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4L7805 ALTERNATOR ASSEMBLY--12 Volt, 60 Ampere Part of 6L2224 Alternator Group shown on Page 156B-1 D320A


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

INDUSTRIAL ENGINE D320A INDUSTRIAL ENGINE 63B
 D320 ENGINE 63B00001-01801 UE034019 D320A 63B   (1962)

ELECTRICAL AND STARTING SYSTEM

ALTERNATOR GP-CHARGING
ALTERNATOR GROUP
6L-2224 ALTERNATOR GROUP
ALTERNATOR ASSEMBLY
4L-7805 ALTERNATOR ASSEMBLY
ALTERNATOR GROUP
6L-2224 ALTERNATOR GROUP
ALTERNATOR GP
5L-6220 ALTERNATOR GP
ALTERNATOR GP
5L-6220 ALTERNATOR GP
 

#UE0340190440
 

4L-7805: ALTERNATOR ASSEMBLY

4L7805 ALTERNATOR ASSEMBLY--12 Volt, 60 Ampere
Part of 6L2224 Alternator Group shown on Page 156B-1
c99654 UE034019
4L7805 ALTERNATOR ASSEMBLY Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9B-8934 [2] STUD ASSEM.  
  4L-5694 [4] NUT  
  2H-9071 [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  
  5L-4280 [1] WASHER  
  6L-3661 [1] WIRE ASSEM.  
  6L-3661 [1] WIRE ASSEM.  
  6L-3661 [1] WIRE ASSEM.  
  5L-6488 [1] SLIP RING ASSEM.  
    (Part of Rotor Assem. 5L4281)
  2L-7414 [1] BEARING  
  5L-4285 [1] BRACKET  
  5L-6484 [3] KIT (Negative Rectifier)  
  5L-6483 [3] KIT (Positive Rectifier)  
  5L-8412 [1] FRAME ASSEM.  
  5L-4282 [4] BUSHING  
  5L-4507 [2] SCREW  
  7H-2079 [2] LOCKWASHER  
  3H-0240 [2] WASHER  
  6L-4468 [1] CONNECTOR  
  5L-4415 [1] KIT  
    (Brush Replacement)
  9B-9178 [1] SCREW  
  8H-3481 [1] LOCKWASHER  
  5L-4272 [1] SPRING  
  5L-4281 [1] ROTOR ASSEM.  
  5L-4286 [1] STATOR ASSEM.  
  5L-4274 [1] CONNECTOR  
  5L-4283 [4] BOLT  
  5L-4273 [1] FRAME  
  5L-4275 [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  
  7F-7611 [3] SCREW  
  9F-8125 [3] LOCKWASHER  
  5L-4203 [1] FAN AND BAFFLE ASSEM.  
 

