP  
3. 8T-4184 [16] BOLT (L=45mm)  
4. 8T-4223 [32] WASHER-HARD  
5. 123-2003 [4] SEAL-O-RING (ID=185mm)  
6. 8T-0289 [8] BOLT  
7. 8T-0328 [8] WASHER-HARD  
8. 6V-7609 [2] SEAL-O-RING (ID=64.4mm)  
9. 129-8055 [2] FLANGE  
10. 8T-4956 [10] BOLT (L=35mm)  
11. 8T-4183 [6] BOLT (L=40mm)  
12. 129-8056 [1] COVER  
13. 6J-2680 [4] SEAL-O-RING (ID=69.44mm)  
14. 143-8037 Y [2] INDICATOR AS  
15. 116-3682 [2] SEAL-O-RING (ID=74.5mm)  
16. 116-3654 [2] COVER  
17. 126-2080 Y [2] FILTER GP  
18. 129-7815 [1] COVER  
19. 095-0759 [2] SCREW-MACHINE  
20. 9S-4182 [1] PLUG  
21. 3J-7354 [1] SEAL-O-RING (ID=8.92mm)  
22. 129-8034 [2] VALVE AS  
  Y   SEPARATE ILLUSTRATION
 

#XEBP77340396
 

126-2080: FILTER GP-HYDRAULIC

1262080 FILTER GP-HYDRAULIC
PART OF 1262112-Page 293
h69085e XEBP7734
1262080 FILTER GP-HYDRAULIC Parts scheme
  For full view, you need register

Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 137-3814 [2] PIN  
2. 126-2081 [1] ELEMENT  
3. 095-1681 J [1] SEAL-O-RING (ID=144.40mm)  
4. 169-8154 [1] RING  
5. 4J-7533 J [1] SEAL-O-RING (ID=6.07mm)  
6. 9S-4180 J [1] PLUG  
7. 137-3621 [1] HANDLE  
8. 137-3628 J [1] SHIM (T=0.10mm)  
9. 137-3626 [1] BOLT  
10. 6V-7658 J [2] SEAL-O-RING (ID=59.40mm)  
11. 137-3623 J [4] SEAL-O-RING (ID=55.60mm)  
12. 137-3624 J [8] SCREW  
13. 137-3625 J [2] PAD  
14. 137-3810 [1] FILM (INSTRUCTION)  
15. 137-3627 [1] PLATE  
16. 137-3818 [1] BASE  
17. 3E-4297 J [1] SEAL-O-RING (ID=10.00mm)  
18. 137-3813 J [6] BOLT (L=15mm)  
19. 095-1510 J [6] SEAL-O-RING (ID=4.80mm)  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  137-3635 [1] SERVICE KIT (INCLUDES PARTS MARKED J)  
 

#XEBP77340397
 

129-8053: BLOCK GP-HYDRAULIC

1298053 BLOCK GP-HYDRAULIC
PART OF 1262112-Page 293
h57879e XEBP7734
1298053 BLOCK GP-HYDRAULIC Parts scheme
  For full view, you need register

Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7Y-5272 [4] PIN-SPRING  
2. 137-3626 [2] BOLT  
3. 137-3630 [2] PLATE  
4. 6V-7658 [4] SEAL-O-RING (ID=59.40mm)  
5. 137-3631 [2] PACKING  
6. 5L-4758 [2] SEAL-O-RING (ID=14.00mm)  
7. 137-3628 [2] SHIM (T=0.1mm)  
8. 137-3632 [2] PLUG AS  
9. 3J-1907 [2] SEAL-O-RING (ID=11.89mm)  
 

#XEBP77340398
 

116-3653: HOUSING GP-FILTER

1163653 HOUSING GP-FILTER
PART OF 1262112-Page 293
h57624e XEBP7734
1163653 HOUSING GP-FILTER Parts scheme
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Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 137-3634 [1] RING  
2. 143-7968 [8] SCREW (MACHINE)  
 

#XEBP77340399
 

143-8037: INDICATOR AS

1438037 INDICATOR AS
PART OF 1262112-Page 293
h57885e XEBP7734
1438037 INDICATOR AS Parts scheme
  For full view, you need register

Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 137-3695 [1] FILM  
2. 8T-4127 [4] SCREW-MACHINE  
 

Information:

