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2P6162 STARTING MOTOR GROUP--Prestolite--24 Volt--Part 2 of 2 Serial No. 10K6731, 10K6732 and 10K6734-Up Part of 7S3622 Starting Motor Group shown on Page 44B. Only separate parts serviced. When complete Group is required order 4N3181 D6C




ELECTRICAL AND STARTING SYSTEM

STARTING MOTOR GP
 

#UE0700950180
 

2P-6162: STARTING MOTOR GROUP

2P6162 STARTING MOTOR GROUP--Prestolite--24 Volt--Part 2 of 2
Serial No. 10K6731, 10K6732 and 10K6734-Up
Part of 7S3622 Starting Motor Group shown on Page 44B. Only
separate parts serviced. When complete Group is required order 4N3181
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2P-8822 [1] PLATE ASSEM.  
2. 2P-8815 [1] KIT (Includes 8 Brushes)  
  2P-8868 [1] KIT (Includes 8 Springs)  
3. 2P-8825 [1] SHIFT YOKE ASSEM.  
4. 2P-8817 [1] KIT (Yoke Adjusting)  
    (Includes Plugs, Pin, Gasket & Nut)
5. 8S-1535 [1] KIT (Includes 6 Plugs)  
6. 8S-1571 [6] SCREW  
7. 8S-4684 [1] KIT (Bearing & Wick)  
8. 8S-1543 [1] HOUSING ASSEM. (Pinion)  
9. 2B-4602 [1] PLUG  
10. 8S-4680 [1] KIT (Includes 10 Seals)  
11. 8S-1541 [1] POSITORK DRIVE ASSEM.  
12. 2H-3931 [1] SEAL  
13. 2P-8824 [1] HOUSING ASSEM.  
  2B-4602 [1] PLUG  
14. 8S-2226 [1] BUSHING  
15. 8S-2225 [1] SEAL  
16. 0L-1340 [7] SCREW  
  2P-8816 [1] KIT (Includes Housing Screws)  
17. 3B-4504 [7] LOCKWASHER  
18. 4M-0189 [1] SEAL  
19. 2P-8818 [1] KIT (Field Coil)  
    (Includes Coils, Gaskets & Screws)
20. 8S-1546 [1] ARMATURE ASSEM.  
  8S-8075 [1] KIT (Armature Thrust Washers)  
21. 8S-2222 [1] KIT (Includes 10 Insulations)  
 

#UE0700950181
 

8S-9541: STARTING MOTOR GROUP

8S9541 STARTING MOTOR GROUP--24 Volt
Serial No. 10K1 to 10K397, 10K399, 10K408 and 10K415 inclusive
8S9540 Motor parts are shown on Pages 42 and 43
Refer also to Page 96 for special parts
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8S-9540 Y [1] MOTOR ASSEM.  
    (See Separate Illustration)
2. 4S-9737 [2] GASKET  
3. 8S-9525 [1] ADAPTER  
4. 1D-4585 [3] BOLT  
  3B-4510 [3] LOCKWASHER  
5. 4F-4879 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
6. 9F-4337 [1] WIRE ASSEM.  
7. 2L-8052 [1] TERMINAL  
8. 2L-8054 [1] TERMINAL  
    (Parts of 9F4337 Wire Assem.)
  Y   SEPARATE ILLUSTRATION
 

#UE0700950182
 

4M-1812: SWITCH AS-SOLENOID

4M1812 SOLENOID SWITCH ASSEMBLY
Part of 8S9540, 9M1662, 1P7838 and 8S3961 Starting Motor Assemblies
shown on Pages 42A, 43A, 43C, 43E, 43J and 97B
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-1269 C [ 1] TERMINAL ASSEM.  
  4M-1834 [ 1] PLATE  
2. 7F-4907 [ 1] STRIP  
3. 3H-3681 [ 2] NUT  
4. 3B-4508 [ 4] LOCKWASHER  
5. 3H-3680 [ 2] NUT  
6. 7F-3494 [ 2] WASHER  
7. 4M-1836 [ 2] INSULATOR  
8. 4M-1837 [ 2] BUSHING  
9. 7F-4906 [ 1] STUD  
10. 4M-2800 [ 1] TERMINAL  
11. 7N-1271 [ 1] TERMINAL ASSEM.  
12. 4M-5274 [ 1] SCREW (hex head)  
    - OR -
  5P-9132 C [ 1] SCREW (truss head)  
13. 1P-3879 [ 1] LEAD ASSEM.  
14. 4M-3217 [ 2] SCREW  
15. 4M-1814 [ 1] CONTACT ASSEM.  
16. 4M-1813 [ 1] CASE ASSEM.  
17. 1F-0073 [ 2] CLIP  
18. 4M-1815 [ 1] SPRING  
19. 9M-7657 [ 4] NUT  
    - OR -
  9S-4489 [ 4] SCREW ASSEM.  
20. 9S-4490 [ 4] GASKET  
    INDICATES CHANGE
 

