FUEL SYSTEM
FILTER GP-FUELDRAIN GP-FUEL
FUEL AR-HEAVY DISTILLATE
PUMP GP-FUEL PRIMING
LINES GP-FUEL
GOVERNOR GP
ELECTRICAL AND STARTING SYSTEM
SHUTOFF GPFUEL SYSTEM
FILTER GP-FUEL#SEBP12900290
2N-2048: FILTER GP-FUEL
2N2048 CRUDE FUEL FILTER GROUP
PART OF 3N3514 HEAVY DISTILLATE FUEL ARRANGEMENT LISTED ON PAGE 125
AN ATTACHMENT
PART OF 3N3514 HEAVY DISTILLATE FUEL ARRANGEMENT LISTED ON PAGE 125
AN ATTACHMENT
Parts for your D398B GEN SET ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 2A-1927 | [1] | VALVE ASSEM. | |
| 2A-5779 | [1] | SEAT | ||
| 2. | 0L-1213 | [1] | GASKET | |
| 3. | 3B-6496 | [2] | ELBOW | |
| 4. | 2H-7254 | [2] | ELEMENT | |
| 5. | 2N-2045 | [1] | HOUSING ASSEM. | |
| 6. | 5F-1678 | [2] | SEAL | |
| 7. | 3H-1778 | [1] | GASKET | |
| 8. | 3B-7744 | [4] | NIPPLE | |
| 9. | 0L-1351 | [4] | BOLT | |
| 1D-4717 | [4] | NUT | ||
| 3B-4506 | [4] | LOCKWASHER | ||
| 10. | 2N-2046 | [3] | COUPLING ASSEM. | |
| 11. | 2N-2047 | [6] | PIPE | |
| 12. | 2H-5869 | [3] | COCK | |
| 13. | 5B-8979 | [3] | TEE | |
| 3J-5389 BF | [3] | PLUG | ||
| B | USE AS REQUIRED | |||
| F | NOT SHOWN | |||
#SEBP12900291
7N-8853: FILTER GP-FUEL
7N8853 FUEL FILTER GROUP
Parts for your D398B GEN SET ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 7N-3660 | [1] | ADAPTER | |
| 7H-3171 | [1] | PLUG | ||
| 2. | 2B-0858 | [1] | PLUG | |
| 3. | 7K-1517 | [1] | ELBOW | |
| 4. | 7K-0498 | [1] | ELBOW | |
| 5. | 3N-3429 | [1] | TUBE ASSEM. | |
| 6. | 3N-3428 | [1] | TUBE ASSEM. | |
| 7. | 0L-1351 | [1] | BOLT | |
| 8. | 1D-4717 | [7] | NUT | |
| 9. | 5M-2894 | [20] | WASHER | |
| (use as required) | ||||
| 10. | 8S-3215 | [1] | CLAMP | |
| 11. | 3N-7008 | [1] | TAG | |
| 12. | 5K-9238 | [2] | CONNECTOR | |
| 13. | 3N-6935 | [1] | VALVE | |
| 14. | 3N-6938 | [1] | GAUGE | |
| 15. | 1A-2029 | [8] | BOLT | |
| 16. | 2N-3301 | [1] | COVER | |
| 2N-3294 | [1] | GASKET | ||
| 17. | 5M-6213 | [3] | PLUG | |
| 18. | 3J-5389 | [5] | PLUG | |
| 19. | 2H-3708 | [1] | BOLT | |
| 20. | 9M-1974 | [10] | WASHER | |
| 21. | 0L-1351 | [2] | BOLT | |
| 22. | 7N-3725 | [2] | BRACKET | |
| 23. | 1D-4539 | [1] | BOLT | |
| 1D-4716 | [1] | NUT | ||
| 6D-4972 | [3] | SPACER | ||
| 24. | 7N-3723 | [1] | CLAMP | |
| 25. | 0S-1594 | [2] | BOLT | |
| 26. | 9L-1321 | [4] | STUD | |