#UE0340190441
 

6L-2224: ALTERNATOR GROUP

6L2224 ALTERNATOR GROUP--12 Volt, 60 Ampere--Type 2
Effective with Serial No. 63B282. For use with Marine Engine
4L7805 Alternator Assembly parts are shown on Page 156B-2
c90660 UE034019
6L2224 ALTERNATOR GROUP Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9M-2855 [1] SWITCH  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 [2] WASHER  
  0L-0639 [1] BOLT  
  1B-4203 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  6L-3483 [3] COVER  
  4L-7805 Y [1] ALTERNATOR ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  [1] WIRING DIAGRAM  
  0L-1351 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5M-0476 [1] COVER ASSEM.  
  5L-5845 [1] BRACKET  
  8M-7892 [1] AMMETER  
  5L-6214 [1] BRACKET ASSEM.  
  9F-2978 [4] NUT (WELD)  
    (PART OF BRACKET ASSEM. 5L6214)
  5L-6215 [1] BAR  
  0L-0478 [1] BOLT  
    (MOUNTED ON FRONT HANGER)
  1B-4203 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  0S-1588 [2] BOLT  
  3B-4506 [3] LOCKWASHER  
  1S-7448 [1] TRANSISTOR  
  6L-5665 [4] SCREW  
  6L-5663 [2] INSULATOR  
  6L-5695 [1] TRANSISTOR  
    (PARTS OF REGULATOR ASSEM. 6L3412)
  6L-3412 [1] REGULATOR ASSEM.  
  5L-3835 [1] PULLEY  
  5L-3826 [1] VEE BELT SET  
    (CONSISTS OF 2 BELTS)
  6L-3484 [1] WIRE ASSEM.  
  5L-3825 [1] PULLEY  
  0L-1352 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  0S-1591 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
  5L-6216 [1] BAR  
  5L-2320 [1] WIRING KIT GROUP  
  1L-9899 [1] MARKER (CARD OF:)  
  6B-2500 [27] FEET OF WIRE  
  6B-2501 [22] FEET OF WIRE  
  2L-1944 [1] TAPE (ELECTRIC 1/2" X 150")  
  2L-9724 [10] CLIP  
  2L-8067 [5] TERMINAL (1/4" SCREW)  
  2L-8066 [7] TERMINAL (NO. 10 SCREW)  
  2L-8069 [2] TERMINAL (3/8" SCREW)  
  2L-8071 [2] TERMINAL (1/2" SCREW)  
    (USED WITH NO. 10 WIRE)
  2L-8049 [10] TERMINAL (NO. 10 SCREW)  
  2L-8050 [2] TERMINAL (1/4" SCREW)  
  2L-8051 [2] TERMINAL (5/16" SCREW)  
  2L-8052 [1] TERMINAL (3/8" SCREW)  
  2L-8054 [2] TERMINAL (1/2" SCREW)  
    (USED WITH NO. 6 WIRE)
  2L-8077 [2] TERMINAL (1/4" SCREW)  
  2L-8076 [1] TERMINAL (NO. 10 SCREW)  
    (USED WITH REGULATOR WIRE)
  Y   SEPARATE ILLUSTRATION
 

#UE0340190442
 

5L-6831: GENERATOR GROUP

5L6831 GENERATOR GROUP--24 Volt, 18 Ampere
Serial No. 63B215 and 63B217-Up
4L2113 Generator and 3L4312 Regulator parts are shown on Pages 159 and 162
c92550 UE034019
5L6831 GENERATOR GROUP Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4L-2046 [1] STRAP  
  0S-1588 [1] BOLT  
  1D-4717 [1] NUT  
  3L-9689 [1] WASHER  
  5L-1762 [1] PULLEY  
  0S-0509 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
    (USED WITH EXPANSION TANK)
  0L-1143 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  8B-8563 [2] SPACER  
  4L-2069 [1] BAFFLE  
  2L-6846 [1] FAN  
  9F-2978 [1] NUT (WELD)  
    (PART OF PLATE ASSEM. 5L9637)
  4M-6291 [1] VEE BELT  
    (USED WITHOUT EXPANSION TANK)
  5B-7168 [1] VEE BELT  
    (USED WITH EXPANSION TANK)
  0S-0509 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 [2] WASHER  
  3B-1915 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  5L-6828 [1] BRACKET ASSEM.  
  9F-2978 [2] NUT (WELD)  
    (PART OF BRACKET ASSEM. 5L6828)
  7B-2742 [4] BOLT  
  3B-4504 [4] LOCKWASHER  
  4B-4276 [4] WASHER  
  3L-4312 Y [1] REGULATOR  
    (SEE SEPARATE ILLUSTRATION)
    - OR -
  6L-4677 [1] REGULATOR  
  5L-9637 [1] PLATE ASSEM.  
    (USED WITH EXPANSION TANK)
    (MOUNTED ON CYLINDER HEAD)
  4L-2113 Y [1] GENERATOR  
    (SEE SEPARATE ILLUSTRATION)
  1F-7307 [1] AMMETER  
  [1] WIRING DIAGRAM  
  0T-0320 [2] BOLT  
  1D-4718 [2] NUT  
  3B-4507 [2] LOCKWASHER  
  5L-6829 [1] BAR  
  0L-1351 [1] BOLT  
  8F-3590 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-9165 [1] BRACKET  
  2L-9810 [1] WIRING KIT GROUP  
  6B-2500 WIRE 23 FEET  
  1L-9899 [1] MARKER (CARD OF)  
  2L-1944 [1] TAPE (ROLL)  
  2L-9724 [11] CLIP  
  2L-8067 [9] TERMINAL (1/4" SCREW)  
  2L-8068 [3] TERMINAL (5/16" SCREW)  
  2L-8069 [3] TERMINAL (3/8 SCREW)  
  2L-8066 [10] TERMINAL (NO. 10 SCREW)  
    (USED WITH NO. 10 WIRE)
  2L-8049 [3] TERMINAL (NO. 10 SCREW)  
  2L-8050 [1] TERMINAL (1/4" SCREW)  
    (USED WITH NO. 6 WIRE)
  Y   SEPARATE ILLUSTRATION
 

