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5L1019 ALTERNATOR GROUP--32 Volt, 60 Ampere--Type 1 5L1243 Alternator Assembly parts are shown on Pages 60B and 60C D398A


ELECTRICAL AND STARTING SYSTEM
ALTERNATOR GP-CHARGING
GENERATORS
GENERATOR GP
REGULATOR GP-VOLTAGE

MARINE ENGINE D398A MARINE ENGINE 67B
 D398 MARINE ENGINE 67B00001-00919 UE034179 D398A 67B   (1961)

ELECTRICAL AND STARTING SYSTEM

ALTERNATOR GP-CHARGING
ALTERNATOR GP
5L-1019 ALTERNATOR GP
ALTERNATOR GP
5L-1019 ALTERNATOR GP
ALTERNATOR GP
5L-1019 ALTERNATOR GP
ALTERNATOR AS
5L-1243 ALTERNATOR AS
ALTERNATOR AS
5L-1243 ALTERNATOR AS
REGULATOR AS
6L-5397 REGULATOR AS
 

#UE0341790220
 

5L-1019: ALTERNATOR GP

5L1019 ALTERNATOR GROUP--32 Volt, 60 Ampere--Type 1
5L1243 Alternator Assembly parts are shown on Pages 60B and 60C
c85574 UE034179
5L1019 ALTERNATOR GP Parts scheme
  For full view, you need register

Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5L-2320 [1] WIRING KIT GROUP  
  6B-2500 [27] FT. WIRE (NO. 10)  
  6B-2501 [22] FT. WIRE (NO. 6)  
  1L-9899 [1] MARKERS (CARD OF:)  
  2L-1944 [1] TAPE (ELEC. 1/2"X150")  
  2L-9724 [10] CLIP  
  2L-8049 [10] TERMINAL (NO. 10 SCREW)  
  2L-8050 [2] TERMINAL (1/4" SCREW)  
  2L-8052 [1] TERMINAL (3/8" SCREW)  
  2L-8054 [2] TERMINAL (1/2" SCREW)  
  2L-8051 [2] TERMINAL (1 5/6" SCREW)  
    (USED WITH NO. 6 WIRE)
  2L-8066 [7] TERMINAL (NO. 10 SCREW)  
  2L-8067 [5] TERMINAL (1/4" SCREW)  
  2L-8069 [2] TERMINAL (3/8" SCREW)  
  2L-8071 [2] TERMINAL (1/2" SCREW)  
    (USED WITH NO. 10 WIRE)
  5L-1243 Y [1] ALTERNATOR  
    (SEE SEPARATE ILLUS. FOR PARTS)
  0L-2070 [1] BOLT (2.25" LONG)  
  1D-4717 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  5L-3907 [1] BRACKET  
  0L-1351 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  4B-4278 [4] WASHER  
  5L-1244 [1] REGULATOR  
  0S-1571 [1] BOLT (1.75" LONG)  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  5L-4167 [1] CAPACITOR  
  6F-5641 [1] AMMETER  
  2L-3402 [1] SWITCH  
  5L-3935 [1] BRACKET  
  0S-1594 [1] BOLT (1" LONG)  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-3980 [1] VEE BELT SET  
    (CONSISTS OF 2 BELTS)
  5L-1413 [1] PULLEY (DRIVE)  
  3B-5412 [1] NUT (SLOTTED)  
  [1] WASHER  
  [1] COTTER PIN  
  1B-8707 [1] KEY  
  5L-3940 [1] GUARD ASSEM.  
  5L-1552 [1] PULLEY (GENERATOR)  
  [1] WIRING DIAGRAM  
  5L-1647 [2] INSULATOR  
  0S-1571 [1] BOLT (1.75" LONG)  
  1D-4717 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  0L-1351 [1] BOLT  
  1D-4717 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  7B-2742 [4] BOLT  
  3B-4504 [4] LOCKWASHER  
  4B-5269 [4] WASHER  
  6F-5884 [1] SHOCK MOUNT KIT  
  8F-0383 [1] BRACKET ASSEM. (1 HOLE)  
  8F-0385 [1] LEAD ASSEM.  
  8F-0382 [1] BRACKET ASSEM. (2 HOLE)  
  7H-1246 [3] SCREW  
  1B-4427 [3] NUT  
  3B-4504 [3] LOCKWASHER  
  1F-0082 [3] GROMMET ASSEM.  
  Y   SEPARATE ILLUSTRATION
 

