HYDRAULIC SYSTEM
MOTOR GPPUMP GP
MOTOR GP
PUMP GP
HYDRAULIC SYSTEM
MOTOR GP#SEBP57510510
213-5268: MOTOR GP-PISTON
Parts for your 988H WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 168-7319 | [1] | SEAL-SHAFT | |
| 2. | 9S-8006 | [1] | PLUG (7/8-14-THD) | |
| 3. | 2M-9780 | [1] | SEAL-O-RING | |
| 4. | 185-0278 | [1] | SWASHPLATE | |
| 5. | 185-0275 Y | [1] | ROTATING GP-MOTOR (HYDRAULIC FAN) | |
| 6. | 192-7470 | [1] | SEAL-O-RING | |
| 7. | 095-0690 M | [4] | BOLT-SOCKET HEAD (M14X2X60-MM) | |
| 8. | 7Y-5267 | [1] | RING-RETAINING | |
| 9. | 188-6280 | [1] | DOWEL | |
| 10. | 101-2862 | [2] | DOWEL | |
| 11. | 185-0295 | [1] | BEARING | |
| 12. | 185-0280 | [1] | PLATE | |
| 13. | 216-2515 | [1] | SHAFT | |
| 14. | 185-0296 | [1] | BEARING | |
| 15. | 168-2203 B | [1] | SHIM-SHAFT (3-MM THK) | |
| B | USE AS REQUIRED | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP57510511
226-1957: PUMP & MTG GP-HYDRAULIC FAN
226-1957 PUMP & MTG GP-HYDRAULIC FAN -HIGH AMBIENT TEMPERATURE
S/N A7A1-UP
PART OF 226-1956 COOLING AR-HIGH AMBIENT TEMP
S/N A7A1-UP
PART OF 226-1956 COOLING AR-HIGH AMBIENT TEMP
Parts for your 988H WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 6V-0852 | [1] | CAP-DUST | |
| 2. | 164-5567 | [1] | COUPLER AS-QUICK DISCONNECT (MALE) | |
| 3J-1907 | [1] | SEAL-O-RING | ||
| 6V-3965 | [1] | FITTING (QUICK DISCONNECT) | ||
| 3. | 228-3638 Y | [1] | PUMP GP-PISTON (HYD FAN, HIGH AMBIENT TEMP) | |
| 4. | 150-4047 | [1] | ADAPTER AS | |
| 3J-7354 | [1] | SEAL-O-RING | ||
| 8T-2353 | [1] | ADAPTER | ||
| 5. | 5P-1076 | [2] | WASHER-HARD (13.5X30X4-MM THK) | |
| 6. | 8T-8919 | [2] | BOLT (1/2-13X1.75-IN) | |
| 7. | 223-2102 | [1] | SEAL-INTEGRAL | |
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP57510512
228-0376: PUMP & MTG GP-HYDRAULIC FAN
228-0376 PUMP & MTG GP-HYDRAULIC FAN
S/N A7A1-UP
PART OF 225-6725 COOLING AR
S/N A7A1-UP
PART OF 225-6725 COOLING AR
Parts for your 988H WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 6V-0852 | [1] | CAP-DUST | |
| 2. | 164-5567 | [1] | COUPLER AS-QUICK DISCONNECT (MALE) | |
| 214-7568 | [1] | SEAL-O-RING | ||
| 6V-3965 | [1] | FITTING (QUICK DISCONNECT) | ||
| 3. | 228-3636 Y | [1] | PUMP GP-PISTON (HYDRAULIC FAN) | |
| 4. | 150-4047 | [1] | ADAPTER AS | |
| 3J-7354 | [1] | SEAL-O-RING | ||
| 8T-2353 | [1] | ADAPTER | ||
| 5. | 5P-1076 | [2] | WASHER-HARD (13.5X30X4-MM THK) | |
| 6. | 8T-8919 | [2] | BOLT (1/2-13X1.75-IN) | |
| 7. | 223-2102 | [1] | SEAL-INTEGRAL | |
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP57510513
345-3933: PUMP & MTG GP-IMPLEMENT
Parts for your 988H WHEEL LOADER:
CATERPILLAR SIS#SEBP57510514
436-6573: PUMP GP-GEAR
436-6573 PUMP GP-GEAR
S/N A7A1-UP
OPTIONAL HEAVY DUTY REPLACEMENT
FIELD REPLACEMENT FOR 150-7585 PUMP GP-GEAR
S/N A7A1-UP
OPTIONAL HEAVY DUTY REPLACEMENT
FIELD REPLACEMENT FOR 150-7585 PUMP GP-GEAR