#UE0340190443
 

5L-6220: ALTERNATOR GP

5L6220 GENERATOR GROUP--32 Volt, 60 Ampere--Type 1
Effective with Serial No. 63B282
5L1243 Alternator Assembly parts are shown on Page 160B
c87589 UE034019
5L6220 ALTERNATOR GP Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2L-3402 [1] SWITCH  
  5L-6215 [1] BAR ASSEM.  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 [2] WASHER  
  0L-0639 [1] BOLT  
  1B-4203 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  5L-1243 Y [1] ALTERNATOR ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  5L-1244 [1] REGULATOR  
  5M-0476 [1] COVER ASSEM.  
  5L-5845 [1] BRACKET  
  8M-7892 [1] AMMETER  
  5L-6214 [1] BRACKET  
  0L-0478 [1] BOLT  
    (MOUNTED ON FRONT HANGER)
  1B-4203 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  0S-1588 [2] BOLT  
  3B-4506 [3] LOCKWASHER  
  [1] WIRING DIAGRAM  
  5L-3826 [1] VEE BELT SET  
    (CONSISTS OF 2 BELTS)
  5L-3835 [1] PULLEY  
  5L-3825 [1] PULLEY  
  0L-1351 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  0L-1352 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  0S-1591 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
  5L-6216 [1] BAR  
  5L-2320 [1] WIRING KIT GROUP  
  1L-9899 [1] MARKER (CARD OF:)  
  6B-2500 27 FEET WIRE (NO. 10)  
  6B-2501 22 FEET WIRE (NO. 6)  
  2L-1944 [1] TAPE (ELECTRIC 1/2" X 150")  
  2L-9724 [10] CLIP  
  2L-8067 [5] TERMINAL (1/4" SCREW)  
  2L-8066 [7] TERMINAL (NO. 10 SCREW)  
  2L-8069 [2] TERMINAL (3/8" SCREW)  
  2L-8071 [2] TERMINAL (1/2" SCREW)  
    (USED WITH NO. 10 WIRE)
  2L-8049 [10] TERMINAL (NO. 10 SCREW)  
  2L-8050 [2] TERMINAL (1/4" SCREW)  
  2L-8051 [2] TERMINAL (5/16" SCREW)  
  2L-8052 [1] TERMINAL (3/8" SCREW)  
  2L-8054 [2] TERMINAL (1/2" SCREW)  
    (USED WITH NO. 6 WIRE)
  Y   SEPARATE ILLUSTRATION
 