#UE0341790221
 

5L-1019: ALTERNATOR GP

5L1019 ALTERNATOR GROUP--32 Volt, 60 Ampere--Type 2
5L1243 Alternator Assembly parts are shown on Pages 60B and 60C
c71623 UE034179
5L1019 ALTERNATOR GP Parts scheme
  For full view, you need register

Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5L-2320 [1] WIRING KIT GROUP  
  6B-2500 [27 FT.] WIRE (NO.10)  
  6B-2501 [22 FT.] WIRE (NO 6)  
  1L-9899 [1] MARKERS (CARD OF:)  
  2L-1944 [1] TAPE (ELEC. 1/2" X 150")  
  2L-9724 [10] CLIP  
  2L-8049 [10] TERMINAL (NO. 10 SCREW)  
  2L-8050 [2] TERMINAL (1/4" SCREW)  
  2L-8052 [1] TERMINAL (3/8" SCREW)  
  2L-8054 [2] TERMINAL (1/2" SCREW)  
  2L-8051 [2] TERMINAL (1 5/6" SCREW)  
    (USED WITH NO.6 WIRE)
  2L-8066 [7] TERMINAL (NO.10 SCREW)  
  2L-8067 [5] TERMINAL (1/4" SCREW)  
  2L-8069 [2] TERMINAL (3/8" SCREW)  
  2L-8071 [2] TERMINAL (1/2" SCREW)  
    (USED WITH NO.10 WIRE)
  5L-1243 Y [1] ALTERNATOR ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  0L-2070 [1] BOLT (2.25" LONG)  
  1D-4717 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  5L-3907 [1] BRACKET  
  8M-3146 [1] SHOCK MOUNT KIT  
    (INCLUDES LEAD ASSEMBLY BRACKET ASSEMBLIES, SCREWS, NUTS AND LOCKWASHER)
  2L-3402 [1] SWITCH  
  8M-7892 [1] AMMETER  
  0S-1571 [1] BOLT (1.75" LONG)  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  5L-3935 [1] BRACKET  
  0S-1594 [1] BOLT (1" LONG)  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-3980 [1] VEE BELT SET  
    (CONSISTS OF 2 BELTS)
  5L-1413 [1] PULLEY (DRIVE)  
  3B-5412 [1] NUT (SLOTTED)  
  [1] WASHER  
  [1] COTTER PIN  
  1B-8707 [1] KEY  
  5L-3940 [1] GUARD ASSEM.  
  5L-1552 [1] PULLEY (ALTERNATOR)  
  [1] WIRING DIAGRAM  
  5L-1647 [2] INSULATOR  
  0S-1571 [1] BOLT (1.75" LONG)  
  1D-4717 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  0L-1351 [1] BOLT  
  1D-4717 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  0L-1351 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  4B-4278 [4] WASHER  
  5L-1244 [1] REGULATOR  
  7B-2742 [4] BOLT  
  3B-4504 [4] LOCKWASHER  
  4B-5269 [4] WASHER  
  Y   SEPARATE ILLUSTRATION
 

#UE0341790222
 

5L-1019: ALTERNATOR GP

5L1019 ALTERNATOR GROUP--32 VOLT, 60 AMPERE--TYPE 3
5L1243 ALTERNATOR PARTS ARE SHOWN ON PAGES 60C AND 60D
FOR 30 VOLT APPLICATION SUBSTITUTE 6L5658 REGULATOR FOR 6L5397 SHOWN ON PAGE 60E
c79350 UE034179
5L1019 ALTERNATOR GP Parts scheme
  For full view, you need register

Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5L-2320 [1] WIRING KIT GROUP  
  6B-2500 [27FT.] WIRE (NO.10)  
  6B-2501 [22FT.] WIRE (NO.6)  
  1L-9899 [1] MARKERS (CARD OF:)  
  2L-1944 [1] TAPE (ELEC. 1/2" X 150")  
  2L-9724 [10] CLIP  
  2L-8049 [10] TERMINAL (NO.10 SCREW)  
  2L-8050 [2] TERMINAL (1/4" SCREW)  
  2L-8052 [1] TERMINAL (3/8" SCREW)  
  2L-8054 [2] TERMINAL (1/2" SCREW)  
  2L-8051 [2] TERMINAL (5/16" SCREW)  
    (USED WITH NO.6 WIRE)
  2L-8066 [7] TERMINAL (NO.10 SCREW)  
  2L-8067 [5] TERMINAL (1/4" SCREW)  
  2L-8069 [2] TERMINAL (3/8" SCREW)  
  2L-8071 [2] TERMINAL (1/2" SCREW)  
    (USED WITH NO.10 WIRE)
  2L-8077 [2] TERMINAL (1/4" SCREW)  
  2L-8076 [1] TERMINAL (NO.10 SCREW)  
    (USED WITH REGULATOR WIRE)
  5L-1243 Y [1] ALTERNATOR ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  0L-2070 [1] BOLT (2.25" LONG)  
  1D-4717 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  5L-3907 [1] BRACKET  
  2L-3402 [1] SWITCH  
  8M-7892 [1] AMMETER  
  0S-1571 [1] BOLT (1.75" LONG)  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  6L-3483 [3] COVER  
  5L-3935 [1] BRACKET  
  0S-1594 [1] BOLT (1" LONG)  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-3980 [1] VEE BELT SET  
    (CONSISTS OF 2 BELTS)
  5L-1413 [1] PULLEY (DRIVE)  
  3B-5412 [1] NUT (SLOTTED)  
  [1] WASHER  
  [1] COTTER PIN  
  1B-8707 [1] KEY  
  5L-3940 [1] GUARD ASSEM.  
  5L-1552 [1] PULLEY (ALTERNATOR)  
  [1] WIRING DIAGRAM  
  5L-1647 [2] INSULATOR  
  0S-1571 [1] BOLT (1.75" LONG)  
  1D-4717 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  0L-1351 [1] BOLT  
  1D-4717 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  0L-1351 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  4B-4278 [4] WASHER  
  6L-5397 [1] REGULATOR ASSEM.  
    -OR-
  6L-5658 YH [1] REGULATOR ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  6L-3484 [1] WIRE ASSEM.  
  0S-1616 [3] BOLT  
  3B-4504 [3] LOCKWASHER  
  4B-4276 [3] WASHER  
  H   NOT PART OF ALTERNATOR GROUP 5
  Y   SEPARATE ILLUSTRATION
 

#UE0341790223
 

5L-1243: ALTERNATOR AS

5L1243 ALTERNATOR ASSEMBLY--32 Volt, 60 Ampere--Type 1
Part of 5L1019 Alternator Group shown on Pages 60 and 60A
c80848 UE034179
5L1243 ALTERNATOR AS Parts scheme
  For full view, you need register

Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  [2] STUD  
  4L-5694 [4] NUT  
  2H-9071 [4] LOCKWASHER  
  9B-8932 [2] WASHER  
  3F-3711 [2] WASHER  
  7F-9809 [2] BUSHING  
  5L-4279 [1] STUD  
  5L-4426 [2] NUT  
  8H-3481 [2] LOCKWASHER  
  3F-9556 [1] LOCKWASHER  
  2H-9048 [1] WASHER  
  5L-4277 [2] BUSHING  
  [1] PIN  
  [1] PIN  
    (PARTS OF FRAME ASSEM. 5L4267)
  5L-6485 [1] KIT (BRUSH REPLACEMENT)  
  5L-6488 [1] SLIP RING ASSEM.  
    (PART OF ROTOR ASSEM. 5L6487)
  4L-0563 [1] PLUG  
    (PART OF FRAME ASSEM. 5L4267)
  2L-7414 [1] BEARING  
  2L-6840 [1] RING  
    (PART OF FRAME ASSEM. 5L4267)
  5L-4285 [1] BRACKET  
  5L-6484 [3] KIT (NEGATIVE RECTIFIER)  
  5L-6483 [3] KIT (POSITIVE RECTIFIER)  
  5L-4267 [1] FRAME ASSEM.  
  5L-4282 [4] BUSHING  
  5L-4266 [1] BUSHING  
  5L-4265 [1] SLEEVE  
    (PARTS OF FRAME ASSEM. 5L4267)
  5L-4507 [2] SCREW  
  7H-2079 [2] LOCKWASHER  
  3H-0240 [2] WASHER  
  9B-9178 [1] SCREW  
  8H-3481 [1] LOCKWASHER  
  5L-6487 [1] ROTOR ASSEM.  
  5L-4283 [4] BOLT  
  5L-6486 [1] STATOR ASSEM.  
  5L-4274 [1] CONNECTOR  
  5L-4273 [1] FRAME  
  5L-6489 [1] RETAINER  
  5L-4284 [1] GASKET  
  6B-0924 [1] BEARING  
  9B-8935 [1] COLLAR  
  1B-8704 [1] KEY  
  8F-2707 [1] NUT  
  5L-3483 [1] LOCKWASHER  
  9B-9113 [1] WASHER  
  5L-4276 [1] RETAINER  
  5L-6490 [3] SCREW  
  9F-8125 [3] LOCKWASHER  
  5L-4203 [1] FAN & BAFFLE ASSEM.  
 

