HYDRAULIC SYSTEM
VALVE GP-SOLENOIDFRAME AND BODY
FRAME GPSTEERING SYSTEM
LINES GPHYDRAULIC SYSTEM
VALVE GP-SOLENOID#SEBC14540440
152-8340: VALVE GP-SOLENOID
152-8340 VALVE GP-SOLENOID
S/N BXY1-UP
24-VOLT
PART OF 162-2191 VALVE GP-FAN REVERSING, 259-6275 VALVE GP-RIDE CONTROL
S/N BXY1-UP
24-VOLT
PART OF 162-2191 VALVE GP-FAN REVERSING, 259-6275 VALVE GP-RIDE CONTROL
Parts for your 988H WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 152-8338 J | [1] | CARTRIDGE AS | |
| 8C-9987 | [1] | WASHER (8.3X28X2.5-MM THK) | ||
| 111-0343 | [1] | LOCKNUT (5/16-18-THD) | ||
| 2. | 218-9894 | [1] | COIL AS (24-VOLT) | |
| AVAILABLE REPAIR KIT(S): | ||||
| 197-7701 J | [1] | KIT-SEAL (SOLENOID VALVE) | ||
| (INCLUDES SEALS & RINGS) | ||||
| J | KIT MARKED J SERVICES PART(S) MARKED J | |||
#SEBC14540441
173-7455: VALVE GP-SOLENOID
173-7455 VALVE GP-SOLENOID
S/N BXY1-UP
PART OF 315-8815, 315-8830 VALVE & MTG GP-MAIN CONTROL
S/N BXY1-UP
PART OF 315-8815, 315-8830 VALVE & MTG GP-MAIN CONTROL
Parts for your 988H WHEEL LOADER:
CATERPILLAR SIS#SEBC14540442
183-7595: VALVE GP-SOLENOID
183-7595 VALVE GP-SOLENOID -DEMAND FAN
S/N BXY1-UP
24-VOLT
PART OF 191-8735 VALVE GP-DEMAND FAN
S/N BXY1-UP
24-VOLT
PART OF 191-8735 VALVE GP-DEMAND FAN
Parts for your 988H WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 312-8629 | [1] | COIL AS (24-VOLT) | |
| 2. | [1] | ADAPTER AS | ||
| 8L-2786 | [1] | SEAL-O-RING | ||
| 033-5879 | [1] | SEAL-O-RING | ||
| 033-6033 | [1] | SEAL-O-RING | ||
| 212-6027 | [1] | RING | ||
| 221-9963 | [1] | RING | ||
| 3. | 191-9247 | [1] | WASHER (19.15X31.65X2.36-MM THK) | |
| 4. | 198-2914 | [1] | NUT (3/4-32-THD) | |
| 5. | 316-1438 | [1] | CARTRIDGE AS | |
| 214-7568 | [2] | SEAL-O-RING | ||
#SEBC14540443
167-4322: GUARD GP-STEERING CYLINDER
167-4322 GUARD GP-STEERING CYLINDER
S/N BXY1-UP
PART OF 2Q-8633, 2Q-8650, 2Q-8730, 2Q-8751 STEEL MILL AR, 2Q-8636 WASTE HANDLING AR
S/N BXY1-UP
PART OF 2Q-8633, 2Q-8650, 2Q-8730, 2Q-8751 STEEL MILL AR, 2Q-8636 WASTE HANDLING AR
Parts for your 988H WHEEL LOADER:
CATERPILLAR SIS#SEBC14540444
2Q-8233: GUARD GP-STEERING CYLINDER
Parts for your 988H WHEEL LOADER:
CATERPILLAR SIS#SEBC14540445
276-5406: LINES GP-SECONDARY STEERING
276-5406 LINES GP-SECONDARY STEERING
S/N BXY1-UP
PART OF 2Q-8675 STEERING AR-WHEEL
