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5A6522 MOTOR ASSEMBLY--Part 1 of 2 Effective with Serial No. 73J4828~73J6605, 73J6607~73J6620 Part of Electric Starting Motor shown on Page 129 950


ELECTRICAL AND STARTING SYSTEM
STARTING MOTOR GP
ALTERNATOR GP-CHARGING

WHEEL LOADER 950 WHEEL LOADER 73J
 950 WHEEL LOADER 73J03957-07257 (MACHINE) XMBP9563 950 73J   (1968)

ELECTRICAL AND STARTING SYSTEM

STARTING MOTOR GP
ELECTRIC STARTING MOTOR
4N-7765 ELECTRIC STARTING MOTOR
STARTING MOTOR GP-ELECTRIC
7S-3622 STARTING MOTOR GP-ELECTRIC
MOTOR ASSEMBLY
3Y-2007 MOTOR ASSEMBLY
3Y-2007 MOTOR ASSEMBLY
MOTOR ASSEMBLY
5A-6522 MOTOR ASSEMBLY
5A-6522 MOTOR ASSEMBLY
MOTOR ASSEMBLY
5A-6522 MOTOR ASSEMBLY
5A-6522 MOTOR ASSEMBLY
 

#XMBP95630170
 

5A-6522: MOTOR ASSEMBLY

5A6522 MOTOR ASSEMBLY--Part 1 of 2
Effective with Serial No. 73J4828~73J6605, 73J6607~73J6620
Part of Electric Starting Motor shown on Page 129
j7529e XMBP9563
5A6522 MOTOR ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5A-6515 [4] MACHINE SCREW (HEX HEAD)  
2. 5A-4630 [10] LOCKWASHER  
3. 5A-6516 [6] MACHINE SCREW (HEX HEAD)  
4. 5A-7171 [2] MACHINE SCREW (HEX HEAD)  
5. 5A-4629 [7] LOCKWASHER  
6. 5A-7170 [1] SWITCH ASSEM.  
7. 5A-3475 [1] KEY (WOODRUFF)  
8. 5A-7760 [1] FRONT BRACKET ASSEM.  
9. 5A-3565 [1] BUSHING  
    (Ream the Bore After Pressed in)
10. 5A-7162 [1] SET SCREW  
11. 5A-6498 [1] SET SCREW  
    (Part of 5A7760 Assem.)
12. 5A-3606 [1] RING  
13. [1] PINION STOPPER  
14. 5A-3604 [6] BOLT (HEX. SOCKET HEAD)  
15. 5A-3600 [5] MACHINE SCREW (HEX. HEAD)  
16. 5A-7169 [8] MACHINE SCREW  
17. 5A-6517 [2] MACHINE SCREW  
18. 5A-5788 [10] LOCKWASHER  
19. 5A-4691 [2] WASHER  
20. 5A-5820 [8] BRUSH ASSEM.  
21. 5A-6517 [8] SCREW  
  5A-7160 [1] REAR BRACKET BRUSH HOLDER ASSEM.  
    Consisting of: (REF. NO. 22 to 37 inclusive)
22. 5A-3545 [1] INSULATOR  
23. 5A-3547 [2] SEAL  
24. 5A-3544 [2] INSULATOR  
25. 5A-6501 [1] BOLT (TERMINAL)  
26. 5A-7161 [1] REAR BRACKET ASSEM.  
  5A-7162 [1] SET SCREW (8mm Dia)  
27. 5A-9291 [1] BUSHING  
    (Ream the Bore After Pressed in)
28. 5A-6498 [1] SET SCREW  
    (Part of 5A7161 Assem.)
29. [4] NUT  
30. [4] LOCKWASHER  
  5A-7164 [4] WASHER  
31. 5A-3546 [1] INSULATOR  
32. 5A-7163 [1] BRUSH HOLDER ASSEM.  
33. 5A-3769 [4] SPRING  
    (Part of 5A7163 Assem.)
34. 5A-6500 [2] MACHINE SCREW  
35. 5A-4630 [3] LOCKWASHER  
36. 5A-4632 [3] WASHER  
37. 5A-6503 [1] MACHINE SCREW  
 

