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2P3926 ELECTRIC STARTING MOTOR GROUP--24 Volt--Part 3 of 3 Part of 8S3886 Starting Motor Group shown on Page 29 AN ATTACHMENT D7G


ELECTRICAL AND STARTING SYSTEM
STARTING MOTOR GP
ALTERNATOR GP-CHARGING
SWITCH GP
ALTERNATOR GP-CHARGING
BATTERY GP
WIRING GP


ELECTRICAL AND STARTING SYSTEM

STARTING MOTOR GP
 

#SEBP10110030
 

2P-3926: STARTING MOTOR GP-ELECTRIC

2P3926 ELECTRIC STARTING MOTOR GROUP--24 Volt--Part 3 of 3
Part of 8S3886 Starting Motor Group shown on Page 29
AN ATTACHMENT
c157200 SEBP1011
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4M-1855 [1] PLUNGER ASSEM.  
2. 2S-4027 [1] WASHER  
3. 4M-1829 [1] BOOT  
4. 4M-1828 [1] RETAINER  
5. 9M-7609 [1] SPRING  
6. 4M-1827 [1] RETAINER  
7. 1H-1023 [1] SEAL  
8. 7M-0333 [1] HOUSING ASSEM.  
9. 9F-2547 [1] WICK  
10. 9F-2247 [1] PLUG  
11. 1M-9968 [1] BUSHING  
12. 2F-6678 [1] SEAL  
13. 7S-9826 [1] PLUG  
14. 7S-9825 [1] GASKET  
15. 2H-3429 [2] RING  
16. 4L-2729 [1] WASHER  
17. 4M-1853 [1] LEVER ASSEM.  
18. 3F-2617 [1] NUT  
19. 4M-1832 [1] GASKET  
20. 4M-1831 [1] PLUG  
21. 1S-0297 [1] HOUSING ASSEM.  
22. 4M-1896 C [1] BUSHING  
23. 4M-1833 [5] SCREW 38.1 mm(1.50 in.) long  
  7M-0336 [1] SCREW 22.23 mm(85.5 in.) long  
24. 2P-4708 C [1] DRIVE ASSEM. (800068)  
    (Includes)
25. 9S-9771 [1] PINION  
26. 9S-9770 [1] SPRING  
    -OR-
27. 6N-3827 H [1] DRIVE ASSEM. (480118)  
28. 4M-1854 [1] SHAFT  
29. 2D-6392 [1] SEAL  
30. 7F-4556 [7] BOLT  
31. 1L-4789 [7] LOCKWASHER  
32. 2J-8163 [1] SEAL  
33. 1M-9971 [1] SPACER  
34. 4M-1851 [1] GASKET  
    THE FOLLOWING REPAIR KITS. ARE AVAILABLE FOR 2P4708 DRIVE ASSEM.:
  9S-9825 [1] KIT (cup)  
  4S-9459 [1] KIT (washer)  
  C   INDICATES CHANGE
  H   NOT PART OF 2P3926 STARTING MO
 

#SEBP10110031
 

3P-5099: ALTERNATOR AR

3P5099 ALTERNATOR ARRANGEMENT--24 Volt, 50 Ampere
FACTORY INSTALLATION. AN ATTACHMENT
SEBP10110031 SEBP1011
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4N-4425 Y [1] ALTERNATOR GROUP  
  8M-7892 [1] AMMETER  
  9S-0173 [1] CIRCUIT BREAKER  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10110032
 

6N-5123: SWITCH AS-SOLENOID

6N5123 SOLENOID SWITCH ASSEMBLY
Part of 2P3926 Electric Starting Motor Group shown on Page 30
AN ATTACHMENT
c162751 SEBP1011
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-0908 C [1] TERMINAL ASSEM.  
    (Includes)
  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. 7N-0910 [1] TERMINAL ASSEM.  
10. 7N-0909 [1] TERMINAL ASSEM.  
11. 9S-4490 [1] GASKET  
12. 4M-5274 [1] SCREW  
13. 9S-4489 [4] SCREW ASSEM.  
14. 4M-3217 [2] SCREW  
15. 4M-1814 [1] CONTACT ASSEM.  
16. 3P-0072 [1] CASE ASSEM.  
17. 1F-0073 [2] CLIP  
18. 4M-1815 [1] SPRING  
  C   INDICATES CHANGE
 