Parts for your 988H WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| AVAILABLE REPAIR KIT(S): | ||||
| 153-6481 | [1] | KIT-SEAL (STEERING PUMP) | ||
| (INCLUDES SEALS, 0-RINGS, BACK-UP RINGS, END SEPARATORS, RING, PLUG, SEALING STRIPS & CENTER SEPARATORS) | ||||
#SEBP57510515
228-3636: PUMP GP-PISTON
Parts for your 988H WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 233-0065 | [1] | SHAFT-DRIVE | |
| 2. | 8C-3110 | [1] | RING-RETAINING | |
| 3. | 166-0344 | [1] | SEAL-SHAFT | |
| 4. | 9S-8006 | [1] | PLUG (7/8-14-THD) | |
| 5. | 2M-9780 | [1] | SEAL-O-RING | |
| 6. | 127-9490 | [1] | SPRING (BIAS) | |
| 7. | 168-2198 | [1] | LINK-CONTROL | |
| 8. | 168-7861 | [1] | PISTON-ACTUATOR | |
| 9. | 175-6799 | [1] | PLUG-CONTROL | |
| 10. | 8T-7525 | [1] | SEAL-O-RING | |
| 11. | 083-4419 | [1] | PIN | |
| 12. | 168-3504 | [1] | SEAL | |
| 13. | 120-4394 | [1] | PLUG-BREAK OFF | |
| 14. | 095-0670 M | [4] | BOLT (M12X1.75X45-MM) | |
| 15. | 105-3035 | [1] | CONE-BEARING | |
| 16. | 203-8609 | [1] | CUP-BEARING | |
| 17. | 127-9485 | [1] | SEAL-O-RING | |
| 18. | 127-9483 B | [1] | SHIM (PRELOAD) | |
| 19. | 168-7868 Y | [1] | ROTATING GP-PUMP (HYDRAULIC FAN) | |
| 20. | 175-6795 | [1] | SWASHPLATE | |
| 21. | 237-4227 | [1] | BEARING-CRADLE | |
| 22. | 203-9163 | [1] | CONE-BEARING | |
| 23. | 6V-4636 | [1] | CUP-BEARING | |
| 25. | 207-0695 Y | [1] | VALVE GP-PUMP CONTROL (PRESSURE, FLOW COMPENSATOR)(HYDRAULIC FAN) | |
| 26. | 9X-7680 | [3] | SEAL-O-RING | |
| 27. | 8T-8442 M | [4] | BOLT-SOCKET HEAD (M6X1X30-MM) | |
| B | USE AS REQUIRED | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP57510516
228-3638: PUMP GP-PISTON
Parts for your 988H WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 233-0065 | [1] | SHAFT-DRIVE | |
| 2. | 8C-3110 | [1] | RING-RETAINING | |
| 3. | 166-0344 | [1] | SEAL-SHAFT | |
| 4. | 9S-8006 | [1] | PLUG (7/8-14-THD) | |
| 5. | 2M-9780 | [1] | SEAL-O-RING | |
| 6. | 127-9490 | [1] | SPRING (BIAS) | |
| 7. | 168-2198 | [1] | LINK-CONTROL | |
| 8. | 168-7861 | [1] | PISTON-ACTUATOR | |
| 9. | 175-6799 | [1] | PLUG-CONTROL | |
| 10. | 8T-7525 | [1] | SEAL-O-RING | |
| 11. | 083-4419 | [1] | PIN | |
| 12. | 168-3504 | [1] | SEAL | |
| 13. | 120-4394 | [1] | PLUG-BREAK OFF | |
| 14. | 095-0670 M | [4] | BOLT (M12X1.75X45-MM) | |
| 15. | 105-3035 | [1] | CONE-BEARING | |
| 16. | 203-8609 | [1] | CUP-BEARING | |
| 17. | 127-9485 | [1] | SEAL-O-RING | |
| 18. | 127-9483 B | [1] | SHIM (PRELOAD) | |
| 19. | 168-7868 Y | [1] | ROTATING GP-PUMP (HYDRAULIC FAN) | |
| 20. | 175-6795 | [1] | SWASHPLATE | |
| 21. | 237-4227 | [1] | BEARING-CRADLE | |
| 22. | 203-9163 | [1] | CONE-BEARING | |
| 23. | 6V-4636 | [1] | CUP-BEARING | |
| 25. | 207-0695 Y | [1] | VALVE GP-PUMP CONTROL (PRESSURE, FLOW COMPENSATOR) | |
| 26. | 9X-7680 | [3] | SEAL-O-RING | |
| 27. | 8T-8442 M | [4] | BOLT-SOCKET HEAD (M6X1X30-MM) | |
