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2S6719 DIRECT ELECTRIC STARTING ARRANGEMENT--24 Volt--Factory Installation Serial No. 23H1 to 23H1440 inclusive 621


ELECTRICAL AND STARTING SYSTEM
STARTING MOTOR GP
BASIC ENGINE
CYLINDER HEAD GP
FLYWHEEL GP
ELECTRICAL AND STARTING SYSTEM
GLOW PLUG GP
STARTING MOTOR GP
SWITCH GP
STARTING MOTOR GP
BATTERY GP

WHEEL TRACTOR 621 WHEEL TRACTOR 23H
 621 TRACTOR 23H00001-02222 (MACHINE) UE070042 621 23H   (1966)

ELECTRICAL AND STARTING SYSTEM

STARTING MOTOR GP
ELECTRIC STARTING MOTOR ASSEMBLY
8M-9923 ELECTRIC STARTING MOTOR ASSEMBLY
ELECTRIC STARTER GROUP
8M-2581 ELECTRIC STARTER GROUP
2S-6719 DIRECT ELECTRIC STARTING ARRANGEMENT
ELECTRIC STARTER GROUP
1S-8658 ELECTRIC STARTER GROUP
ELECTRIC STARTING MOTOR ASSEMBLY
3S-8473 ELECTRIC STARTING MOTOR ASSEMBLY
ELECTRIC STARTING MOTOR ASSEMBLY
3S-8473 ELECTRIC STARTING MOTOR ASSEMBLY
ELECTRIC STARTING MOTOR ASSEMBLY
3S-8473 ELECTRIC STARTING MOTOR ASSEMBLY
 

#UE0700420300
 

2S-6719: DIRECT ELECTRIC STARTING ARRANGEMENT

2S6719 DIRECT ELECTRIC STARTING ARRANGEMENT--24 Volt--Factory Installation
Serial No. 23H1 to 23H1440 inclusive
UE0700420300 UE070042
  For full view, you need register

Parts for your 621 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5D-6050 Y [1] BATTERY, WIRING AND LIGHTING GROUP  
  1S-8658 Y [1] ELECTRIC STARTER GROUP  
  1S-8659 Y [1] GLOW PLUG AND WIRING GROUP  
  3S-0519 Y [1] GENERATOR GROUP  
  1A-2029 [2] BOLT - STARTING ENGINE EXHAUST TO MANIFOLD  
  1A-9066 [1] GASKET -STARTING ENGINE EXHAUST TO MANIFOLD  
  3B-4506 [17] LOCKWASHER -3/8"  
  3B-4508 [1] LOCKWASHER -1/2"  
  4B-4278 [2] WASHER - BONNET TO MOUNTING BRACKET  
  4B-4278 [2] WASHER - BRACKET ASSEMBLY TO CYLINDER BLOCK  
  4B-4280 [1] WASHER - SUPPORT TO CYLINDER BLOCK  
  5F-4931 [2] PLUG -TO HOUSING ASSEMBLY  
  6H-5852 [1] COVER - STARTING ENGINE EXHAUST TO MANIFOLD  
  2S-0015 [1] GASKET -COVER TO CYLINDER BLOCK  
  2S-0041 [1] COVER - STARTING ENGINE WATER INLET TO CYLINDER BLOCK  
  2S-0303 [1] GASKET - COVER TO CYLINDER HEAD  
  2S-1833 [1] COVER - STARTING ENGINE EXHAUST TO MANIFOLD  
  2S-1834 [1] GASKET - STARTING ENGINE EXHAUST TO MANIFOLD  
  2S-5266 [1] BONNET - TORQUE CONVERTER COOLER INLET  
    -OR-
  5S-3077 [1] BONNET - TORQUE CONVERTER COOLER INLET  
  2S-5292 [1] TUBE ASSEMBLY - WATER TRANSFER  
  2S-7501 [8] ROCKER ARM ASSEMBLY  
  4S-6456 [1] SUPPORT ASSEMBLY - TRANSFER TUBE TO CYLINDER BLOCK  
  4S-6517 [2] PLUG - TO HOUSING ASSEMBLY  
  5S-3070 [1] BRACKET ASSEMBLY - BONNET TO CYLINDER BLOCK  
  5S-6406 [1] COVER - STARTING ENGINE WATER OUTLET TO CYLINDER HEAD  
  0L-1143 [2] BOLT - 2 1/2" LENGTH- COVER TO CYLINDER BLOCK  
  0S-1571 [2] BOLT - 1 3/4" LENGTH- BONNET TO MOUNTING BRACKET  
  0S-1590 [2] BOLT - 2" LENGTH- BRACKET ASSEMBLY TO CYLINDER BLOCK  
  0S-1594 [9] BOLT - 1" LENGTH- STARTING ENGINE EXHAUST TO MANIFOLD AND COVER TO CYLINDER BLOCK & CYLINDER HEAD  
  0S-1595 [1] BOLT - 1 1/4" LENGTH- SUPPORT TO CYLINDER BLOCK  
  Y   SEPARATE ILLUSTRATION
 