#UE0341790224
 

5L-1243: ALTERNATOR AS

5L1243 ALTERNATOR ASSEMBLY--32 Volt, 60 Ampere--Type 2
Part of 5L1019 Alternator Group shown on Pages 60 and 60A
c115386 UE034179
5L1243 ALTERNATOR AS Parts scheme
  For full view, you need register

Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9B-8934 [2] STUD ASSEM.  
  4B-2051 [4] NUT  
  1L-6314 C [4] LOCKWASHER  
  9B-8932 [2] WASHER  
  3F-3711 [2] WASHER  
  5L-4279 [1] STUD  
  5L-4426 [2] NUT  
  8H-3481 [2] LOCKWASHER  
  3F-9556 [1] LOCKWASHER  
  7F-4920 [1] WASHER  
  5L-4277 [2] BUSHING  
  6L-4468 [1] CONNECTOR  
  5L-6488 [1] SLIP RING ASSEM.  
    (PART OF ROTOR ASSEM. 5L6487)
  5M-3114 C [1] BEARING  
  5L-4285 [1] BRACKET  
  6L-3661 [3] WIRE ASSEM.  
  5L-8412 [1] FRAME ASSEM.  
  5L-4282 [4] BUSHING  
  5L-4507 [2] SCREW  
  7H-2079 [2] LOCKWASHER  
  3H-0240 [2] WASHER  
  9B-9178 [1] SCREW  
  8H-3481 [1] LOCKWASHER  
  5L-6487 [1] ROTOR ASSEM.  
  5L-4286 [1] STATOR ASSEM.  
  5L-4274 [1] CONNECTOR  
  5L-4283 [4] BOLT  
  5L-6483 H [3] KIT (POSITIVE RECTIFIER)  
  5L-6484 H [3] KIT (NEGATIVE RECTIFIER)  
  5L-6485 H [1] KIT (BRUSH REPLACEMENT)  
  6L-4853 H [1] KIT (TERMINAL AND HOLDER)  
  5L-4273 [1] FRAME  
  5L-6489 [1] RETAINER  
  5L-4284 [1] GASKET  
  6B-0924 [1] BEARING  
  9B-8935 [1] COLLAR  
  1B-8704 [1] KEY  
  6L-4153 [1] NUT  
  4L-0573 [1] WASHER  
  9B-9113 [1] WASHER  
  5L-4276 [1] RETAINER  
  5L-6490 [3] SCREW  
  9F-8125 [3] LOCKWASHER  
  5L-4203 [1] FAN AND BAFFLE ASSEM.  
  C   INDICATES CHANGE
  H   NOT PART OF 5L1243 ALTERNATOR
 

#UE0341790225
 

6L-5397: REGULATOR AS

6L5397 REGULATOR ASSEMBLY--32 Volt
Part of 5L1019 Alternator Group shown on Page 60B
6L5658 REGULATOR ASSEMBLY--30 Volt
For use with 5L1019 Alternator Group
c76135 UE034179
6L5397 REGULATOR AS Parts scheme
  For full view, you need register

Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6L-5663 [1] INSULATOR  
  1S-7448 [1] TRANSISTOR  
  6L-5665 [2] SCREW  
  6L-5663 [1] INSULATOR  
  6L-5662 [1] TRANSISTOR  
  6L-5665 [2] SCREW  
 

#UE0341790226
 

8L-0090: GENERATOR GP

8L90 GENERATOR--3 Phase--Side View--Part 1 of 2
Generator Serial No. M500TH3200-Up
230-460 Volts, 60 hertz at 1200 R.P.M.
c145877 UE034179
8L0090 GENERATOR GP Parts scheme
  For full view, you need register

Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3L-1193 [2] HOLDER ASSEM.  
  3L-1194 [1] HOLDER  
2. 3B-4604 [2] COTTER PIN  
3. 8L-4083 [2] PIN AND ARM ASSEM.  
  4B-3849 [4] WASHER  
4. 3L-1199 [2] FINGER  
5. 3L-1196 [2] SPRING  
6. 0S-1588 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
7. 0S-1614 [2] BOLT  
  3B-4504 [2] LOCKWASHER  
8. 1N-5377 [1] PANEL (Front)  
9. 1N-5372 [1] CHANNEL  
10. 6B-9703 [6] SPACER  
11. 8S-4710 [6] BOLT  
12. 7F-9223 [16] LOCKWASHER  
13. 8L-4082 [1] COVER  
14. 8L-4081 [1] SCREEN  
15. 3N-7323 [1] FAN  
16. 0S-1617 [4] BOLT  
  1H-7186 [4] LOCKWASHER  
17. 1N-9956 [4] BRUSH  
18. 3N-7767 [1] STATOR ASSEM.  
  8L-4074 [1] CHANNEL  
19. 8L-4080 [1] BRACKET  
20. 1D-4586 [6] BOLT  
  3B-4510 [6] LOCKWASHER  
21. 3L-1190 [1] RETAINER AND YOKE ASSEM.  
22. 3L-1192 [1] TUBE (Short)  
  3L-1191 [1] TUBE (Long)  
23. 3L-1186 [1] BEARING  
24. 1N-5410 [1] RING  
25. 0S-0509 [62] BOLT  
  9F-5644 [62] LOCKWASHER  
26. 3N-6387 [1] ROTOR ASSEM.  
27. 8L-4079 [1] HUB  
28. 3L-1180 [1] RING ASSEM. (outer)  
  3L-1181 [1] TUBE  
  6H-5431 [2] NUT  
29. 2N-7980 [1] DISC ASSEM.  
  2N-7736 [1] SCREW  
30. 1N-8086 [6] POLE ASSEM.  
31. 5L-7355 [12] WEDGE  
32. 6L-7008 [2] CLAMP  
  [2] SCREW  
  9B-7233 [2] LOCKWASHER  
33. 2N-7981 [1] FAN ASSEM.  
  2N-7736 [1] SCREW  
34. 3L-1179 [1] RING ASSEM. (inner)  
  6H-5431 [2] NUT  
35. 8L-6521 [12] SCREW  
  8L-5832 [12] NUT  
  9F-5599 [24] LOCKWASHER  
36. 1N-5380 [4] LOUVER  
37. 1N-5373 [1] FRAME ASSEM. (R.H.)  
  1N-5374 [1] FRAME ASSEM. (L.H.)  
38. 1N-5381 [1] PANEL (meter)  
39. 1N-5379 [2] PANEL (side)  
40. 3N-7324 [2] DEFLECTOR  
41. 2A-0762 [2] BOLT  
42. 3N-7788 [1] HEATER ASSEM.  
  3N-7787 [4] BRACKET  
  3N-7465 [4] CLAMP  
  7S-4346 [8] SCREW  
  8L-5832 [4] NUT  
  8F-1434 [8] LOCKWASHER  
43. 8L-8413 [1] STRAP  
 

#UE0341790227
 

8L-0090: GENERATOR GP

8L90 GENERATOR--3 Phase--End View--Part 2 of 2
Generator Serial No. M500TH3200-Up
230-460 Volts, 60 hertz at 1200 R.P.M.
3N4692 Exciter and Regulator parts are shown on Pages 60H & 60J
c145878 UE034179
8L0090 GENERATOR GP Parts scheme
  For full view, you need register

Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4B-4276 [4] WASHER  
2. 8L-9821 [1] SUPPORT ASSEM.  
3. 3N-4692 Y [1] EXCITER & REGULATOR ASSEM.  
    (Separate Illustration)
4. 9F-9327 [4] SCREW  
5. 8F-1434 [4] LOCKWASHER  
6. 8L-5477 [3] SHOCK MOUNT  
7. 8L-8602 [1] CHANNEL  
8. 8L-5476 [1] STRAP  
9. 1N-5376 [1] COVER  
10. 7L-7394 [1] DROOP TRANSFORMER ASSEM.  
11. 9F-5599 [20] LOCKWASHER  
12. 1N-5383 [1] BRACKET  
13. 0S-0509 [8] BOLT  
14. [8] LOCKWASHER  
15. 9F-5644 [2] LOCKWASHER  
16. 7F-9223 [10] LOCKWASHER  
17. 2B-7408 [1] PLUG  
18. 1B-5174 [1] PLUG  
19. 2B-7409 [1] PLUG  
20. 2H-6488 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
21. 1N-5378 [1] COVER ASSEM.  
22. 0L-1143 [2] BOLT  
23. 1N-5364 [1] BRACKET  
24. 0S-1617 [6] BOLT  
  1H-7186 [6] LOCKWASHER  
25. 1N-5384 [2] BRACKET  
26. 4B-4274 [4] WASHER  
27. 8L-9823 [2] GUIDE  
28. 0S-1614 [10] BOLT  
29. 7L-0893 [1] SHOCK MOUNT  
30. 7S-4346 [20] SCREW  
31. 031-9831 [6] SCREW  
  H [1] WIRING DIAGRAM  
  6L-6523 [1] LABEL (Instruction)  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  2N-6055 [1] KIT (Stator Rewind)  
  7L-7405 [1] KIT (Rotor Balance Weight)  
  H   NOT SHOWN
  Y   SEPARATE ILLUSTRATION
 

#UE0341790228
 

3N-4692: EXCITER AS-REGULATOR

3N4692 EXCITER AND REGULATOR ASSEMBLY--Part 1 of 2--Type 1
Part of 8L90 Generator shown on Page 60G
c142328 UE034179
3N4692 EXCITER AS-REGULATOR Parts scheme
  For full view, you need register

Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4B-1220 [4] SCREW  
2. 4B-4863 [2] WASHER  
3. 2N-4698 [1] RESISTOR  
  2N-4721 [2] WASHER (Plain)  
  2N-4699 [2] WASHER  
4. 7S-1197 [2] SCREW  
5. 4B-2043 [4] NUT  
6. 9B-7233 [42] LOCKWASHER  
7. 2N-4722 [1] BOLT  
8. 8L-5832 [2] NUT  
9. 8F-1434 [5] LOCKWASHER  
10. 2N-4700 [1] BRACKET  
11. 2N-4765 [1] TERMINAL STRIP  
  2N-4766 [1] STRIP (Marker)  
12. 3D-9799 [6] SCREW  
13. 2N-4692 [1] STRAP  
  7L-7400 [4] CAPACITOR  
14. 4B-1221 [8] SCREW  
15. 2N-5764 [1] RESISTOR ASSEM.  
16. 2N-4693 [2] CAPACITOR  
17. 2N-4694 [1] BRACKET  
18. 8L-4276 [1] REGULATOR ASSEM.  
19. 6L-7008 [4] CLAMP  
20. 8M-8626 [4] SCREW  
21. 8L-5478 [3] GROMMET  
22. 8L-5040 [2] TERMINAL  
23. 8L-4092 [1] BLOCK  
24. 7L-6750 [2] FUSE  
25. 3N-4883 [1] WIRING HARNESS  
26. 1S-7443 [1] SCREW  
  6L-7161 [1] NUT  
  7F-9223 [1] LOCKWASHER  
27. 2N-4689 [1] HEAT SINK (Field)  
28. 2N-3474 [4] SCREW  
  8L-5853 [2] NUT  
  3L-8187 [4] LOCKWASHER  
29. 3N-2156 [20] SCREW  
  8L-5827 [20] NUT  
30. 6L-3590 [1] RECTIFIER (Field)  
31. 7S-4346 [3] SCREW  
32. 1H-4336 [1] SCREW  
33. 7S-1201 [2] SCREW  
34. 7L-8032 [2] RECTIFIER (Build-Up)  
35. 6L-9660 [2] RECTIFIER (Controlled)  
  6L-3600 [2] RECTIFIER (Power)  
36. 2N-4691 [2] HEAT SINK (Controlled)  
  2N-4690 [2] HEAT SINK (Power)  
37. 3N-4470 [1] INSULATOR  
 