#SEBP10110033
 

5S-9088: ALTERNATOR GP-CHARGING

5S9088 ALTERNTOR ASSEMBLY--24 Volt, 50 Ampere--Part 1 of 2
Part of 4N4425 Alternator Group shown on Page 36
AN ATTACHMENT
c202886 SEBP1011
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-2260 [1] PLATE  
2. 9S-2544 [4] SCREW  
3. 8H-0878 [6] LOCKWASHER  
4. 9S-2438 [2] SCREW  
5. 7H-2079 [7] LOCKWASHER  
6. 9S-2255 [1] COVER  
7. 9S-2262 [1] GASKET  
8. 9S-2246 [1] LEAD ASSEM.  
9. 9S-9830 [1] SCREW  
10. 8F-1326 [3] WASHER  
11. 9B-7233 [3] LOCKWASHER (Shake Proof)  
12. 9S-9829 [1] SCREW ASSEM.  
13. 4B-2043 [4] NUT  
14. 9S-2259 [1] REGULATOR  
15. 9S-2250 [1] GROMMET  
16. 9S-2011 [1] SCREW  
17. 1L-4789 [1] LOCKWASHER  
18. 9S-2389 [1] STUD ASSEM.  
19. 9S-2398 [1] HOUSING ASSEM.  
20. 9S-2393 [3] DIODE  
21. 9S-2397 [1] COVER  
22. 9F-2247 [1] PLUG  
23. 9S-2395 [1] BEARING  
24. 9S-2394 [1] SEAL  
25. 9S-2396 [1] BUSHING  
26. 9S-2007 [3] SCREW  
27. 9S-2301 [1] INSULATION  
28. 9S-2292 [1] HEAT SINK ASSEM.  
29. 9S-2300 [4] INSULATOR  
30. 9S-9830 C [4] SCREW  
  9S-2247 [4] WASHER (Spring)  
  4B-4863 [4] WASHER (Plain)  
31. 9S-2542 [1] SCREW  
32. 9S-2437 [5] SCREW  
  9S-2013 H [1] KIT (Terminal Relay)  
    (Consists of Bushing, "O" Ring & Hardware)
  9S-2012 H [1] KIT (Terminal Output)  
    (Consists of Gaskets, Terminal & Hardware)
  9S-2290 H [1] KIT (Heat Sink)  
    (Diode Junction Hardware)
  9S-2291 H [1] KIT (Heat Sink)  
    (Positive Diode Hardware)
  C   INDICATES CHANGE
  H   NOT PART OF 5S9088 ALTERNATOR
 

#SEBP10110034
 

5S-9088: ALTERNATOR GP-CHARGING

5S9088 ALTERNATOR ASSEMBLY--24 Volt, 50 Ampere--Part 2 of 2
Part of 4N4425 Alternator Group shown on Page 36
AN ATTACHMENT
c113560 SEBP1011
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-2242 [1] RACE  
2. 9S-2248 [1] FIELD COIL AND SUPPORT ASSEM.  
3. 9S-2004 [1] STATOR ASSEM.  
4. 9S-2006 [1] INSULATOR  
5. 9S-2005 [1] GROMMET  
6. 9S-2014 [3] CLIP  
7. 9S-2302 [1] ROTOR ASSEM.  
8. 9S-2390 [1] RETAINER ASSEM.  
9. 9S-2391 [1] SEAL  
10. 9S-2256 [1] GASKET  
11. 9S-2261 [1] COLLAR  
12. 2F-5721 [1] BEARING  
13. 2P-5616 [1] FRAME  
14. 3B-4502 [4] LOCKWASHER  
15. 9S-2009 [4] BOLT  
16. 9S-2391 [1] SEAL  
17. 9S-2254 [1] COLLAR  
18. 9S-2252 [1] SLINGER  
19. 9S-2008 [4] SCREW  
20. 9S-2258 [1] FAN AND BAFFLE ASSEM.  
21. 7F-7621 [1] WASHER  
22. 2K-4821 [1] LOCKNUT  
 