#XMBP95630171
 

5A-6522: MOTOR ASSEMBLY

5A6522 MOTOR ASSEMBLY--Part 2 of 2
Effective with Serial No. 73J4828~73J6605, 73J6607~73J6620
Part of Electric Starting Motor shown on Page 129
j12951e XMBP9563
5A6522 MOTOR ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5A-7179 [1] LEAD ASSEM.  
2. 5A-6511 [1] CONNECTOR  
3. 5A-7166 [1] SWITCH ASSEM.  
4. 5A-7168 [1] TERMINAL ASSEM.  
5. 5A-7167 [1] CONNECTOR ASSEM.  
    (Part of 5a7166 Switch Assem.)
6. 5A-3621 [1] PLUNGER  
7. 5A-3619 [1] BOOT ASSEM.  
8. 5A-3618 [1] SPRING  
9. 5A-3617 [1] RETAINER  
10. 5A-3616 [1] SCREW  
11. 5A-3608 [2] CONNECTOR PLATE  
12. 5A-3589 [1] LEVER ASSEM.  
13. 5A-7172 [2] PIN  
14. 5A-7173 [2] COTTER PIN  
15. 5A-7176 [1] SCREW  
16. 5A-7175 [1] GASKET  
17. 5A-7174 [1] PIN  
18. 5A-5713 [1] CLUTCH ASSEM. (12 Teeth)  
19. 5A-3603 [1] SEAL  
20. 5A-7759 [1] BRACKET ASSEM.  
  5A-7162 [1] SCREW (8mm Dia)  
21. 5A-9290 [1] BUSHING  
  5A-6498 [1] SCREW (3mm Dia)  
    (Part of 5A7759 Bracket Assem)
22. 5A-3599 [1] SEAL  
23. 5A-3598 [1] SEAL  
24. 5A-3602 [2] WASHER (0.25 mm Thick)  
25. 5A-3601 [1] WASHER (3.0 mm Thick)  
26. 5A-5791 [1] AMATURE ASSEM.  
27. 5A-3591 [4] POLE  
28. 5A-3593 [1] FIELD COIL ASSEM.  
29. 5A-6124 [1] BAND ASSEM.  
30. 5A-6125 [1] PIN (With Hole)  
31. 5A-6126 [1] PIN (With Thread)  
32. 5A-3624 [1] MACHINE SCREW  
33. 5A-4629 [1] LOCKWASHER  
34. 5A-3599 [1] SEAL  
35. 5A-3595 [1] WASHER  
36. 5A-3594 [1] WASHER (Insulator)  
 

#XMBP95630172
 

5A-6522: MOTOR ASSEMBLY

5A6522 MOTOR ASSEMBLY--Part 1 of 2
Effective with Serial No. 73J6606, 73J6621~73J7257
Part of Electric Starting Motor shown on Page 129
j13100e XMBP9563
5A6522 MOTOR ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5A-6515 [4] MACHINE SCREW (Hex. Head)  
2. 5A-4630 [10] LOCKWASHER  
3. 3Y-3067 C [8] SCREW ASSEM.  
4. 3Y-4431 C [1] SCREW ASSEM.  
5. 5A-6516 [6] MACHINE SCREW (Hex. Head)  
6. 5A-7171 [2] MACHINE SCREW (Hex. Head)  
7. 5A-4629 [7] LOCKWASHER  
8. 3Y-4423 C [1] SWITCH ASSEM.  
9. 5A-7760 [1] FRONT BRACKET ASSEM.  
10. 5A-3565 [1] BUSHING  
11. 5A-7162 [1] SET SCREW  
12. 5A-6498 [1] SET SCREW  
13. 5A-3475 [1] KEY (Woodruff)  
14. 5A-3606 [1] RING  
15. [1] PINION STOPPER  
16. 5A-3604 [6] BOLT (Hex. Socket Head)  
17. 5A-3600 [5] MACHINE SCREW (Hex. Head)  
18. 3Y-3070 C [8] MACHINE SCREW  
19. 3Y-3068 C [2] SCREW ASSEM.  
20. 5A-5820 [8] BRUSH ASSEM.  
21. 5A-7160 [1] REAR BRACKET BRUSH HOLDER ASSEM.  
  5A-7161 [1] REAR BRACKET ASSEM.  
  5A-7162 [1] SET SCREW (8mm Dia)  
22. 5A-9291 [1] BUSHING  
23. 5A-6498 [1] SET SCREW  
24. 3Y-2881 C [4] NUT  
25. [4] LOCKWASHER  
  5A-7164 [4] WASHER  
26. 3Y-1022 C [1] INSULATOR  
27. 3Y-2879 C [1] BRUSH HOLDER ASSEM.  
28. 5A-3769 [4] SPRING  
29. 5A-3545 [1] INSULATOR  
30. 5A-3547 [2] SEAL  
31. 5A-3544 [2] INSULATOR  
32. 3Y-2880 C [1] BOLT (Terminal)  
33. 3Y-3904 C [2] SCREW ASSEM.  
34. 5A-4632 [3] WASHER  
35. 3Y-3903 C [1] SCREW ASSEM.  
  C   INDICATES CHANGE
 