S/N BXY1-UP
PART OF 2Q-8675 STEERING AR-WHEEL
Parts for your 988H WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 153-6249 | [1] | CONNECTOR AS | |
| 3J-1907 | [1] | SEAL-O-RING | ||
| 6V-8397 | [1] | SEAL-O-RING | ||
| 8T-8887 | [1] | CONNECTOR | ||
| 2. | 230-5771 | SWITCH AS-PRESSURE (PRIMARY STEERING OIL) | ||
| 3E-3371 | [1] | WEDGE-RECEPTACLE LOCK (3-PIN) | ||
| 102-8803 | [1] | KIT-RECEPTACLE (3-PIN) | ||
| (INCLUDES RECEPTACLE AS & WEDGE) | ||||
| 3. | 141-9666 | [1] | MANIFOLD | |
| 4. | 154-6659 | [1] | TUBE AS | |
| 5. | 155-9457 I | [1] | HOSE AS | |
| 6. | 213-7465 I | [1] | HOSE AS | |
| 7. | 179-3274 I | [1] | HOSE AS | |
| 8. | 5P-4295 | [1] | CLIP | |
| 9. | 115-3069 | [1] | CLIP AS-CONNECTING (3-PIN) | |
| 10. | Y | [1] | VALVE GP-STEERING (WITH SECONDARY STEERING) | |
| 11. | 150-7585 Y | [1] | PUMP GP-GEAR (SECONDARY STEERING) | |
| 12. | 1P-4577 | [4] | FLANGE-HALF | |
| 13. | 1P-4579 | [2] | FLANGE-HALF | |
| 14. | 213-7466 | [1] | BRACKET AS | |
| 8T-3490 M | [1] | NUT-WELD (M10X1.5-THD) | ||
| 15. | 3K-0360 | [1] | SEAL-O-RING | |
| 16. | 148-8367 | [1] | ELBOW AS | |
| 6V-8397 | [1] | SEAL-O-RING | ||
| 6V-9850 | [1] | ELBOW | ||
| 17. | 4J-0520 | [2] | SEAL-O-RING | |
| 18. | 4J-0521 | [1] | SEAL-O-RING | |
| 19. | 4J-0524 | [2] | SEAL-O-RING | |
| 20. | 5F-3106 | [1] | SEAL-O-RING | |
| 21. | 5P-7468 | [1] | CLIP (SLOT) | |
| 22. | 5P-7469 | [1] | CLIP (TAB) | |
| 23. | 5P-8444 | [1] | GROMMET (37-MM ID) | |
| 24. | 148-8354 | [1] | ELBOW AS | |
| 3K-0360 | [1] | SEAL-O-RING | ||
| 6V-8398 | [1] | SEAL-O-RING | ||
| 6V-9002 | [1] | ELBOW | ||
| 25. | 148-8365 | [1] | ELBOW AS | |
| 3J-1907 | [1] | SEAL-O-RING | ||
| 6V-8398 | [1] | SEAL-O-RING | ||
| 8T-6876 | [1] | ELBOW | ||
| 26. | 6E-5566 Y | [1] | VALVE GP-SELECTOR & PRESS CONT (SECONDARY STEERING) | |
| 27. | 8T-4136 M | [1] | BOLT (M10X1.5X25-MM) | |
| 28. | 148-8307 | [1] | ADAPTER AS | |
| 3J-1907 | [1] | SEAL-O-RING | ||
| 5P-8874 | [1] | ADAPTER | ||
| 29. | 148-8378 | [1] | ELBOW AS | |
| 3J-1907 | [1] | SEAL-O-RING | ||
| 6V-8397 | [1] | SEAL-O-RING | ||
| 6V-8724 | [1] | ELBOW | ||
| 30. | 8T-4223 | [11] | WASHER-HARD (13.5X25.5X3-MM THK) | |
| 31. | 8T-5041 M | [3] | BOLT (M12X1.75X120-MM) | |
| 32. | 9X-6772 | [1] | STRAP-CABLE | |