#UE0340190444
 

5L-6220: ALTERNATOR GP

5L6220 ALTERNATOR GROUP--32 Volt, 60 Ampere--Type 2
Effective with Serial No. 63B282
5L1243 Alternator Assembly and 6L5397 Regulator Assembly parts are shown on Pages 160B, 160C and 160D
For 30 volt application substitute 6L5658 for 6L5397 Regulator Assembly
c93777 UE034019
5L6220 ALTERNATOR GP Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2L-3402 [1] SWITCH  
  5L-6215 [1] BAR ASSEM.  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 [2] WASHER  
  0L-0639 [1] BOLT  
  1B-4203 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  6L-3483 [3] COVER  
  5L-1243 Y [1] ALTERNATOR ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  [1] WIRING DIAGRAM  
  9L-1739 [1] VEE BELT SET  
    (CONSISTS OF 2 BELTS)
  5M-0476 [1] COVER ASSEM.  
  5L-5845 [1] BRACKET  
  8M-7892 [1] AMMETER  
  5L-6214 [1] BRACKET  
  0L-0478 [1] BOLT  
    (MOUNTED ON FRONT HANGER)
  1B-4203 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  0S-1588 [2] BOLT  
  3B-4506 [3] LOCKWASHER  
  6L-5397 [1] REGULATOR ASSEM.  
    (32 VOLT)
    -OR-
  6L-5658 YH REGULATOR ASSEM. (30 VOLT)  
    (SEE SEPARATE ILLUSTRATION)
  6L-3484 [1] WIRE ASSEM.  
  5L-3835 [1] PULLEY  
  5L-3825 [1] PULLEY  
  0L-1351 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  0L-1352 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  0S-1591 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
  5L-6216 [1] BAR  
  5L-2320 [1] WIRING KIT GROUP  
  1L-9899 [1] MARKER (CARD OF:)  
  6B-2500 27 FEET WIRE (NO. 10)  
  6B-2501 22 FEET WIRE (NO. 6)  
  2L-9724 [10] CLIP  
  2L-8067 [5] TERMINAL (1/4" SCREW)  
  2L-8066 [7] TERMINAL (NO. 10 SCREW)  
  2L-8069 [2] TERMINAL (3/8" SCREW)  
  2L-8071 [2] TERMINAL (1/2" SCREW)  
    (USED WITH NO. 10 WIRE)
  2L-8049 [10] TERMINAL (NO. 10 SCREW)  
  2L-8050 [2] TERMINAL (1/4" SCREW)  
  2L-8051 [2] TERMINAL (5/16" SCREW)  
  2L-8052 [1] TERMINAL (3/8" SCREW)  
  2L-8054 [2] TERMINAL (1/2" SCREW)  
    (USED WITH NO. 6 WIRE)
  2L-8077 [2] TERMINAL (1/4" SCREW)  
  2L-8076 [1] TERMINAL (NO. 10 SCREW)  
    (USED WITH REGULATOR WIRE)
  H   NOT PART OF ALTERNATOR 5L6220
  Y   SEPARATE ILLUSTRATION
 

#UE0340190445
 

6L-2225: ALTERNATOR GROUP

6L2225 ALTERNATOR GROUP--24 Volt, 60 Ampere--Type 1
Effective with Serial No. 63B282. For use with Marine Engine
5L6468 Alternator Assembly parts are shown on Page 156M
c85886 UE034019
6L2225 ALTERNATOR GROUP Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2L-3402 [1] SWITCH  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 [2] WASHER  
  0L-0639 [1] BOLT  
  1B-4203 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  0S-1588 [2] BOLT  
  3B-4506 [3] LOCKWASHER  
  5L-6468 Y [1] ALTERNATOR ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  5L-6467 [1] REGULATOR ASSEM.  
  5M-0476 [1] COVER ASSEM.  
  5L-5845 [1] BRACKET  
  8M-7892 [1] AMMETER  
  5L-6214 [1] BRACKET ASSEM.  
  9F-2978 [4] NUT (WELD)  
    (PART OF BRACKET ASSEM. 5L6214)
  5L-6215 [1] BAR  
  0L-0478 [1] BOLT  
    (MOUNTED ON FRONT HANGER)
  1B-4203 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  [1] WIRING DIAGRAM  
  5L-3826 [1] VEE BELT SET  
    (CONSISTS OF 2 BELTS)
  5L-3835 [1] PULLEY  
  5L-3825 [1] PULLEY  
  0L-1351 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  0L-1352 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  0S-1591 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
  5L-6216 [1] BAR  
  5L-2320 [1] WIRING KIT GROUP  
  1L-9899 [1] MARKER (CARD OF:)  
  6B-2500 27 FEET OF WIRE  
  6B-2501 22 FEET OF WIRE  
  2L-1944 [1] TAPE (ELECTRIC 1/2" X 150")  
  2L-9724 [10] CLIP  
  2L-8067 [5] TERMINAL (1/4" SCREW)  
  2L-8066 [7] TERMINAL (NO. 10 SCREW)  
  2L-8069 [2] TERMINAL (3/8" SCREW)  
  2L-8071 [2] TERMINAL (1/2" SCREW)  
    (USED WITH NO. 10 WIRE)
  2L-8049 [10] TERMINAL (NO. 10 SCREW)  
  2L-8050 [2] TERMINAL (1/4" SCREW)  
  2L-8051 [2] TERMINAL (5/16" SCREW)  
  2L-8052 [1] TERMINAL (3/8" SCREW)  
  2L-8054 [2] TERMINAL (1/2" SCREW)  
    (USED WITH NO. 6 WIRE)
  Y   SEPARATE ILLUSTRATION
 