#SEBP10110035
 

4N-4425: ALTERNATOR GP-CHARGING

4N4425 ALTERNATOR GROUP--24 Volt, 50 Ampere
USED WITH VISE FAN DRIVE AND SEPARATE ALTERNATOR DRIVE. Part of 3P5099
Alternator and 6P5385 ROPS Arrangement listed on Pages 33 and 126. 5S9088 Alternator
parts are shown on Pages 34 and 35. AN ATTACHMENT
c118401 SEBP1011
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9M-9811 [1] WIRE ASSEM.  
2. 9F-3965 [1] TERMINAL (Alternator)  
3. 9F-3068 [1] TERMINAL (Ground)  
4. 5S-9088 RY [1] ALTERNATOR ASSEM.  
    (Separate Illustration)
5. 9M-6941 [1] PULLEY  
  R   REMFG PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10110036
 

WIRING DIAGRAM

WIRING DIAGRAM--24 Volt System
SEBP10110036 SEBP1011
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#SEBP10110037
 

3P-7226: BATTERY AND WIRING GROUP

3P7226 BATTERY AND WIRING GROUP--24 Volt--Part 1 of 2
7H7290 Switch parts are shown on Page 41. See Page 37 for Wiring Diagram
c159895 SEBP1011
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3P-2179 [1] CABLE ASSEM.  
  5P-0747 H CABLE 12.7 cm(5 in.).  
2. 5M-9204 [1] TERMINAL ASSEM. (+)  
3. 1M-6119 [1] BOLT  
  1M-6120 [1] NUT  
4. 5M-9205 [1] TERMINAL ASSEM. (-)  
5. 1M-6119 [1] BOLT  
  1M-6120 [1] NUT  
6. 3P-2181 [1] CABLE ASSEM.  
  5P-0747 H CABLE 57.2 cm. (22.5 in.)  
  1S-7252 [1] TERMINAL  
7. 3S-6050 [1] TERMINAL ASSEM.  
  1M-6119 [1] BOLT  
  1M-6120 [1] NUT  
8. 4S-9261 [2] BATTERY  
  7S-5041 [6] PLUG  
9. 9M-9738 [1] CLIP  
10. 0S-0509 C [3] BOLT  
11. 3B-4506 C [3] LOCKWASHER  
12. 3P-5944 [1] CABLE ASSEM.  
  5P-0747 H CABLE 326.7 cm(128.62 in.)  
  1S-7251 [1] TERMINAL  
13. 5P-0695 H CONDUIT 304.8 cm(120 in.)  
14. 3S-6049 [1] TERMINAL ASSEM.  
  1M-6119 [1] BOLT  
  1M-6120 [1] NUT  
15. 1S-2244 [2] BOOT  
  1S-4915 [2] LINER  
  3S-2093 [2] TIE  
16. 1S-0996 C [1] CLIP  
17. 2M-0287 [2] CLIP  
  0S-1624 [2] BOLT  
  3B-4510 [2] LOCKWASHER  
18. 3S-8624 [1] CABLE ASSEM.  
19. 1S-7252 [1] TERMINAL  
20. 1S-7251 [1] TERMINAL  
21. 0S-1620 C [2] BOLT  
  3B-4508 C [2] LOCKWASHER  
22. 3P-2182 [1] CABLE ASSEM.  
  5P-0747 H CABLE 88.9 cm(35 in.)  
  5P-0695 H CONDUIT 76.2 cm(30 in.)  
23. 1S-7251 [2] TERMINAL  
24. 1S-2244 [2] BOOT  
  1S-4915 [2] LINER  
  3S-2093 [2] TIE  
25. 7H-7290 Y [1] SWITCH ASSEM. (dimmer)  
    (Separate Illustration)
  8H-8648 [1] PLATE  
26. 4B-4278 [1] WASHER  
27. 1S-1015 [1] CLIP  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
  H   ORDER BY THE CENTIMETRE
 