#UE0700950183
 

7S-3622: STARTING MOTOR GP-ELECTRIC

7S3622 STARTING MOTOR GROUP--24 Volt
Serial No. 10K398, 400 to 407, 409 to 414, 416 to 4998, 5001, 5005,
5012 and 10K5882 to 10K6031 inclusive. 9M1662 Motor parts are shown
on Pages 43A through 43F. Refer also to Page 96 for special parts
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1589 [2] BOLT  
  3B-4510 [2] LOCKWASHER  
  4H-7869 [1] GASKET  
  8S-2332 [1] BOLT  
  3B-4510 [1] LOCKWASHER  
  9M-1662 Y [1] MOTOR ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  9F-3068 [1] TERMINAL  
    (PART OF WIRE ASSEM 9F4337)
  9F-4337 [1] WIRE ASSEM  
  9F-5509 [2] INSULATOR  
  7F-8032 [1] TERMINAL (GROUND)  
    (PARTS OF WIRE ASSEM 9F4337)
  Y   SEPARATE ILLUSTRATION
 

#UE0700950184
 

9S-7976: SOLENOID AS

9S7976 SOLENOID ASSEMBLY--24 Volt
Serial No. 10K4999, 10K5000, 10K5002 to 10K5004, 10K5006 to 10K5011
and 10K5103-Up. Part of 1P7839 and 2P6162 Starting Motor Groups shown
on Pages 43G and 43Q
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9M-7657 C [4] NUT-SEALING  
2. 8S-8023 [1] COVER AS  
3. 8S-8024 [1] GASKET-COVER  
4. 9B-7235 [1] SCREW-MACHINE  
  9B-7233 [1] LOCKWASHER  
5. 8S-1528 [1] BOOT  
6. 8S-8021 [1] CORE AS  
   
    THE FOLLOWING REPAIR
    KITS ARE AVAILABLE:
  8S-1524 [1] KIT-TERMINAL STUD (BATTERY)  
  8S-1525 [1] KIT-TERMINAL STUD (MOTOR)  
  9S-8688 [1] KIT-CONTACT END CORE  
  8S-1527 [1] KIT-YOKE END CORE  
  C   CHANGE FROM PREVIOUS TYPE
 

#UE0700950185
 

7S-3622: STARTING MOTOR GP-ELECTRIC

7S3622 STARTING MOTOR GROUP--24 Volt
Serial No. 10K4999, 10K5000, 10K5002 to 10K5004, 10K5006 to 10K5011,
10K5013 to 10K5881, 10K6032 to 10K6730 and 10K6733 inclusive
1P7839 and 1P7838 Motor parts are shown on Pages 43G through 43L
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1P-7838 Y [1] MOTOR  
    -OR-
  1P-7839 Y [1] MOTOR  
    (See Separate Illustration)
2. 8S-2332 [3] BOLT  
3. 3B-4510 [3] LOCKWASHER  
4. 4H-7869 [1] GASKET  
5. 9F-4337 [1] WIRE ASSEM.  
6. 7F-8032 [1] TERMINAL (Ground)  
7. 9F-5509 [2] INSULATOR  
8. 9F-3068 [1] TERMINAL  
  Y   SEPARATE ILLUSTRATION
 

#UE0700950186
 

7S-3622: STARTING MOTOR GP-ELECTRIC

7S3622 STARTING MOTOR GROUP--24 Volt
Serial No. 10K6731, 10K6732 and 10K6734-Up
4N3182 and 2P6162 Motor parts are shown on Pages 43M through 43R
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-3182 C [1] MOTOR  
    OR
  2P-6162 Y [1] MOTOR  
    (Separate Illustration)
2. 8S-2332 [3] BOLT  
  3B-4510 [3] LOCKWASHER  
  2S-0736 C [3] WASHER  
3. 4H-7869 [1] GASKET  
4. 9F-4337 [1] WIRE ASSEM.  
5. 9F-3068 [1] TERMINAL  
6. 7F-8032 [1] TERMINAL (Ground)  
7. 9F-5509 [2] INSULATOR  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UE0700950187
 