| 33. | 8T-4121 | [16] | WASHER-HARD (11X21X2.5-MM THK) | |
| 34. | 6V-8188 | [4] | NUT (1/2-13-THD) | |
| 35. | 163-1876 | [1] | LAMP-LED (24-VOLT, RED) | |
| 36. | 8T-4172 M | [4] | BOLT (M10X1.5X80-MM) | |
| 37. | 8T-4184 M | [4] | BOLT (M12X1.75X45-MM) | |
| 38. | 8T-4185 M | [2] | BOLT (M10X1.5X50-MM) | |
| 39. | 8T-4196 M | [9] | BOLT (M10X1.5X35-MM) | |
| I | REFER TO HYDRAULIC INFORMATION SYSTEM | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBC14540446
189-7251: LINES GP-STEERING
189-7251 LINES GP-STEERING
S/N BXY1-UP
PART OF 222-3757, 227-3317, 287-3680 CONVERSION GP-HYDRAULIC LINES
S/N BXY1-UP
PART OF 222-3757, 227-3317, 287-3680 CONVERSION GP-HYDRAULIC LINES
Parts for your 988H WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 262-5019 | [2] | HOSE AS | |
| 2. | 262-5020 | [1] | HOSE AS | |
| 3. | 262-5022 | [1] | HOSE AS | |
| 4. | [2] | HOSE AS | ||
| (EACH INCLUDES) | ||||
| 290-4821 I | [1] | HOSE AS | ||
| 2Q-0604 E | INSULATION (42-CM) | |||
| 9M-7958 | [2] | CLAMP-HOSE | ||
| 5. | [2] | HOSE AS | ||
| (EACH INCLUDES) | ||||
| 247-8536 I | [1] | HOSE AS | ||
| 2Q-0604 E | INSULATION (75-CM) | |||
| 9M-7958 | [2] | CLAMP-HOSE | ||
| E | ORDER BY THE CENTIMETER | |||
| I | REFER TO HYDRAULIC INFORMATION SYSTEM | |||
#SEBC14540447
310-3495: LINES GP-STEERING
310-3495 LINES GP-STEERING
S/N BXY1-UP
PART OF 227-3317, 287-3680, 329-9286 CONVERSION GP-HYDRAULIC LINES
S/N BXY1-UP
PART OF 227-3317, 287-3680, 329-9286 CONVERSION GP-HYDRAULIC LINES
Parts for your 988H WHEEL LOADER:
CATERPILLAR SIS#SEBC14540448
219-5023: LINES GP-STEERING NEUTRALIZER
219-5023 LINES GP-STEERING NEUTRALIZER
S/N BXY1-UP
PART OF 222-3757, 227-3317, 287-3680, 329-9286 CONVERSION GP-HYDRAULIC LINES
S/N BXY1-UP
PART OF 222-3757, 227-3317, 287-3680, 329-9286 CONVERSION GP-HYDRAULIC LINES
#SEBC14540449
278-2333: LINES GP-STEERING NEUTRALIZER
278-2333 LINES GP-STEERING NEUTRALIZER
S/N BXY1-UP
PART OF 2Q-8675 STEERING AR-WHEEL
S/N BXY1-UP
PART OF 2Q-8675 STEERING AR-WHEEL
Parts for your 988H WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 6N-6984 | [4] | MOUNT-RUBBER | |
| 2. | 9T-3096 Y | [1] | VALVE GP-CHECK (STEERING PILOT) | |
| 3. | 104-7108 | [1] | VALVE GP-CHECK (STEERING PILOT) | |
| 4. | 106-5136 I | [1] | HOSE AS | |
| 5. | 116-4798 | [1] | ANGLE AS | |