| 27. | 2N-3816 | [2] | BRACKET | |
| 28. | 3N-6366 | [1] | HOUSING ASSEM. | |
| 29. | 4H-8792 | [4] | ELEMENT ASSEM. | |
| 30. | 2N-3299 | [1] | COVER ASSEM. | |
| (Includes) | ||||
| 4B-4423 | [1] | RIVET | ||
| 31. | 2A-3696 | [1] | PLUG | |
| 32. | 2J-4045 | [1] | SPRING | |
| 33. | 2N-3295 | [1] | GASKET | |
| 34. | 1S-7106 | [1] | COVER | |
| 1S-7107 | [1] | GASKET | ||
| 35. | 2B-2695 | [2] | BOLT | |
| 36. | 2H-3738 | [5] | BOLT | |
| 37. | 2N-3296 | [1] | GASKET | |
| 38. | 2N-5104 | [1] | CLAMP | |
| 39. | 1S-3267 | [1] | PLUNGER ASSEM. | |
| 5N-5337 C | [1] | SPRING | ||
| 40. | 0S-1571 | [2] | BOLT | |
| C | INDICATES CHANGE | |||
#SEBP12900292
5N-1707: DRAIN GP-FUEL
5N1707 FUEL DRAIN GROUP-LINES & ALARM SWITCH
FOR USE WITH FUEL INJECTION LINES GROUP. AN ATTACHMENT
FOR USE WITH FUEL INJECTION LINES GROUP. AN ATTACHMENT
Parts for your D398B GEN SET ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9L-8492 | [4] | PLUG | |
| 2. | 9L-9045 | [1] | TEE | |
| 3. | 5N-1981 | [1] | TUBE AS | |
| 4. | 5D-1197 | [1] | CLIP | |
| 5. | 4B-6029 | [4] | GROMMET | |
| 6. | 9M-7173 | [2] | CLIP | |
| 7. | 9S-7703 | [1] | ELBOW-FLARED | |
| 8. | 5N-1982 | [1] | TUBE AS | |
| 9. | 5K-9243 | [1] | ELBOW-FLARED | |
| 4M-5317 | [1] | BUSHING | ||
| 10. | 0S-1616 | [2] | BOLT | |
| 1B-4330 | [2] | NUT | ||
| 5P-0537 | [4] | WASHER | ||
| 11. | 5N-1984 | [1] | TUBE AS | |
| 12. | 8B-1931 | [1] | BUSHING | |
| 13. | 9L-8496 | [13] | TEE-INVERTER FLARED | |
| 14. | 5N-1980 | [1] | SWITCH MOUNTING & BRACKET | |
| 15. | 0S-1591 | [2] | BOLT | |
| 16. | 0L-2072 | [1] | CLIP | |
| 17. | 5N-1983 | [1] | TUBE AS | |
| 18. | 5N-4456 | [6] | TUBE AS-DRAIN | |
| 19. | 5M-6214 | [11] | PLUG-PIPE | |
| 20. | 5N-4533 | [2] | TUBE AS | |
| 21. | 5N-4532 | [3] | TUBE AS | |
| 22. | 5K-9242 | [1] | UNION-FLARED | |
| 23. | 7W-2296 C | [1] | SWITCH AS | |
| LIQUID LEVEL | ||||
| 7W-2295 | [1] | COVER AS-SWITCH | ||
| C | CHANGE FROM PREVIOUS TYPE | |||
#SEBP12900293
3N-3514: FUEL AR-HEAVY DISTILLATE
3N3514 HEAVY DISTILLATE FUEL ARRANGEMENT-PART 1 OF 3
FOR USE WITHOUT SURGE TANK. AN ATTACHMENT
FOR USE WITHOUT SURGE TANK. AN ATTACHMENT
Parts for your D398B GEN SET ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 2H-5864 Y | [1] | AIR VENT TRAP GROUP | ||