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}
Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {5073}
Service Letter-NACD
Rework The Starter Cable To Eliminate Interference With Fan Pump Hose On Certain 345B L Excavators
Rework The Starter Cable To Eliminate Interference With Fan Pump Hose On Certain 345B L Excavators
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP DUE TO MAIN SHAFT BEARING FAILURE ON CERTAIN 330, 330L, 330N, 330B, 330B L, 330B LN, 345B AND 345B L EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP DUE TO MAIN SHAFT BEARING FAILURE ON CERTAIN 330, 330L, 330N, 330B, 330B L, 330B LN, 345B AND 345B L EXCAVATORS
Service Letter-Australia
Rework The Starter Cable To Eliminate Interference With Fan Pump Hose On Certain 345B L Excavators
Rework The Starter Cable To Eliminate Interference With Fan Pump Hose On Certain 345B L Excavators
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP DUE TO MAIN SHAFT BEARING FAILURE ON CERTAIN 330, 330L, 330N, 330B, 330B L, 330B LN, 345B AND 345B L EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP DUE TO MAIN SHAFT BEARING FAILURE ON CERTAIN 330, 330L, 330N, 330B, 330B L, 330B LN, 345B AND 345B L EXCAVATORS
Service Letter-CFEL
Rework The Starter Cable To Eliminate Interference With Fan Pump Hose On Certain 345B L Excavators
Rework The Starter Cable To Eliminate Interference With Fan Pump Hose On Certain 345B L Excavators
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP DUE TO MAIN SHAFT BEARING FAILURE ON CERTAIN 330, 330L, 330N, 330B, 330B L, 330B LN, 345B AND 345B L EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP DUE TO MAIN SHAFT BEARING FAILURE ON CERTAIN 330, 330L, 330N, 330B, 330B L, 330B LN, 345B AND 345B L EXCAVATORS
Service Letter-CSARL
Service Letter-Americas
Specifications
Main Hydraulic Pump
345B Excavator Machine System Specifications
Fan Drive Pump - Performance Test
345B Excavator Machine System Specifications
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}
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
Rework The Starter Cable To Eliminate Interference With Fan Pump Hose On Certain 345B L Excavators
Rework The Starter Cable To Eliminate Interference With Fan Pump Hose On Certain 345B L Excavators
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP DUE TO MAIN SHAFT BEARING FAILURE ON CERTAIN 330, 330L, 330N, 330B, 330B L, 330B LN, 345B AND 345B L EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP DUE TO MAIN SHAFT BEARING FAILURE ON CERTAIN 330, 330L, 330N, 330B, 330B L, 330B LN, 345B AND 345B L EXCAVATORS
Service Letter-Asia
Rework The Starter Cable To Eliminate Interference With Fan Pump Hose On Certain 345B L Excavators
Rework The Starter Cable To Eliminate Interference With Fan Pump Hose On Certain 345B L Excavators
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP DUE TO MAIN SHAFT BEARING FAILURE ON CERTAIN 330, 330L, 330N, 330B, 330B L, 330B LN, 345B AND 345B L EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP DUE TO MAIN SHAFT BEARING FAILURE ON CERTAIN 330, 330L, 330N, 330B, 330B L, 330B LN, 345B AND 345B L EXCAVATORS
Systems Operation
Pump Control (Main Hydraulic)
345B Excavator Hydraulic System
Gear Pump (Pilot)
345B Excavator Hydraulic System
Solenoid Valve (Proportional Reducing)
345B Excavator Hydraulic System
Main Hydraulic Pump
345B Excavator Hydraulic System
Two Pump Operation
345B and 345B L Excavator Attachment Hydraulic System
Fan Pump (Hydraulic and Radiator Cooling)
345B Excavator Hydraulic System
Reuse And Salvage Guidelines
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}
Vane Type Hydraulic Pumps {5055}
Vane Type Hydraulic Pumps {5055}
Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {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 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}
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
Rework The Starter Cable To Eliminate Interference With Fan Pump Hose On Certain 345B L Excavators
Rework The Starter Cable To Eliminate Interference With Fan Pump Hose On Certain 345B L Excavators
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP DUE TO MAIN SHAFT BEARING FAILURE ON CERTAIN 330, 330L, 330N, 330B, 330B L, 330B LN, 345B AND 345B L EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP DUE TO MAIN SHAFT BEARING FAILURE ON CERTAIN 330, 330L, 330N, 330B, 330B L, 330B LN, 345B AND 345B L EXCAVATORS
Testing and Adjusting
Pump Control (Negative Flow) - Test
345B Excavator Hydraulic System
Gear Pump (Pilot) - Test
345B Excavator Hydraulic System
Pump Control (Negative Flow) - Adjust
345B Excavator Hydraulic System
Main Pump (Flow) - Test
345B Excavator Hydraulic System
Pump Control (Output Flow) - Adjust
345B Excavator Hydraulic System
Main Hydraulic Pump Air - Purge
345B Excavator Hydraulic System
Bench Test Procedures
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}
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}
Bench Test Procedure for Hydraulic Piston Pumps {5070}
Bench Test Procedure for Hydraulic Piston Pumps {5070}
Disassembly and Assembly
Main Hydraulic Pump - Assemble - Series I
345B, 345B Series II and W345B Series II Excavators Machine Systems
Main Hydraulic Pump - Disassemble - Series I
345B, 345B Series II and W345B Series II Excavators Machine Systems
Engine and Main Hydraulic Pump - Remove
345B, 345B Series II and W345B Series II Excavators Engine Supplement
Engine and Main Hydraulic Pump - Install
345B, 345B Series II and W345B Series II Excavators Engine Supplement
Main Hydraulic Pump and Pump Drive Coupling - Remove
345B, 345B Series II and W345B Series II Excavators Machine Systems
Main Hydraulic Pump and Pump Drive Coupling - Install
345B, 345B Series II and W345B Series II Excavators Machine Systems
Pump Control - Remove
345B, 345B Series II and W345B Series II Excavators Machine Systems
Pump Control - Install
345B, 345B Series II and W345B Series II Excavators Machine Systems
Pump Control - Disassemble
345B, 345B Series II and W345B Series II Excavators Machine Systems
Pump Control - Assemble
345B, 345B Series II and W345B Series II Excavators Machine Systems
Fan Pump - Disassemble
345B, 345B Series II and W345B Series II Excavators Machine Systems
Fan Pump - Assemble
345B, 345B Series II and W345B Series II Excavators Machine Systems
Fan Pump - Remove
345B, 345B Series II and W345B Series II Excavators Machine Systems
Fan Pump - Install
345B, 345B Series II and W345B Series II Excavators Machine Systems
Service Magazine
The Rotating Group of the Main Hydraulic Pump Is Improved {5070}
2000/07/10
The Main Hydraulic Pump Regulator Is Improved {3222}
2000/11/06
The Specifications Are Identified For Auxiliary Hydraulic Pumps {3108, 5073}
2006/02/06
A New Seal for the Shaft of the Main Hydraulic Pump Prevents Leaks {5070}
2004/11/22
The Rotating Group of the Remanufactured Main Hydraulic Pump Is Improved {5070}
2004/12/06
Cover Plate, Flange are Available for Use During Flow Tests on the Main Hydraulic Pumps {0738, 5070, 5084}
2005/04/25