5S-3332: BATTERY AND WIRING GROUP

5S3332 BATTERY AND WIRING GROUP--24 Volt--Top View--Part 1 of 3
Serial No. 10K1 to 10K2404 inclusive
7S2773, 7S2772 Harness & 7H7290 Switch parts are shown on Pages 49, 49A and 50. See Page 48 for Wiring Diagram
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2M-6497 [1] REGULATOR ASSEM.  
    The following Repair Kit is available:
  8M-3146 [1] KIT (Shockmount)  
    (Consists of such parts as Bracket, ASSEMBLIES, LEAD ASSEM. AND HARDWARE)
2. 7B-2742 [4] BOLT  
  3B-4504 [4] LOCKWASHER  
  4B-4276 [4] WASHER  
3. 7S-2055 [1] BRACKET ASSEM.  
  1F-0748 [1] NUT (Weld)  
  9F-2978 [1] NUT (Weld)  
  9F-6445 [5] NUT (Weld)  
    (Parts of 7S2055 Bracket Assem.)
4. 0S-1594 [2] BOLT  
5. 3B-4506 [10] LOCKWASHER  
6. 4B-4278 [1] WASHER  
7. 1S-0996 [2] CLIP  
8. 7H-7290 Y [1] SWITCH  
    (See Separate Illustration)
9. 8H-8648 [1] PLATE  
10. 0L-1351 [1] BOLT  
11. 1S-3411 [3] BRACKET ASSEM.  
12. 9F-2978 [3] NUT (Weld)  
    (1 in each 1S3411 Bracket Assem.)
13. 9M-9015 [3] CLAMP  
14. 0S-0509 [7] BOLT  
15. 3S-8642 [2] LAMP ASSEM.  
  2D-1959 [2] BULB  
    (1 in each 3S8642 Lamp Assem.)
16. 1S-0945 [1] BOOT  
17. 1S-2320 [1] NUT  
18. 9M-9664 H [2] ELBOW  
19. 5S-1680 [2] BOX  
20. 7S-2772 Y [1] HARNESS  
    (See Separate Illustration)
21. 1S-2334 [1] CLAMP  
  1S-2335 [1] BRACKET ASSEM.  
22. 3S-8624 [1] CABLE ASSEM.  
23. 1S-7251 [1] TERMINAL  
24. 1S-7252 [1] TERMINAL  
    (Parts of 3S8624 Cable Assem.)
25. 7S-2773 Y [1] HARNESS  
    (See Separate Illustration)
26. 4S-8067 [1] WIRE ASSEM.  
  1F-7240 [2] TERMINAL  
    (Part of 4S8067 Wire Assem.)
27. 1F-7307 [1] AMMETER  
28. 4S-6313 [1] WIRE ASSEM.  
  1F-7240 [2] TERMINAL  
    (Part of 4S6313 Wire Assem.)
29. 4D-1259 [1] SWITCH  
30. 3H-4105 [1] CIRCUIT BREAKER (40 amp)  
31. 5M-6668 [2] SCREW  
32. 8S-7713 [1] SWITCH ASSEM.  
33. 1M-4543 [2] GROMMET  
34. 9M-5870 [1] GROMMET  
  H   TWO 9M9664 ELBOW ARE REQUIRED
  Y   SEPARATE ILLUSTRATION
 