#XMBP95630173
 

5A-6522: MOTOR ASSEMBLY

5A6522 MOTOR ASSEMBLY--Part 2 of 2
Effective with Serial No. 73J6606, 73J6621~73J7257
Part of Electric Starting Motor shown on Page 129
j13101e XMBP9563
5A6522 MOTOR ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5A-7179 [1] LEAD ASSEM.  
2. 3Y-4168 C [1] CONNECTOR  
3. 3Y-4424 C [1] SWITCH ASSEM.  
4. 3Y-4426 C [1] TERMINAL ASSEM.  
5. 3Y-4425 C [1] CONTACT ASSEM.  
6. 5A-3621 [1] PLUNGER  
7. 5A-3619 [1] BOOT ASSEM.  
8. 5A-3618 [1] SPRING  
9. 5A-3617 [1] RETAINER  
10. 5A-3616 [1] SCREW  
11. 5A-3608 [2] CONNECTOR PLATE  
12. 5A-3589 [1] LEVER ASSEM.  
13. 5A-7172 [2] PIN  
14. 5A-7173 [2] COTTER PIN  
15. 5A-7176 [1] SCREW  
16. 5A-7175 [1] GASKET  
17. 5A-7174 [1] PIN  
18. 5A-5713 [1] CLUTCH ASSEM. (12 Teeth)  
19. 5A-3603 [1] SEAL  
20. 5A-7759 [1] BRACKET ASSEM.  
  5A-7162 [1] SCREW (8mm Dia)  
21. 5A-9290 [1] BUSHING  
  5A-6498 [1] SCREW (3mm Dia)  
22. 5A-3599 [2] SEAL  
23. 5A-3598 [1] SEAL  
24. 5A-3602 [2] WASHER (0.25mm Thick)  
25. 5A-3601 [1] WASHER (3.0mm Thick)  
26. 5A-5791 [1] ARMATURE ASSEM.  
27. 5A-3591 [4] POLE  
28. 5A-3593 [1] FIELD COIL ASSEM.  
29. 5A-6124 [1] BAND ASSEM.  
30. 5A-6125 [1] PIN (With Hole)  
31. 5A-6126 [1] PIN (With Thread)  
32. 3Y-3069 [1] MACHINE SCREW  
33. 5A-3595 [1] WASHER  
34. 5A-3594 [1] WASHER (Insulator)  
  C   INDICATES CHANGE
 

#XMBP95630174
 

3Y-1325: CHARGING ALTERNATOR

CHARGING ALTERNATOR (3Y1325 N/S)
Effective with Serial No. 73J3957~73J5569, 73J5571, 73J5575~73J5577, 73J5581, 73J5582, 73J5587,
73J5591~73J5593, 73J5600~73J5601, 73J5605, 73J5619
5A8908 Alternator Assembly parts are shown on Page
140
j9172e XMBP9563
3Y1325 CHARGING ALTERNATOR Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5A-8909 [1] WIRE ASSEM.  
2. 5A-3646 [1] TERMINAL  
3. 2L-8076 [1] TERMINAL  
4. 9S-4029 [1] WIRE ASSEM.  
5. 2L-8076 [2] TERMINAL  
6. 4D-4785 [1] SWITCH ASSEM.  
7. 3B-8822 [1] ELBOW  
8. 9S-4146 [1] WIRE ASSEM.  
  6B-2759 [1] TERMINAL  
  1F-7240 [1] TERMINAL  
9. 5A-8908 Y [1] ALTERNATOR ASSEM.  
    (See Separate Illustration)
10. 9S-1240 [1] NUT ASSEM.  
11. 7S-6723 [1] BRACKET  
12. 2P-3205 [1] BOLT (44.5mm Long)  
13. 2P-3210 [1] BOLT (76.2mm Long)  
14. 1D-4574 [1] BOLT (152.0mm Long)  
  8M-4791 [1] WASHER  
  Y   SEPARATE ILLUSTRATION
 