| 2N-2048 Y | [6] | FILTER GROUP | ||
| 4L-8232 Y | [1] | FUEL PRIMING PUMP ASSEMBLY | ||
| 8H-5137 | [1] | SEALING COMPOUND | ||
| [1] | PRINT OF PRECONDITIONING INSTRUCTIONS | |||
| [1] | PRINT OF INSTALLATION DRAWING | |||
| [1] | PRINT OF SCHEMATIC DRAWING | |||
| 2N-3240 | [1] | BRACKET ASSEMBLY-VENT TRAP TO FUEL | ||
| REGULATOR HOUSING | ||||
| 7F-1866 | [2] | BOLT-BRACKET BAND TO VENT TRAP | ||
| 1D-4717 | [2] | NUT-BRACKET BAND TO VENT TRAP | ||
| 6L-9536 | [1] | HOUSING FUEL REGULATOR | ||
| 4L-8215 | [1] | GASKET-BYPASS COVER | ||
| 5L-3252 | [1] | COVER-BYPASS R.H.SIDE REGULATOR HOUSING | ||
| 0S-1594 | [2] | BOLT-BYPASS COVER TO REGULATOR HOUSING | ||
| 5M-2894 | [2] | WASHER-BRACKET BAND TO VENT TRAP | ||
| 4L-6773 | [1] | SPRING-BYPASS COVER TO PLUNGER | ||
| 1S-3267 | [1] | PLUNGER ASSEMBLY-BYPASS | ||
| 1H-3933 | [2] | WINDOW-BLEEDER VALVE | ||
| 2A-3885 | [1] | GASKET-BLEEDER VALVE | ||
| 6L-9535 | [1] | SEAT-BLEEDER VALVE | ||
| 6L-9538 | [1] | NEEDLE ASSEMBLY | ||
| 5F-9144 | [1] | SEAL-NEEDLE ASSEMBLY | ||
| 5M-6214 | [1] | PLUG-FRONT | ||
| 3J-5389 | [1] | PLUG-FRONT | ||
| 3B-7722 | [1] | BUSHING TOP AND REAR | ||
| 3N-3499 | [1] | TUBE-BLEED OVERFLOW | ||
| 5L-2904 | [1] | GASKET-FUEL REGULATOR HOUSING TO COVER | ||
| 6L-9537 | [1] | COVER-FUEL REGULATOR HOUSING BOTTOM | ||
| 3N-3496 | [1] | BRACKET ASSEMBLY-FUEL HOUSING MOUNTING | ||
| 0S-1571 | [1] | BOLT-HOUSING-CENTER REAR | ||
| 1D-4717 | [6] | NUT-HOUSING | ||
| 5M-2894 | [6] | WASHER-HOUSING | ||
| 0S-1594 | [4] | BOLT-FUEL REGULATOR BRACKET TO BRACKET | ||
| 2N-3816 | [2] | BRACKET-FUEL FILTER HOUSING | ||
| 9L-1321 | [4] | STUD-FUEL FILTER HOUSING | ||
| 5M-2894 | [8] | WASHER-HOUSING | ||
| 1D-4717 | [8] | NUT | ||
| 8B-2664 | [1] | BUSHING-REDUCING-VENT TRAP BOTTOM | ||
| 4M-0857 | [1] | FITTING-VENT TRAP BOTTOM | ||
| 3N-3500 | [1] | TUBE-VENT TRAP SIDE | ||
| 4M-0857 | [1] | FITTING-ENGINE WATER MANIFOLD | ||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP12900294
3N-3514: FUEL AR-HEAVY DISTILLATE
3N3514 HEAVY DISTILLATE FUEL ARRANGEMENT-PART 2 OF 3
FOR USE WITHOUT SURGE TANK. AN ATTACHMENT
FOR USE WITHOUT SURGE TANK. AN ATTACHMENT
Parts for your D398B GEN SET ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 2N-2076 | [1] | PLATE-INJECTION PUMP HOUSING | ||