#SEBP10110038
 

3P-7226: BATTERY AND WIRING GROUP

3P7226 BATTERY AND WIRING GROUP--24 Volt--Part 2 of 2
3P7088 and 3P7087 Wiring Harness parts are shown on Pages 40 and 41
See Page 37 for Wiring Diagram
c159896 SEBP1011
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1H-5165 [1] CLIP  
2. 6P-0699 [2] GROMMET  
3. 7S-1912 C [2] CLIP  
4. 1H-5166 C [1] CLIP  
5. 6H-1717 C [1] BOLT  
6. 1D-4719 C [1] NUT  
7. 3B-4508 C [1] LOCKWASHER  
8. 2R-1498 [1] GROMMET  
9. 5M-6668 [2] SCREW  
10. 5M-2555 [1] BREAKER  
11. 7S-6402 [1] SWITCH ASSEM. (push)  
  7S-5432 [1] KNOB  
12. 3P-7088 Y [1] HARNESS ASSEM.  
    (Separate Illustration)
13. 1F-7307 [1] AMMETER (19 amp)  
14. 4S-6336 [1] BUTTON  
15. 5K-3546 [1] BUTTON  
16. 3S-8642 [1] LAMP ASSEM.  
    (Includes)
  6N-8742 C [1] BODY ASSEM.  
  2D-1959 [1] BULB  
17. 8S-7713 [1] SWITCH ASSEM. (heat start)  
    (Includes)
  8F-3437 [1] LEVER  
  5L-7200 [1] SCREW  
  3B-4501 [1] LOCKWASHER  
18. 3P-7087 Y [1] HARNESS ASSEM.  
    (Separate Illustration)
19. 5P-4935 C [1] PLUG  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10110039
 

3P-7088: WIRING HARNESS ASSEMBLY

3P7088 WIRING HARNESS ASSEMBLY
Part of 3P7226 Battery and Wiring Group shown on Page 39
c205240 SEBP1011
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2L-8076 [2] TERMINAL  
2. 2L-8066 [5] TERMINAL  
3. 2L-8049 [1] TERMINAL  
4. 4L-3916 [2] TERMINAL  
5. 2R-1034 [1] SHELL  
  3M-6018 [1] TERMINAL  
  2R-1033 [1] WASHER  
    THE FOLLOWING WIRES ARE AVAILABLE:
  6A-3348 WIRE (16 gauge)  
  5P-0497 WIRE (14 gauge)  
  5P-0616 WIRE (10 gauge)  
 

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
Installation of Emergency Starting Receptacles{1453, 1463}
Installation of Emergency Starting Receptacles{1453, 1463}
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}
Solenoid (Starting Motor) &minus; Replace{1467}
Solenoid (Starting Motor) − 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 Magnetic Switch
3306 VEHICULAR ENGINE FOR D5B, D6D & D7G TRACTORS
Starter Motors
3306 VEHICULAR ENGINE FOR D5B, D6D & D7G TRACTORS
Starter Solenoids
3306 VEHICULAR ENGINE FOR D5B, D6D & D7G TRACTORS
Starter Motor
3306 DIRECT INJECTION VEHICULAR ENGINE WITH NEW SCROLL FUEL
Starter Solenoid
3306 DIRECT INJECTION VEHICULAR ENGINE WITH NEW SCROLL FUEL
Electric Starting Motor
3306C Engines for Caterpillar Built Machines
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
Electric Starting System - Test
3306C Engines for Caterpillar Built Machines
Pinion Clearance - Adjust
3306C Engines for Caterpillar Built Machines
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
Pinion Clearance - Adjust
3306C Engines for Caterpillar Built Machines
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
Electric Starting Motor
3306 VEHICULAR ENGINE FOR D7G TRACTOR
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 D7G :

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