#UE0340190446
 

6L-2225: ALTERNATOR GROUP

6L2225 ALTERNATOR GROUP--24 Volt, 60 Ampere--Type 2
Effective with Serial No. 63B282. For use with Marine Engine
5L6468 Alternator Assembly and 6L5657 Regulator Assembly parts are shown on Pages 156M and 156P
c76132 UE034019
6L2225 ALTERNATOR GROUP Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2L-3402 [1] SWITCH  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 [2] WASHER  
  0L-0639 [1] BOLT  
  1B-4203 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  6L-3483 [3] COVER  
  5L-6468 Y [1] ALTERNATER ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  6L-5657 Y [1] REGULATOR ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  6L-3484 [1] WIRE ASSEM.  
  5M-0476 [1] COVER ASSEM.  
  5L-5845 [1] BRACKET  
  8M-7892 [1] AMMETER  
  5L-6214 [1] BRACKET  
  5L-6215 [1] BAR  
  0L-0478 [1] BOLT  
    (MOUNTED ON FRONT HANGER)
  1B-4203 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  [1] WIRING DIAGRAM  
  5L-3826 [1] VEE BELT SET  
    (CONSISTS OF 2 BELTS)
  0S-1588 [2] BOLT  
  3B-4506 [3] LOCKWASHER  
  5L-3835 [1] PULLEY  
  5L-3825 [1] PULLEY  
  0L-1351 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  0L-1352 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  0S-1591 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
  5L-6216 [1] BAR  
  5L-2320 [1] WIRING KIT GROUP  
  1L-9899 [1] MARKER (CARD OF:)  
  6B-2500 [27] FEET OF WIRE  
  6B-2501 [22] FEET OF WIRE  
  2L-1944 [1] TAPE (ELECTRIC 1/2" X 150")  
  2L-9724 [10] CLIP  
  2L-8067 [5] TERMINAL (1/4" SCREW)  
  2L-8066 [7] TERMINAL (NO. 10 SCREW)  
  2L-8069 [2] TERMINAL (3/8" SCREW)  
  2L-8071 [2] TERMINAL (1/2" SCREW)  
    (USED WITH NO. 10 WIRE)
  2L-8049 [10] TERMINAL (NO. 10 SCREW)  
  2L-8050 [2] TERMINAL (1/4" SCREW)  
  2L-8051 [2] TERMINAL (5/16" SCREW)  
  2L-8052 [1] TERMINAL (3/8" SCREW)  
  2L-8054 [2] TERMINAL (1/2" SCREW)  
    (USED WITH NO. 6 WIRE)
  2L-8076 [1] TERMINAL (NO. 10 SCREW)  
  2L-8077 [2] TERMINAL (1/4" SCREW)  
    (USED WITH REGULATOR WIRE)
  Y   SEPARATE ILLUSTRATION
 

#UE0340190447
 

5L-3926: GENERATOR GROUP

5L3926 GENERATOR GROUP--12 Volt, 35 Ampere
For use with Marine Engine
c82288 UE034019
5L3926 GENERATOR GROUP Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7F-6429 [1] AMMETER  
  [1] WIRING DIAGRAM  
  3L-4326 Y [1] GENERATOR  
    (SEE SEPARATE ILLUSTRATION)
  5L-1647 [4] INSULATOR  
  4B-5271 [1] WASHER  
  0S-1571 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 [2] WASHER  
  [1] BRACKET ASSEM.  
  5L-4599 [1] REGULATOR  
  [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  6H-1717 [2] BOLT  
  1D-4719 [2] NUT  
  3B-4508 [2] LOCKWASHER  
  [1] BAR  
  0S-1591 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  [1] STRAP  
  0S-1594 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  7F-9813 [1] BAFFLE  
  3L-6007 [1] FAN  
  5L-3193 [1] PULLEY  
  5L-3337 [1] BELT  
  0S-1619 [2] BOLT  
  6F-5884 [1] SHOCK MOUNT KIT  
  8F-0383 [1] BRACKET ASSEM.  
    (1 HOLE)
  7H-1246 [3] SCREW  
  1B-4427 [3] NUT  
  3B-4504 [3] LOCKWASHER  
  1F-0082 [3] GROMMET ASSEM.  
  8F-0382 [1] BRACKET ASSEM.  
    (2 HOLE)
  3F-0385 [1] LEAD ASSEM.  
  2L-9808 [1] WIRING KIT GROUP  
  1H-2570 [22 FEET] WIRE  
  1L-9899 [1] MARKERS (CARD OF:)  
  2L-9724 [10] CLIP  
  2L-8057 [7] TERMINAL (NO. 10 SCREW)  
  2L-8058 [9] TERMINAL (1/4" SCREW)  
  2L-8060 [1] TERMINAL (3/8" SCREW)  
  2L-8061 [2] TERMINAL (1/2" SCREW)  
    (USED WITH NO. 8 WIRE)
  2L-8049 [1] TERMINAL (NO. 10 SCREW)  
    (USED WITH NO. 6 WIRE)
  Y   SEPARATE ILLUSTRATION
 