| 4L-8132 | [1] | GASKET-INJECTION PUMP PLATE | ||
| 6B-7639 | [1] | SERVICE TEE-INJECTION PUMP PLATE | ||
| 3B-7721 | [1] | BUSHING-SERVICE TEE TOP | ||
| 5B-3428 | [2] | WASHER-PRIMING PUMP BRACKET TO RAIL | ||
| 4L-8546 | [2] | VALVE-CHECK PRIMING PUMP TOP & TEE FRONT | ||
| 8L-5294 | [2] | ADAPTER-PIPE VALVE TO TUBE FITTING | ||
| 2B-3470 | [1] | NIPPLE-BYPASS COVER REAR | ||
| 8B-6127 | [3] | CLIP | ||
| 9M-7649 | [1] | BRACKET | ||
| 7B-1597 | [2] | CLIP | ||
| 3D-2023 | [10] | GROMMET | ||
| 1S-9886 | [2] | CLIP | ||
| 3H-5264 | [2] | CLIP | ||
| 8B-8563 | [2] | SPACER | ||
| 8S-3215 | [4] | CLAMP | ||
| 2S-2176 | [4] | CLIP | ||
| 6K-0344 | [4] | CLAMP | ||
| 0S-1590 | [2] | BOLT | ||
| 4B-4278 | [2] | WASHER-HOUSING | ||
| 7H-7954 | [3] | BOLT-HOUSING-LEFT SIDE | ||
| 1P-3862 | [1] | ELBOW-SERVICE TEE TOP TO GAUGE | ||
| 3D-8093 | [1] | NUT-SERVICE TEE TOP TO GAUGE | ||
| 3D-8094 | [1] | SLEEVE-SERVICE TEE TOP TO GAUGE | ||
| 1P-3861 | [1] | CONNECTOR-FUEL GAUGE TUBE TO HOSE | ||
| 3D-8093 | [1] | NUT-FUEL GAUGE TUBE TO HOSE | ||
| 3D-8094 | [1] | SLEEVE-FUEL GAUGE TUBE TO HOSE | ||
| 5P-5877 | [1] | CONNECTOR-FUEL REGULATOR HOUSING REAR | ||
| 5P-6072 | [1] | ELBOW-TOP-BLEED OVERFLOW | ||
| 3D-8087 | [1] | NUT-TOP-BLEED OVERFLOW | ||
| 3D-8088 | [1] | SLEEVE-TOP-BLEED OVERFLOW | ||
| 2N-5895 | [1] | TUBE-FUEL PRESSURE GAUGE R.H. | ||
| 2N-5896 | [1] | TUBE-FUEL PRESSURE GAUGE L.H. | ||
| 1C-2251 | [3] | BOLT-HOUSING-RIGHT SIDE & FRONT CENTER | ||
| 4K-4194 | [1] | FITTING-ELBOW-FOR TRANSFER PUMP TUBE | ||
| 4K-4194 | [1] | FITTING-REAR VENT TRAP COUPLING | ||
| 1Y-0263 | [1] | COUPLING-REDUCING-REAR VENT TRAP NIPPLE | ||
| 3N-3512 | [1] | TUBE-VENT TRAP TO INJECTION PUMP PLATE | ||
| 3B-8404 | [1] | CLIP-VENT TRAP TO INJECTION PUMP TUBE | ||
#SEBP12900295
3N-3514: FUEL AR-HEAVY DISTILLATE
3N3514 HEAVY DISTILLATE FUEL ARRANGEMENT-PART 3 OF 3
FOR USE WITHOUT SURGE TANK. AN ATTACHMENT
FOR USE WITHOUT SURGE TANK. AN ATTACHMENT
Parts for your D398B GEN SET ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 7B-1598 | [1] | CLIP-VENT TRAP TO INJECTION PUMP TUBE | ||
| 1L-4757 | [1] | FLANGE-INJECTION PUMP BLEED | ||
| 4L-8144 | [1] | GASKET-INJECTION PUMP BLEED FLANGE | ||
| 1A-2029 | [2] | BOLT-INJECTION PUMP BLEED FLANGE | ||