| 8T-3490 M | [2] | NUT-WELD (M10X1.5-THD) | ||
| 6. | 116-9331 | [1] | JUNCTION BLOCK | |
| 7. | 141-8807 | [1] | PLATE | |
| 8. | 146-7571 Y | [2] | VALVE GP-STEERING NEUTRALIZER (HMU) | |
| 9. | 149-5253 I | [1] | HOSE AS | |
| 10. | 154-0351 | [1] | PLATE AS | |
| 8T-3597 M | [2] | NUT-WELD (M12X1.75-THD) | ||
| 8T-4244 M | [2] | NUT (M12X1.75-THD) | ||
| 8X-3467 | [2] | STUD AS | ||
| (EACH INCLUDES) | ||||
| 2H-2722 | [1] | LUG | ||
| 11. | 154-0352 | [1] | BRACKET AS | |
| 8T-3490 M | [4] | NUT-WELD (M10X1.5-THD) | ||
| 12. | 197-4640 I | [1] | HOSE AS | |
| 13. | 155-3678 I | [1] | HOSE AS | |
| 14. | 155-3679 I | [1] | HOSE AS | |
| 15. | 155-3680 | [1] | TUBE AS | |
| 16. | 155-3681 I | [1] | HOSE AS | |
| 17. | 155-3683 I | [1] | HOSE AS | |
| 18. | 180-2625 I | [1] | HOSE AS | |
| 19. | Y | [1] | VALVE GP-PILOT | |
| 20. | 230-4176 J | [1] | PUMP GP-METERING (HMU) | |
| 21. | [1] | BRACKET AS | ||
| 8T-3612 M | [2] | NUT-WELD (M8X1.25-THD) | ||
| 22. | I | [1] | HOSE AS | |
| 23. | I | [1] | HOSE AS | |
| 24. | I | [1] | HOSE AS | |
| 25. | I | [1] | HOSE AS | |
| 26. | I | [1] | HOSE AS | |
| 27. | I | [1] | HOSE AS | |
| 28. | 148-8318 | [5] | CONNECTOR AS | |
| (EACH INCLUDES) | ||||
| 3K-0360 | [1] | SEAL-O-RING | ||
| 6V-8397 | [1] | SEAL-O-RING | ||
| 6V-8634 | [1] | CONNECTOR | ||
| 29. | 148-8336 | [3] | CONNECTOR AS | |
| (EACH INCLUDES) | ||||
| 3J-1907 | [1] | SEAL-O-RING | ||
| 6V-8397 | [1] | SEAL-O-RING | ||
| 6V-8636 | [1] | CONNECTOR | ||
| 30. | 148-8341 | [1] | CONNECTOR AS | |
| 3D-2824 | [1] | SEAL-O-RING | ||
| 6V-8713 | [1] | CONNECTOR | ||
| 7J-9108 | [1] | SEAL-O-RING | ||
| 31. | 148-8342 | [1] | CONNECTOR AS | |
| 3K-0360 | [1] | SEAL-O-RING | ||
| 6V-8632 | [1] | CONNECTOR | ||
| 7J-9108 | [1] | SEAL-O-RING | ||
| 32. | 148-8353 | [2] | ELBOW AS | |
| (EACH INCLUDES) | ||||
| 3J-1907 | [1] | SEAL-O-RING | ||
| 6V-8397 | [1] | SEAL-O-RING | ||
| 6V-9001 | [1] | ELBOW | ||
| 33. | 148-8367 | [1] | ELBOW AS | |
| 6V-8397 | [1] | SEAL-O-RING | ||
| 6V-9850 | [1] | ELBOW | ||
| 34. | 148-8374 | [2] | ELBOW AS | |
| (EACH INCLUDES) | ||||
| 3K-0360 | [1] | SEAL-O-RING | ||
| 6V-8397 | [1] | SEAL-O-RING | ||
| 6V-8723 | [1] | ELBOW | ||
| 35. | 148-8375 | [1] | ELBOW AS | |
| 6V-8398 | [2] | SEAL-O-RING | ||
| 6V-8981 | [1] | ELBOW | ||