| B | USE AS REQUIRED | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP57510517
346-6095: PUMP GP-PISTON
Parts for your 988H WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9X-8268 | [7] | WASHER (17.5X30X3.5-MM THK) | |
| 2. | 7Y-4224 | [1] | ORIFICE | |
| 4. | 006-0136 | [1] | KEY (SQUARE) | |
| 5. | 110-2973 | [2] | BEARING-SPECIAL ROLLER | |
| 6. | 110-3978 B | [1] | SPRING-WAVE | |
| 7. | 118-5805 | [1] | BEARING-SPECIAL RACE | |
| 8. | 137-5646 | [1] | SPACER (70.4X87.5X7.6-MM THK) | |
| 9. | 142-0149 L | [1] | SPACER (70.75X80X1.07-MM THK) | |
| 10. | 143-2006 | [1] | COVER AS | |
| 11. | 143-7319 | [1] | RACE-ROLLER BEARING | |
| 12. | 146-8990 | [1] | IMPELLER | |
| 13. | 146-8991 | [1] | SPACER (29X38X1.57-MM THK) | |
| 14. | 148-3548 | [1] | BEARING-SPECIAL RACE | |
| 15. | 150-4355 | [9] | PISTON AS | |
| 16. | 155-2251 | [1] | PLATE | |
| 17. | 155-4326 | [1] | COVER | |
| 18. | 158-3504 | [1] | SPOOL-CONTROL | |
| 19. | 159-7320 | [1] | PLATE-RETAINER | |
| 20. | 165-6062 | [2] | LINK (TIMING) | |
| 21. | 175-7887 | [2] | DOWEL | |
| 22. | 177-1405 | [1] | SPRING | |
| 23. | 185-3889 | [1] | SHAFT | |
| 24. | 187-9116 | [1] | BARREL AS-PUMP | |
| 25. | 191-9247 | [1] | WASHER (19.15X31.65X2.36-MM THK) | |
| 26. | 198-2914 | [1] | NUT (3/4-32-THD) | |
| 27. | 214-2445 | [1] | SPRING | |
| 28. | 214-6489 | [1] | BALL (HOLD DOWN) | |
| 29. | 250-9328 | [1] | COVER | |
| 30. | 251-7828 | [1] | PLATE-PORT | |
| 31. | 252-4537 | [1] | HEAD-PUMP | |
| 32. | 263-7732 | [1] | HOUSING AS | |
| 124-1555 | [1] | PLUG | ||
| 33. | 264-0010 | [1] | RETAINER | |
| 34. | 267-3741 | [1] | ACTUATOR | |
| 35. | 267-3743 | [1] | BODY AS-PUMP | |
| 124-1555 | [1] | PLUG | ||
| 36. | 270-7898 BN | [1] | SPRING | |
| 37. | 308-2613 | [1] | BRACKET AS | |
| 38. | 313-1284 | [1] | RETAINER AS | |
| 6V-3382 | [2] | SEAL-LIP TYPE | ||
| 124-1555 | [1] | PLUG | ||
| 39. | 314-3243 | [1] | SWASHPLATE | |
| 40. | 316-1438 | [1] | CARTRIDGE AS | |
| 214-7568 | [2] | SEAL-O-RING | ||
| 41. | 322-2018 | [1] | SLIDE-ACTUATOR | |
| 42. | 326-5212 | [1] | COIL AS (24-VOLT) | |
| 43. | 030-4605 J | [1] | SEAL-O-RING | |
| 44. | 096-0008 M | [6] | BOLT-SOCKET HEAD (M16X2X140-MM) | |
| 45. | 162-2165 M | [4] | BOLT-SOCKET HEAD (M4X0.7X16-MM) | |
| 46. | 189-9763 J | [1] | SEAL-O-RING | |
| 47. | 1P-3709 J | [1] | SEAL-RECTANGULAR | |
| 48. | 2A-3630 | [2] | PIN | |
| 49. | 2R-0239 J | [1] | SEAL-O-RING | |
| 50. | 3C-8388 | [2] | PIN-ROLL | |
| 51. | 3D-4603 | [1] | PLUG-PIPE | |
| 52. | 3J-0634 J | [1] | SEAL-O-RING | |
| 53. | 3J-1907 | [3] | SEAL-O-RING | |
| 54. | 3J-7354 J | [1] | SEAL-O-RING | |
| 55. | 4J-5309 J | [3] | SEAL-O-RING | |
| 56. | 5A-3604 M | [3] | BOLT-SOCKET HEAD (M8X1.25X25-MM) | |
| 57. | 5P-8245 | [6] | WASHER-HARD (13.5X25.5X3-MM THK) | |
| 58. | 6F-7061 | [2] | DOWEL | |
| 59. | 6J-2680 | [1] | SEAL-O-RING | |