| 5M-2894 | [2] | WASHER-UPPER INJECTION PUMP HOUSING | ||
| FLANGE | ||||
| 3B-7722 | [2] | BUSHING-REDUCING-INJECTION PUMP BLEED | ||
| FLANGE & REGULATOR HOUSING | ||||
| 3N-3513 | [1] | TUBE-INJECTION PUMP BLEED | ||
| 8B-6127 | [2] | CLIP-INJECTION PUMP BLEED TUBE | ||
| 2R-6876 | [1] | VALVE-3 WAY-COMMON PORT TO FORWARD VENT | ||
| TRAP NIPPLE | ||||
| 3N-3505 | [1] | TUBE-TRANSFER PUMP TO REGULATOR HOUSING | ||
| 2B-3243 | [6] | CLIP | ||
| 6L-4590 | [1] | LEVER-PRIMING PUMP OPERATING | ||
| 4B-3574 | [1] | SET SCREW-PRIMING PUMP OPERATING LEVER | ||
| 7L-0270 | [1] | BRACKET | ||
| 1A-2209 | [4] | BOLT-PRIMING PUMP TO BRACKET | ||
| 5M-2894 | [4] | WASHER-PRIMING PUMP TO BRACKET | ||
| 1B-4203 | [4] | NUT-PRIMING PUMP TO BRACKET | ||
| 2A-1538 | [2] | BOLT-BRACKET TO L.H.SUPPORT RAIL | ||
| 5P-8248 | [2] | WASHER-BRACKET TO L.H.SUPPORT RAIL | ||
| 5P-8188 | [1] | TEE-TRANSFER PUMP OUTLET (BOTTOM) | ||
| 1B-4331 | [2] | NUT-BRACKET TO L.H.SUPPORT RAIL | ||
| 3B-7280 | [1] | NIPPLE-PRIMING PUMP BOTTOM | ||
| 6F-0496 | [1] | TEE CUSTOMERS FUEL INLET CONNECTION | ||
| 8B-2664 | [2] | BUSHING-TEE & PRIMING PUMP TOP | ||
| 3N-3507 | [1] | TUBE-PRIMING PUMP BOTTOM TO TRANSFER TO | ||
| PUMP TOP | ||||
| 3N-3506 | [1] | TUBE-PRIMING PUMP TOP TO TRANSFER PUMP | ||
| BOTTOM | ||||
| 3B-6495 | [1] | ELBOW-FUEL REGULATOR HOUSING REAR | ||
| [1] | NIPPLE-FUEL REGULATOR HOUSING REAR | |||
| 4K-4194 | [1] | FITTING-SERVICE TEE SIDE | ||
| 5P-6072 | [2] | ELBOW-INJECTION PUMP BLEED TUBE | ||
| 3D-8087 | [2] | NUT-INJECTION PUMP BLEED TUBE | ||
| 3D-8088 | [2] | SLEEVE-INJECTION PUMP BLEED TUBE | ||
| 5P-5718 | [2] | ELBOW-TEE & PRIMING PUMP TOP | ||
| 4K-1456 | [8] | NUT-.625 TUBE (15.88 MM O.D.) | ||
| 4K-1457 | [8] | SLEEVE-.375 TUBE (15.88 MM O.D.) | ||
| 5P-8188 | [1] | TEE-TRANSFER PUMP OUTLET BOTTOM | ||
#SEBP12900296
4L-8232: PUMP AS-FUEL PRIMING
4L8232 FUEL PRIMING PUMP ASSEMBLY
PART OF 3N3514 HEAVY DISTILLATE FUEL ARRANGEMENT LISTED ON PAGE 125
AN ATTACHMENT
PART OF 3N3514 HEAVY DISTILLATE FUEL ARRANGEMENT LISTED ON PAGE 125
AN ATTACHMENT
Parts for your D398B GEN SET ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 0S-1615 | [8] | BOLT | ||
| 7F-6636 | [1] | PLUG | ||
| 7L-8145 | [1] | NUT (CAST IRON) | ||