#UE0340190448
 

3L-4326: GENERATOR

3L4326 GENERATOR--12 Volt, 35 Ampere
Part of 5L3926 Generator Group
c57142 UE034019
3L4326 GENERATOR Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2L-6839 [2] BRUSH  
  9B-8874 [2] SPRING  
  9B-8875 [2] ARM  
  9B-8938 [2] WASHER  
  9B-9172 [2] SCREW  
  9B-1117 [2] LOCKWASHER  
  4F-1451 [1] CLIP  
    (PART OF ASSEM. 4L1945)
  2L-6836 [1] FRAME ASSEM.  
  2L-6841 [1] BAND  
  2L-7414 [1] BEARING  
  2L-6840 [1] RING  
  4B-1318 [1] MACH. SCREW  
  3B-4504 [1] LOCKWASHER  
  9B-8989 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
  4B-2051 [4] NUT  
  3B-4503 [4] LOCKWASHER  
  3F-3711 [2] WASHER (PLAIN)  
  7F-7600 [2] WASHER (INSUL.)  
  7F-9809 [2] BUSHING  
  8F-4904 [2] STUD  
    (1 IN EACH ASSEM. 4L1945 & 4L1946)
  4L-1947 [2] SHOE  
  4L-1945 [1] COIL ASSEM. (R.H.)  
  4L-1946 [1] COIL ASSEM. (L.H.)  
  4L-1948 [1] ARMATURE ASSEM.  
  9B-9134 [2] PIN  
  2L-7413 [1] BEARING  
  2L-6843 [1] RETAINER  
  9B-8935 [1] COLLAR  
  1B-8704 [1] KEY  
  9B-9142 [1] NUT  
  3B-4511 [1] LOCKWASHER  
  9B-9115 [1] WASHER  
  7F-7611 [3] SCREW  
  3B-4502 [3] LOCKWASHER  
  2L-6844 [1] PLATE  
  3F-3463 [2] SCREW  
  2L-6842 [1] FRAME  
 