| 60. | 6S-3002 J | [1] | SEAL-O-RING | |
| 61. | 6V-3823 M | [6] | BOLT (M12X1.75X60-MM) | |
| 62. | 6V-5215 M | [3] | BOLT (M8X1.25X16-MM) | |
| 63. | 6V-5684 M | [6] | BOLT (M12X1.75X45-MM) | |
| 64. | 6V-5686 M | [7] | BOLT (M16X2X50-MM) | |
| 65. | 6V-8243 | [1] | RING-RETAINING | |
| 66. | 7F-8607 J | [6] | SEAL-O-RING | |
| 67. | 7M-8485 J | [4] | SEAL-O-RING | |
| 68. | 8T-0267 M | [5] | BOLT-SOCKET HEAD (M6X1X12-MM) | |
| 69. | 9M-1974 | [3] | WASHER-HARD (8.8X16X2-MM THK) | |
| 70. | 9S-4181 | [4] | PLUG (1-5/16-12-THD) | |
| 71. | 9S-4191 | [3] | PLUG (9/16-18-THD) | |
| 72. | 9S-8002 | [1] | PLUG (7/16-20-THD) | |
| AVAILABLE REPAIR KIT(S): | ||||
| 185-5352 J | [1] | KIT-SEAL | ||
| (INCLUDES SEAL-O-RINGS, SEAL-RECTANGULAR & SEAL-LIP TYPES) | ||||
| L | [1] | KIT-SPACER | ||
| (INCLUDES SPACERS) | ||||
| 338-1105 N | [1] | KIT-SPRING | ||
| (INCLUDES SPRINGS) | ||||
| B | USE AS REQUIRED | |||
| J | KIT MARKED J INCLUDES PART(S) MARKED J | |||
| L | KIT MARKED L INCLUDES PART(S) MARKED L | |||
| M | METRIC PART | |||
| N | KIT MARKED N INCLUDES PART(S) MARKED N | |||
#SEBP57510518
185-0275: ROTATING GP-MOTOR
Parts for your 988H WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 168-3379 | [3] | PIN | |
| 2. | 168-3382 | [1] | WASHER (30X42X2.7-MM THK) | |
| 3. | 185-0292 | [1] | SPRING | |
| 4. | 6V-7723 | [1] | RING-RETAINING | |
| 5. | 185-0287 | [1] | PLATE-VALVE | |
| 6. | 295-9549 | [1] | BARREL | |
| 7. | 168-3384 | [9] | PISTON AS-PUMP | |
| 8. | 168-3378 | [1] | BEARING-SPHERICAL | |
| 9. | 168-3385 | [1] | PLATE-RETRACTION |
#SEBP57510519
168-7868: ROTATING GP-PUMP
Parts for your 988H WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 138-8175 | [1] | BEARING-SPHERICAL | |
| 2. | 168-7940 | [3] | PIN | |
| 3. | 096-0015 | [1] | RING-RETAINING | |
| 4. | 233-0455 | [1] | BARREL | |
| 5. | 168-7941 | [1] | SPRING | |
| 6. | 168-7942 | [1] | WASHER (28.2X36.5X2-MM THK) | |
| 7. | 168-7943 | [9] | PISTON AS-PUMP | |
| 8. | 168-7944 | [1] | PLATE-RETRACTION | |
| 9. | 138-8173 | [1] | PLATE-VALVE |
Information:
HYDRAULIC SYSTEM
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}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
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}
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Systems Operation
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}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
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 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 and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 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}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
Testing and Adjusting
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}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Troubleshooting
Disassembly and Assembly