| 36. | 148-8378 | [1] | ELBOW AS | |
| 3J-1907 | [1] | SEAL-O-RING | ||
| 6V-8397 | [1] | SEAL-O-RING | ||
| 6V-8724 | [1] | ELBOW | ||
| 37. | 148-8411 | [1] | PLUG AS | |
| 3K-0360 | [1] | SEAL-O-RING | ||
| 9S-4185 | [1] | PLUG (3/4-16-THD) | ||
| 38. | 148-8433 | [2] | TEE AS | |
| (EACH INCLUDES) | ||||
| 6V-8397 | [2] | SEAL-O-RING | ||
| 6V-9836 | [1] | TEE-SWIVEL | ||
| 39. | 148-8436 | [1] | TEE AS | |
| 3K-0360 | [1] | SEAL-O-RING | ||
| 6V-8398 | [2] | SEAL-O-RING | ||
| 6V-8775 | [1] | TEE-FACE SEAL | ||
| 40. | 148-8439 | [2] | TEE AS | |
| (EACH INCLUDES) | ||||
| 3J-1907 | [1] | SEAL-O-RING | ||
| 6V-8397 | [2] | SEAL-O-RING | ||
| 6V-8774 | [1] | TEE | ||
| 41. | 148-8446 | [1] | TEE AS-SWIVEL | |
| 6V-9838 | [1] | TEE-SWIVEL | ||
| 7J-9108 | [2] | SEAL-O-RING | ||
| 42. | 150-4043 | [1] | CONNECTOR AS | |
| 3J-1907 | [1] | SEAL-O-RING | ||
| 6V-8398 | [1] | SEAL-O-RING | ||
| 6V-9873 | [1] | CONNECTOR | ||
| 43. | 155-3624 | [1] | PLUG AS | |
| 3J-7354 | [1] | SEAL-O-RING | ||
| 9S-4182 | [1] | PLUG (7/16-20-THD) | ||
| 44. | 3J-1907 | [1] | SEAL-O-RING | |
| 45. | 3S-8664 | [4] | CLIP (LOOP) | |
| 46. | 6V-8397 | [1] | SEAL-O-RING | |
| 47. | 6V-8398 | [2] | SEAL-O-RING | |
| 48. | 6V-9169 | [1] | NUT (13/16-16-THD) | |
| 49. | 8M-4069 | [4] | WASHER (10.3X38.1X5-MM THK) | |
| 50. | 8T-1885 | [1] | CLIP (SLOT) | |
| 51. | 8T-1886 | [1] | CLIP (TAB) | |
| 52. | 8T-4121 | [17] | WASHER-HARD (11X21X2.5-MM THK) | |
| 53. | 8T-4137 M | [8] | BOLT (M10X1.5X20-MM) | |
| 54. | 8T-4185 M | [1] | BOLT (M10X1.5X50-MM) | |
| 55. | 8T-4192 M | [5] | BOLT (M12X1.75X25-MM) | |
| 56. | 8T-4195 M | [2] | BOLT (M10X1.5X30-MM) | |
| 57. | 8T-4196 M | [4] | BOLT (M10X1.5X35-MM) | |
| 58. | 8T-4223 | [5] | WASHER-HARD (13.5X25.5X3-MM THK) | |
| 59. | 8T-4224 | [2] | WASHER-HARD (8.8X16X2-MM THK) | |
| 60. | 8T-6466 M | [6] | BOLT (M10X1.5X60-MM) | |
| 61. | 8T-6870 M | [2] | BOLT (M8X1.25X70-MM) | |
| AVAILABLE REPAIR KIT(S): | ||||
| 257-8471 J | [1] | KIT-SEAL (HMU) | ||
| I | REFER TO HYDRAULIC INFORMATION SYSTEM | |||
| J | KIT MARKED J SERVICES PART(S) MARKED J | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
Information:
HYDRAULIC SYSTEM
VALVE GP-SOLENOID
Specifications
Testing and Adjusting
Troubleshooting
Disassembly and Assembly
Service Magazine