#UE0340190449
 

5L-6219: GENERATOR GROUP

5L6219 GENERATOR GROUP--32 Volt, 18 Ampere--Type 1
Effective with Serial No. 63B282. For use with Marine Engine
5L5751 Generator Assembly parts are shown on Page 156N
c81462 UE034019
5L6219 GENERATOR GROUP Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5L-6215 [1] BAR  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 [2] WASHER  
  0L-0478 [1] BOLT  
  1B-4203 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [3] WASHER  
  5L-1647 [2] INSULATOR  
  5L-5751 Y [1] GENERATOR ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  [1] WIRING DIAGRAM  
  4L-3265 [1] REGULATOR  
  5L-3700 [1] LABEL (REGULATOR)  
  7H-1244 [1] GASKET  
    (PART OF REGULATOR 4L3265)
  5L-6214 [1] BRACKET ASSEM.  
  9F-2978 [4] NUT (WELD)  
    (PART OF BRACKET ASSEM. 5L6214)
  0L-0478 [1] BOLT  
  1B-4203 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  0S-1588 [2] BOLT  
  3B-4506 [3] LOCKWASHER  
  5L-3193 [1] PULLEY  
  0L-1352 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-1647 [2] INSULATOR  
  3L-6007 [1] FAN  
  7F-9813 [1] BAFFLE  
  0L-1351 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  5L-6216 [1] BAR  
  5L-3337 [1] VEE BELT  
  2L-9810 [1] WIRING KIT GROUP  
  6B-2500 [23] FEET WIRE  
  1L-9899 [1] MARKER (CARD OF)  
  2L-9724 [11] CLIP  
  2L-8067 [9] TERMINAL (1/4" SCREW)  
  2L-8068 [3] TERMINAL (5/16" SCREW)  
  2L-8069 [3] TERMINAL (3/8" SCREW)  
  2L-8066 [10] TERMINAL  
    (NUMBER 10 SCREW)
    (USED WITH NUMBER 10 WIRE)
  2L-8049 [3] TERMINAL  
    (NUMBER 10 SCREW)
  2L-8050 [1] TERMINAL (1/4" SCREW)  
    (USED WITH NUMBER 6 WIRE)
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  5L-8700 [1] KIT (OVERHAUL)  
  8M-3146 [1] KIT (SHOCKMOUNT)  
    (NOT SHOWN - NOT PART OF REGULATOR 4L3265)
  5L-5845 [1] BRACKET  
    (USED WITHOUT REMOTE OR ENGINE MOUNTED GAUGE PANEL)
  1F-7307 [1] AMMETER  
    (USED WITHOUT REMOTE MOUNTED GAUGE PANEL)
  Y   SEPARATE ILLUSTRATION
 

Information:

Engine News
FT1808 Cable Permits Easier Use Of 6V2100 Multitach To Check Engine Or Alternator RPM
1984/01/18
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
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
Alternator
26SI Series Alternator
Alternator
30SI Series and 34SI Series Alternator
Systems Operation
General Information
26SI Series Alternator
Component Description
26SI Series Alternator
Normal Operation
26SI Series Alternator
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
26SI Series Alternator
T2 Electrical System Current - Test
26SI Series Alternator
T3 Charging System - Test
26SI Series Alternator
T4 Alternator Drive System - Check
26SI Series Alternator
T5 Alternator Current - Test
26SI Series Alternator
T6 Residual Magnetism Restoration
26SI Series Alternator
T7 Identifying Source of Current Draw - Test
26SI Series Alternator
T8 Alternator Overcharging - Test
26SI Series Alternator
Initial Troubleshooting Procedure
26SI Series Alternator
General Information
26SI Series Alternator
Component - Test
26SI Series Alternator
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 - Assemble
26SI Series Alternator
Alternator - Disassemble
26SI Series Alternator
Alternator - Disassemble
30SI Series and 34SI Series Alternator
Alternator - Assemble
30SI Series and 34SI Series Alternator
Service Magazine
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 D320A :

ALTERNATOR GROUP
6L-2224 ALTERNATOR GROUP
GENERATOR GROUP
5L-6218 GENERATOR GROUP
GENERATOR GROUP
5L-6830 GENERATOR GROUP
TORQUE CONVERTER OIL COOLER GROUP
5L-2316 TORQUE CONVERTER OIL COOLER GROUP
TORQUE CONVERTER OIL COOLER GROUP
5L-2316 TORQUE CONVERTER OIL COOLER GROUP
FILTER GP-PRIMARY FUEL
8H-4681 FILTER GP-PRIMARY FUEL
PRIMARY FUEL FILTER GROUP
3L-9705 PRIMARY FUEL FILTER GROUP
PRIMARY FUEL FILTER GROUP
3L-9705 PRIMARY FUEL FILTER GROUP
ALTERNATOR GROUP
6L-2224 ALTERNATOR GROUP
GENERATOR GROUP
5L-6831 GENERATOR GROUP
ALTERNATOR GP
5L-6220 ALTERNATOR GP
ALTERNATOR GP
5L-6220 ALTERNATOR GP
ALTERNATOR GROUP
6L-2225 ALTERNATOR GROUP
ALTERNATOR GROUP
6L-2225 ALTERNATOR GROUP
GENERATOR GROUP
5L-3926 GENERATOR GROUP
GENERATOR
3L-4326 GENERATOR

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