#UE0341790229
 

3N-4692: EXCITER AS-REGULATOR

3N4692 EXCITER AND REGULATOR ASSEMBLY--Part 2 of 2--Type 1
Part of 8L90 Generator shown on Page 60G
c142329 UE034179
3N4692 EXCITER AS-REGULATOR Parts scheme
  For full view, you need register

Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1N-5036 [1] GUARD ASSEM.  
  6L-6421 [1] LABEL (Warning)  
2. 7L-4062 [3] SUPPRESSOR ASSEM.  
3. 8L-4873 [1] VOLTAGE SUPPRESSOR  
4. 4B-1220 [18] SCREW  
5. 9B-7233 [24] LOCKWASHER  
6. 2N-8489 [1] BOLT  
7. 4L-1250 [2] NUT  
  4B-4274 [4] WASHER  
8. 8F-1434 [4] LOCKWASHER  
9. 8L-4863 [1] VOLTAGE SUPPRESSOR  
10. 2N-4695 [1] REACTOR ASSEM.  
  7S-4346 [4] SCREW  
11. 6L-6622 [1] REACTOR  
12. 7L-0331 [1] BRACKET  
13. 8L-5823 [1] RELAY  
14. 3L-8199 [1] SCREW  
15. 8L-5824 [1] BRACKET  
16. 7L-2770 [2] RECTIFIER  
17. 2N-4696 [3] REACTOR ASSEM.  
18. 3N-3466 [3] SPACER  
19. 3N-4303 [1] TRANSFORMER ASSEM.  
20. 6L-7003 [2] POTENTIOMETER  
21. 8L-4269 [1] TRANSFORMER  
22. 3H-4647 [1] TERMINAL STRIP  
23. 6L-8401 [1] POTENTIOMETER  
24. 7L-7812 [1] CHOKE  
25. 1N-5050 [1] STRIP (Marker)  
26. 7S-4338 [4] SCREW  
 

Information:

Engine News
New Regulator And Field Coil Assemblies Used
1981/11/25
FT1808 Cable Permits Easier Use Of 6V2100 Multitach To Check Engine Or Alternator RPM
1984/01/18
Identification Of External Terminals On Alternators
1987/04/01
Remanufactured Heavy-Duty Starters And High-Amp Alternators
1987/06/01
8T5314 Socket Adapter Available To Correctly Install Alternator Pulley Nut
1988/01/01
Repair Parts Available for Alternator R-Terminal {1405}
2000/12/01
Harness Repair of Alternator R-Terminal Connector {1405}
2000/12/01
Charging System Troubleshooting Guide Has Been Updated for All Engines {1406, 7569}
Charging System Troubleshooting Guide Has Been Updated for All Engines {1406, 7569}
Special Instruction
Upgrading Alternators To Include An Integrated Circuit Regulator{1405, 1410}
Upgrading Alternators To Include An Integrated Circuit Regulator{1405, 1410}
Charging System Troubleshooting {1406}
Charging System Troubleshooting {1406}
Procedure for Replacing Regulator Kit on All Engines {1405}
Procedure for Replacing Regulator Kit on All Engines {1405}
Procedure to Install Brush Holder Assembly to End Frame on All Engines {1405}
Procedure to Install Brush Holder Assembly to End Frame on All Engines {1405}
Specifications
Alternators And Regulators
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Alternator Regulators
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Generator Regulator
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Alternator
30SI Series and 34SI Series Alternator
Systems Operation
General Information
30SI Series and 34SI Series Alternator
Normal Operation
30SI Series and 34SI Series Alternator
Component Description
30SI Series and 34SI Series Alternator
Testing and Adjusting
T1 Alternator Output - Test
30SI Series and 34SI Series Alternator
T2 Electrical System Current - Test
30SI Series and 34SI Series Alternator
T3 Charging System - Test
30SI Series and 34SI Series Alternator
T4 Alternator Drive System - Check
30SI Series and 34SI Series Alternator
T5 Alternator Current - Test
30SI Series and 34SI Series Alternator
T6 Residual Magnetism Restoration
30SI Series and 34SI Series Alternator
T7 Identifying Source of Current Draw - Test
30SI Series and 34SI Series Alternator
T8 Alternator Overcharging - Test
30SI Series and 34SI Series Alternator
General Information
30SI Series and 34SI Series Alternator
Initial Troubleshooting Procedure
30SI Series and 34SI Series Alternator
Component - Test
30SI Series and 34SI Series Alternator
Disassembly and Assembly
Alternator - Disassemble
30SI Series and 34SI Series Alternator
Alternator - Assemble
30SI Series and 34SI Series Alternator
Service Magazine
New Regulator And Field Coil Assemblies Used{1410,1405}
1981/11/23
Voltage Regulator Cross Reference Chart{1410,1405}
1985/07/01
Identification Of External Terminals On Alternators{1405,1406,1400}
1987/03/23
Alternator "R" Terminal Wire Assembly Available For Wiring Harness Repair{1408}
1987/05/04
Alternator/Generator Output Test On The Engine{1401,1404,1405,1406}
1987/05/04
Check Alternator Output Connection Prior To Machine Delivery{1405}
1987/05/18
Remanufactured Heavy-Duty Starters And High-Amp Alternators{1405,1453}
1987/05/25
Correct Torque Value For Alternator Drive Pulley Retaining Nut Is Important{1405}
1987/11/23
8T5314 Socket Adapter Available To Correctly Install Alternator Pulley Nut {0601}
1988/01/25
New 35-Ampere Alternator Used On Some Engines In Caterpillar Equipment{1405,1406}
1979/08/13
Voltage Regulator Can Cause Variable Ammeter Indications{1410,1401,1405,1406,7467}
1979/10/22
Repair Parts Available for Alternator R-Terminal {1405}
2000/10/02
Harness Repair of Alternator R-Terminal Connector {1405, 1408, 7553}
2000/10/02
Charging System Troubleshooting Guide Has Been Updated for All Machines {1406, 7569}
Charging System Troubleshooting Guide Has Been Updated for All Machines {1406, 7569}

Caterpillar Parts SIS Catalog D398A :

MOTOR AS-ELECTRIC STARTING
8L-6205 MOTOR AS-ELECTRIC STARTING
MOTOR AS-ELECTRIC STARTING
8L-6205 MOTOR AS-ELECTRIC STARTING
STARTING MOTOR GP-ELECTRIC
6L-1550 STARTING MOTOR GP-ELECTRIC
MOTOR AS-ELECTRIC STARTING
8L-5939 MOTOR AS-ELECTRIC STARTING
MOTOR AS-ELECTRIC STARTING
8L-5939 MOTOR AS-ELECTRIC STARTING
MOTOR AS-ELECTRIC STARTING
8L-5939 MOTOR AS-ELECTRIC STARTING
MOTOR AS-ELECTRIC STARTING
8L-5939 MOTOR AS-ELECTRIC STARTING
STARTING MOTOR AS-ELECTRIC
8L-5937 STARTING MOTOR AS-ELECTRIC
ALTERNATOR GP
5L-1019 ALTERNATOR GP
ALTERNATOR GP
5L-1019 ALTERNATOR GP
ALTERNATOR AS
5L-1243 ALTERNATOR AS
ALTERNATOR AS
5L-1243 ALTERNATOR AS
REGULATOR AS
6L-5397 REGULATOR AS
GENERATOR GP
8L-0090 GENERATOR GP
GENERATOR GP
8L-0090 GENERATOR GP
EXCITER AS-REGULATOR
3N-4692 EXCITER AS-REGULATOR

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