Caterpillar Parts SIS Catalog 345B L :

COVER GP-PUMP CONTROL
121-1376 COVER GP-PUMP CONTROL
HEAD GP-PUMP CONTROL
137-3817 HEAD GP-PUMP CONTROL
HEAD GP-PUMP CONTROL
137-3816 HEAD GP-PUMP CONTROL
HEAD GP-PUMP CONTROL
137-3815 HEAD GP-PUMP CONTROL
ROTATING GP-PUMP
142-5520 ROTATING GP-PUMP
ROTATING GP-PUMP
5I-4406 ROTATING GP-PUMP
ROTATING GP-PUMP
184-3956 ROTATING GP-PUMP
ROTATING GP-PUMP
142-5519 ROTATING GP-PUMP
PUMP GP-HYDRAULIC
155-9128 PUMP GP-HYDRAULIC
ROTATING GP-PUMP
155-9135 ROTATING GP-PUMP
FILTER GP-HYDRAULIC
184-3930 FILTER GP-HYDRAULIC
FILTER GP-HYDRAULIC
126-2075 FILTER GP-HYDRAULIC
FILTER GP-HYDRAULIC
126-2112 FILTER GP-HYDRAULIC
FILTER GP-HYDRAULIC
126-2080 FILTER GP-HYDRAULIC
BLOCK GP-HYDRAULIC
129-8053 BLOCK GP-HYDRAULIC
HOUSING GP-FILTER
116-3653 HOUSING GP-FILTER

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