#XMBP95630175
 

3Y-1325: CHARGING ALTERNATOR

CHARGING ALTERNATOR (3Y1325 N/S)
Effective with Serial No. 73J5570, 73J5572~73J5574, 73J5578~73J5580, 73J5583~73J5586, 73J5588~73J5590,
73J5594~73J5599, 73J5602~73J5604, 73J5606~73J5618, 73J5620~73J5917
5A8908 Alternator Assembly parts are shown on Page
140
j11972e XMBP9563
3Y1325 CHARGING ALTERNATOR Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5A-8909 [1] WIRE ASSEM.  
2. 5A-3646 [1] TERMINAL  
3. 2L-8076 [1] TERMINAL  
4. 9S-4029 [1] WIRE ASSEM.  
5. 2L-8076 [2] TERMINAL  
6. 2N-7744 C [1] SWITCH  
7. 3B-8822 [1] ELBOW  
8. 9S-4146 [1] WIRE ASSEM.  
  2L-8069 C [1] TERMINAL  
  2L-8066 C [1] TERMINAL  
9. 5A-8908 Y [1] ALTERNATOR ASSEM.  
    (See Separate Illustration)
10. 9S-1240 [1] NUT ASSEM.  
11. 7S-6723 [1] BRACKET  
12. 0S-1571 C [1] BOLT (44.5mm Long)  
13. 0S-1619 C [1] BOLT (76mm Long)  
14. 1D-4574 [1] BOLT (152mm Long)  
  8M-4791 [1] WASHER  
  Y   SEPARATE ILLUSTRATION
 

#XMBP95630176
 

2P-7836: ALTERNATOR GP-CHARGING

CHARGING ALTERNATOR (2P7836 N/S)
Effective with Serial No. 73J5918~73J6404
3Y3704 Alternator Assembly parts are shown on Page 142
j12490e XMBP9563
2P7836 ALTERNATOR GP-CHARGING Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-4146 [1] WIRE ASSEM.  
  2L-8069 [1] TERMINAL (To Earth)  
  2L-8066 [1] TERMINAL (To grand)  
2. 3Y-3704 Y [1] ALTERNATOR GROUP  
    (See Separate Illustration)
3. 9S-1240 [1] NUT ASSEM.  
4. 1F-0748 [1] NUT (Weld)  
5. 0S-1571 [1] BOLT  
6. 7S-6723 [1] BRACKET  
7. 0S-1619 [1] BOLT  
8. 1D-4574 [1] BOLT  
  8M-4791 [1] WASHER  
  Y   SEPARATE ILLUSTRATION
 

#XMBP95630177
 

6N-5468: ALTERNATOR GP-CHARGING

CHARGING ALTERNATOR (6N5468 N/S)
Effective with Serial No. 73J6405~73J7257
3Y3704 Alternator Group parts are shown on Page 142
j12730e XMBP9563
6N5468 ALTERNATOR GP-CHARGING Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-4146 [1] WIRE ASSEM.  
  2L-8069 [1] TERMINAL (To Earth)  
  2L-8066 [1] TERMINAL (To Grand)  
2. 3Y-3704 Y [1] ALTERNATOR GROUP  
    (See Separate Illustration)
3. 8S-4183 [1] STRAP  
4. 0S-1585 [2] BOLT  
5. 2S-6735 [1] SPACER  
6. 8M-4791 [2] WASHER  
7. 9S-6129 [1] PULLEY  
8. 9S-1240 [1] NUT ASSEM.  
9. 1F-0748 [1] NUT (Weld)  
10. 0S-1571 [1] BOLT  
11. 7S-6723 [1] BRACKET  
12. 0S-1619 [1] BOLT  
13. 1D-4574 [1] BOLT  
  8M-4791 [1] WASHER  
  Y   SEPARATE ILLUSTRATION
 