#UE0700950188
 

5S-3332: BATTERY AND WIRING GROUP

5S3332 BATTERY AND WIRING GROUP--24 Volt--Top View--Part 2 of 3
Serial No. 10K1 to 10K2404 inclusive
See Page 48 for Wiring Diagram
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1585 [4] BOLT  
2. 1D-4719 [4] NUT  
3. 3B-4508 [4] LOCKWASHER  
4. 4B-4280 [2] WASHER  
5. 9M-0737 [2] COVER ASSEM.  
  1S-6385 [8] LUG  
    (4 in each 9M737 Cover Assem.)
6. 1S-3403 [1] CLIP  
7. 0S-0509 [3] BOLT  
8. 3B-4506 [3] LOCKWASHER  
9. 8M-2772 [1] CLIP  
10. 9M-9738 [1] CLIP  
11. 1S-7850 [2] MAT  
12. 1S-8230 [2] HOLDDOWN ASSEM.  
13. 9M-5617 [12] GROMMET  
    (6 in each 1S8230 Holddown Assem.)
14. 1S-7849 [2] BOX ASSEM.  
15. 9F-2978 [4] NUT (Weld)  
    (2 in each 1S7849 Box Assem.)
16. 2S-1686 [4] BOLT  
17. 9H-8524 [8] NUT  
18. 4B-4278 [8] WASHER  
19. 1S-0969 [1] CABLE ASSEM.  
  5P-0747 CH CONDUIT 274.32 cm(108 in.)  
  1S-0968 [1] CABLE ASSEM.  
  3D-2098 [1] TERMINAL ASSEM.  
    (Part of 1S968 Cable Assem.)
20. 2D-8403 [1] TERMINAL  
21. 2D-8788 [1] BOLT  
22. 2D-8787 [1] NUT  
23. 1S-7251 [1] TERMINAL  
24. 1S-2244 [2] BOOT  
25. 1S-4915 [2] LINER  
26. 3S-2093 [2] TIE  
    (Parts of 1S969 Cable Assem.)
27. 4S-9261 [2] BATTERY  
28. 0S-1595 [4] BOLT  
29. 3H-2900 [1] GROMMET  
  C   INDICATES CHANGE
  H   ORDER BY THE CENTIMETRE
 

#UE0700950189
 

5S-3332: BATTERY AND WIRING GROUP

5S3332 BATTERY AND WIRING GROUP--24 Volt--Top View--Part 3 of 3
Serial No. 10K1 to 10K2404 inclusive
See Page 48 for Wiring Diagram
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2B-2938 [2] PIN  
2. 3B-4617 [2] COTTER PIN  
3. 1H-7365 [2] HANDLE  
4. 1B-9920 [2] SPRING  
5. 1H-7366 [2] ROD  
6. 1J-4384 [2] PIN  
7. 3B-4615 [2] COTTER PIN  
8. 8S-1078 [1] CABLE ASSEM.  
    (Includes)
  5P-0747 CH CABLE 96.52 cm(38 in.)  
  5P-0695 CH CONDUIT 78.74 cm(31 in.)  
  1S-7252 [1] TERMINAL  
9. 1S-2244 [2] BOOT  
10. 1S-4915 [2] LINER  
11. 3S-2093 [2] TIE  
12. 3S-6050 [1] TERMINAL ASSEM.  
    (Includes)
13. 1M-6119 C [1] BOLT  
14. 1M-6120 C [1] NUT  
15. 7S-9285 [1] CABLE ASSEM.  
    (Includes)
16. 5P-0695 CH CONDUIT 121.92 cm(48 in.)  
17. 1S-2244 [2] BOOT  
18. 3S-2093 [2] TIE  
19. 1S-4915 [2] LINER  
20. 1S-7252 [2] TERMINAL  
21. 0S-0509 [2] BOLT  
22. 3B-4506 [2] LOCKWASHER  
23. 1S-0967 [1] CABLE ASSEM.  
    (Includes)
  5P-0695 CH CONDUIT 133.98 cm(57.75 in.)  
  5P-0747 CH CABLE 160 cm(63 in.)  
24. 3S-6050 C [1] TERMINAL ASSEM.  
    (Includes)
25. 1M-6119 [1] BOLT  
26. 1M-6120 [1] NUT  
27. 1S-2244 [2] BOOT  
28. 1S-4915 [2] LINER  
29. 3S-2093 [2] TIE  
30. 3S-6049 C [1] TERMINAL ASSEM.  
    (Includes)
31. 1M-6119 C [1] BOLT  
32. 1M-6120 C [1] NUT  
33. 1H-5166 [1] CLIP  
34. 9M-9015 [2] CLAMP  
35. 1S-0994 [1] CLIP  
  C   INDICATES CHANGE
  H   ORDER BY THE CENTIMETRE
 

Information:

General Service Information
Introduction
DELCO REMY CRANKING MOTORS 30-MT, 35-MT, 40-MT, 50-MT SERIES
Delco Remy
DELCO REMY CRANKING MOTORS 30-MT, 35-MT, 40-MT, 50-MT SERIES
Engine News
Special Instruction
Current Draw Of Electric Starting Motors{1453}
Current Draw Of Electric Starting Motors{1453}
Installation of Electric Starting Motors{1453}
Installation of Electric Starting Motors{1453}
Caterpillar PRELUB<SUP>&reg;</SUP> Diagnostics{1469}
Caterpillar PRELUB® Diagnostics{1469}
Starting Motor Solenoid - Replace {1467}
Starting Motor Solenoid - Replace {1467}
Installation of New Shift Lever Assembly for All Starter Motors {1453}
Installation of New Shift Lever Assembly for All Starter Motors {1453}
Procedure to Install the Insulator on to Series Starters on All Engines {1453}
Procedure to Install the Insulator on to Series Starters on All Engines {1453}
Installation of Repair Kit-Solenoid Plunger Assembly on All Engines {1453}
Installation of Repair Kit-Solenoid Plunger Assembly on All Engines {1453}
Procedure to Install Terminal Kit on All Engines {1453}
Procedure to Install Terminal Kit on All Engines {1453}
Procedure to Install Brush Holder Assembly in All Engines {1453}
Procedure to Install Brush Holder Assembly in All Engines {1453}
Procedure to Replace Armature of Starter Motor On All Cat<SUP>&reg;</SUP> Products {1408, 1450, 1453}
Procedure to Replace Armature of Starter Motor On All Cat® Products {1408, 1450, 1453}
Procedure to Replace Commutator End (CE) Housing of Starter Motor On All Cat<SUP>&reg;</SUP> Products {1408, 1450, 1453}
Procedure to Replace Commutator End (CE) Housing of Starter Motor On All Cat® Products {1408, 1450, 1453}
Procedure to Replace Drive Assembly of Starter Motor On All Cat<SUP>&reg;</SUP> Products {1453}
Procedure to Replace Drive Assembly of Starter Motor On All Cat® Products {1453}
Specifications
Starter Motors
3306 VEHICULAR ENGINE
Starter Solenoids
3306 VEHICULAR ENGINE
Starter Magnetic Switches
3306 VEHICULAR ENGINE
Starting Motor
37-MT, 41-MT, and 42-MT Series Starting Motors
Starting Motor
Starting Motor - Delco 50-MT
Systems Operation
General Information
37-MT, 41-MT, and 42-MT Series Starting Motors
Component Description
37-MT, 41-MT, and 42-MT Series Starting Motors
Normal Operation
37-MT, 41-MT, and 42-MT Series Starting Motors
Component Description
Starting Motor - Delco 50-MT
General Information
Starting Motor - Delco 50-MT
Normal Operation
Starting Motor - Delco 50-MT
Testing and Adjusting
No Load - Test
37-MT, 41-MT, and 42-MT Series Starting Motors
Brush and Brush Holder - Check
37-MT, 41-MT, and 42-MT Series Starting Motors
Pinion Clearance - Adjust
37-MT, 41-MT, and 42-MT Series Starting Motors
Starting Motor Solenoid - Test
37-MT, 41-MT, and 42-MT Series Starting Motors
Starting Motor Solenoid - Test
Starting Motor - Delco 50-MT
Field Winding - Test
Starting Motor - Delco 50-MT
Armature - Test
Starting Motor - Delco 50-MT
Brush and Brush Holder - Check
Starting Motor - Delco 50-MT
Pinion Drive - Check
Starting Motor - Delco 50-MT
No Load - Test
Starting Motor - Delco 50-MT
Pinion Clearance - Adjust
Starting Motor - Delco 50-MT
Troubleshooting
Starting Motor Does Not Turn or Turns Slowly
37-MT, 41-MT, and 42-MT Series Starting Motors
General Information
37-MT, 41-MT, and 42-MT Series Starting Motors
General Information
Starting Motor - Delco 50-MT
Pinion Does Not Engage Ring Gear
Starting Motor - Delco 50-MT
Disassembly and Assembly
Starting Motor
D6C TRACTOR ENGINE
Starting Motor - Disassemble - 37-MT and 41-MT
37-MT, 41-MT, and 42-MT Series Starting Motors
General Information
37-MT, 41-MT, and 42-MT Series Starting Motors
Starting Motor - Assemble - 37-MT and 41-MT
37-MT, 41-MT, and 42-MT Series Starting Motors
Starting Motor - Disassemble - 42-MT
37-MT, 41-MT, and 42-MT Series Starting Motors
Starting Motor - Assemble - 42-MT
37-MT, 41-MT, and 42-MT Series Starting Motors
General Information
Starting Motor - Delco 50-MT
Starting Motor - Disassemble
Starting Motor - Delco 50-MT
Starting Motor - Assemble
Starting Motor - Delco 50-MT
Service Magazine

Caterpillar Parts SIS Catalog D6C :

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