| 7L-8144 | [1] | GLAND (BRASS) | ||
| 2N-5843 | [6] | PACKING | ||
| 7L-8143 | [1] | LID (BRONZE) | ||
| 7F-6627 | [3] | GASKET | ||
| 5L-5833 | [1] | DECK ASSEM. | ||
| 7F-6620 | [1] | WING AND SHAFT ASSEM. | ||
| 4L-9430 | [1] | CYLINDER | ||
| 7F-6633 | [2] | PIN | ||
| 0S-1615 | [8] | BOLT |
#SEBP12900297
2H-5864: TRAP GP-AIR VENT
2H5864 AIR VENT TRAP GROUP
PART OF 3N3514 HEAVY DISTILLATE FUEL ARRANGEMENT LISTED ON PAGE 125
AN ATTACHMENT
PART OF 3N3514 HEAVY DISTILLATE FUEL ARRANGEMENT LISTED ON PAGE 125
AN ATTACHMENT
Parts for your D398B GEN SET ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 6F-7030 | [6] | CAP SCREW | ||
| 3B-4506 | [6] | LOCKWASHER | ||
| 2H-7142 | [1] | COVER ASSEM. | ||
| 2H-7689 | [1] | DOWEL | ||
| (PART OF COVER ASSEM.) | ||||
| 2H-7143 | [1] | GASKET | ||
| 4F-8459 | [1] | SCREEN | ||
| 2H-7146 | [1] | SHAFT | ||
| 2H-7148 | [1] | VALVE | ||
| 2H-7144 | [1] | SEAT | ||
| 2H-7149 | [1] | RETAINER | ||
| 2H-7150 | [1] | LOCK | ||
| 2H-7145 | [1] | BRACKET | ||
| 2H-7147 | [1] | ARM | ||
| 2H-7152 | [1] | NUT | ||
| 2B-7409 | [1] | PLUG | ||
| 2H-7155 | [1] | FLOAT | ||
| 2H-7140 | [1] | BODY ASSEM. | ||
#SEBP12900298
3N-2976: COVER GP-GOVERNOR
3N2976 FUEL PUMP AND GOVERNOR DRIVE HOUSING COVER GROUP
Parts for your D398B GEN SET ENGINE:
CATERPILLAR SIS#SEBP12900299
5N-5762: SHUTOFF GP-RACK
5N5762 SHUT-OFF GP-RACK
OIL PRESSURE, WATER TEMPERATURE & OVERSPEED
FOR USE WITH 900-100- RPM OR 1001-1300 RPM RATED ENGINES-CLOCKWISE
AN ATTACHMENT
OIL PRESSURE, WATER TEMPERATURE & OVERSPEED
FOR USE WITH 900-100- RPM OR 1001-1300 RPM RATED ENGINES-CLOCKWISE
AN ATTACHMENT
Parts for your D398B GEN SET ENGINE:
CATERPILLAR SISInformation:
FUEL SYSTEM
FILTER GP-FUEL
Engine News
A New Specification Has Been Issued for the Primary Fuel Filter Filtration {1260}
A New Specification Has Been Issued for the Primary Fuel Filter Filtration {1260}
A New Specification Has Been Issued for the Primary Fuel Filter Filtration {1260}
Specifications
Tool Operating Manual
20 GPM Portable Fuel Filtration System {0374, 0599, 0706, 1250, 1256, 1261}
20 GPM Portable Fuel Filtration System {0374, 0599, 0706, 1250, 1256, 1261}
20 GPM Portable Fuel Filtration System {0374, 0599, 0706, 1250, 1256, 1261}
Disassembly and Assembly
Service Magazine