#XMBP95630178
 

5A-8908: ALTERNATOR ASSEMBLY

5A8908 ALTERNATOR ASSEMBLY--Part 1 of 2
Effective with Serial No. 73J3957~73J5917
Part of Charging Alternator shown on Page 137
j15851e XMBP9563
5A8908 ALTERNATOR ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5A-9356 [2] MACHINE SCREW  
2. 5A-4630 [6] LOCKWASHER  
3. 5A-9357 [1] BRUSH STUD ASSEM.  
  5A-9365 [1] BOLT  
4. 5A-6540 [2] NUT  
  [2] LOCKWASHER  
5. 5A-9352 [1] GASKET  
6. 5A-9338 [1] ROTOR ASSEM.  
7. 5A-9339 [1] BEARING  
8. 5A-9342 [2] SEAL (Lip Type)  
9. 5A-9345 [1] STATOR ASSEM.  
10. 5A-9346 [2] GASKET  
11. 5A-6503 [4] MACHINE SCREW  
12. 5A-9347 [1] FAN ASSEM.  
13. 5A-9349 [1] BEARING  
14. 5A-9350 [1] SEAL (Lip Type)  
15. 3Y-1222 [1] NUT  
  3Y-1223 [1] WASHER  
  5A-9351 [1] LOCKWASHER  
16. 3Y-1455 [1] SPACER  
17. 3Y-1454 [2] SPACER  
18. [1] NUT  
  5A-9340 [1] LOCKWASHER  
  3Y-1221 [1] WASHER  
19. 5A-9341 [1] KEY  
20. 3Y-6479 [1] RETAINER  
21. 3Y-6478 [4] SCREW  
  5A-4629 [4] LOCKWASHER  
 

#XMBP95630179
 

5A-8908: ALTERNATOR ASSEMBLY

5A8908 ALTERNATOR ASSEMBLY--Part 2 of 2
Effective with Serial No. 73J3957~73J5917
Part of Charging Alternator shown on Page 137
j13107e XMBP9563
5A8908 ALTERNATOR ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5A-9348 [1] COVER  
2. 5A-9343 [1] FRONT BRACKET ASSEM.  
3. 5A-9354 [4] MACHINE SCREW  
  5A-4629 [4] LOCKWASHER  
  5A-9355 [4] WASHER  
4. 5A-9344 [1] BAFFLE  
5. 3Y-3112 [1] REAR BRACKET ASSEM.  
6. 5A-9363 [1] TERMINAL ASSEM.  
  5A-9365 [1] BOLT  
7. 5A-9364 [1] LEAD ASSEM.  
8. 5A-9368 [1] BUSH (Rubber)  
9. 5A-6540 [2] NUT  
10. 5A-4630 [2] LOCKWASHER  
  5A-9361 [2] WASHER  
11. 5A-9369 [1] WASHER  
12. 5A-3447 [1] WASHER  
13. 5A-9367 [1] INSULATOR (Bush)  
14. 5A-9366 [1] INSULATOR  
15. 5A-9362 [1] TERMINAL ASSEM.  
  5A-9365 [1] BOLT  
16. 5A-9361 [1] WASHER  
17. 5A-4630 [2] LOCKWASHER  
18. 5A-6540 [2] NUT  
19. 5A-9373 [1] WASHER  
20. 5A-9368 [1] BUSH (Rubber)  
21. 3Y-4701 [3] DIODE (-)  
22. 5A-9359 [1] INSULATOR  
23. 5A-9358 [1] HEAT SINK ASSEM.  
24. 3Y-4700 [3] DIODE (+)  
25. 5A-9360 [3] INSULATOR  
26. 5A-9361 [3] WASHER  
  5A-9356 [3] MACHINE SCREW  
  5A-4630 [3] LOCKWASHER  
 

Information:

Caterpillar Parts SIS Catalog 950 :

3Y-2007 MOTOR ASSEMBLY
MOTOR ASSEMBLY
3Y-2007 MOTOR ASSEMBLY
STARTING MOTOR GP-ELECTRIC
7S-3622 STARTING MOTOR GP-ELECTRIC
ELECTRIC STARTING MOTOR
4N-7765 ELECTRIC STARTING MOTOR
FUEL INJECTION LINES
FUEL INJECTION LINES
FUEL INJECTION LINES
6N-0727 FUEL INJECTION LINES
FUEL INJECTION LINES
6N-0727 FUEL INJECTION LINES
FUEL INJECTION LINES
2P-7460 FUEL INJECTION LINES
5A-6522 MOTOR ASSEMBLY
MOTOR ASSEMBLY
5A-6522 MOTOR ASSEMBLY
5A-6522 MOTOR ASSEMBLY
CHARGING ALTERNATOR
3Y-1325 CHARGING ALTERNATOR
CHARGING ALTERNATOR
3Y-1325 CHARGING ALTERNATOR
ALTERNATOR GP-CHARGING
2P-7836 ALTERNATOR GP-CHARGING
ALTERNATOR GP-CHARGING
6N-5468 ALTERNATOR GP-CHARGING
ALTERNATOR ASSEMBLY
5A-8908 ALTERNATOR ASSEMBLY

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