#UE0700420301
 

CYLINDER HEAD ASSEMBLY

CYLINDER HEAD ASSEMBLY
Part of 2S6719 Direct Electric Starting Arrangement listed on Page 146
c78993 UE070042
None CYLINDER HEAD ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 621 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3S-4762 [2] HEAD ASSEM.  
2. 1S-7902 [2] PLUG  
3. 1S-2899 [32] GUIDE  
4. 3B-0645 [6] PLUG  
5. 3B-0623 [36] PLUG  
6. 5M-6214 [2] PLUG  
7. 1S-2895 [16] INSERT (Exhaust)  
8. 1S-2894 [16] INSERT (Intake)  
9. 1S-3062 [16] DIRECTOR  
    (1/2 each in 3S4762 Head Assem.)
10. 1S-9540 [6] DOWEL  
11. 2S-7339 [32] SPRING  
12. 3S-5444 [8] CHAMBER ASSEM.  
13. 3S-6538 [8] SEAL  
14. 1S-2898 [64] LOCK  
15. 2S-7338 [32] RETAINER  
16. 1S-3028 [32] ROTOCOIL ASSEM.  
17. 6L-4088 [10] STUD  
18. 5M-2667 [8] GASKET (.194" Thick)  
  1S-9325 [8] GASKET (.197" Thick)  
  1S-9326 [8] GASKET (.202" Thick)  
  1S-9327 [8] GASKET (.207" Thick)  
19. 1S-2903 [16] VALVE (Exhaust)  
20. 2S-8143 [16] VALVE (Intake)  
 

#UE0700420302
 

1S-8639: FLYWHEEL

FLYWHEEL (1S8639 N/S)
Part of 2S6719 Direct Electric Starting Arrangement listed on Page 146
c105170 UE070042
1S8639 FLYWHEEL Parts scheme
  For full view, you need register

Parts for your 621 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1S-3116 [1] LOCK  
2. 9S-1376 [9] BOLT  
3. 1S-5751 [1] FLYWHEEL ASSEM.  
4. 2S-7037 [1] GEAR (156 Teeth)  
    (Part of 1S5751 Flywheel Assem.)
 

#UE0700420303
 

1S-8659: GLOW PLUG AND WIRING GROUP

1S8659 GLOW PLUG AND WIRING GROUP--24 Volt
Part of 2S6719 Direct Electric Starting Arrangement listed on Page 146
c110959 UE070042
1S8659 GLOW PLUG AND WIRING GROUP Parts scheme
  For full view, you need register

Parts for your 621 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0L-1351 [4] BOLT  
  0S-2415 [4] LOCK  
2. 1P-7324 [8] GLOW PLUG  
3. 2M-8143 [2] STUD  
4. 9F-8558 [4] INSULATOR  
5. 3B-4504 [4] LOCKWASHER  
6. 6F-0612 [8] NUT  
7. 8H-9620 [12] WASHER  
8. 2H-5001 [2] SEAL  
9. 2S-4007 [2] LEAD ASSEM.  
10. 1S-9386 [2] CLIP  
11. 2M-5301 [8] TERMINAL  
12. 6B-2864 [2] TERMINAL  
  7B-4826 [2] INSULATOR  
    (1/2 each in 2S4007 Assem.)
13. 1S-9386 [2] CLIP  
 

#UE0700420304
 

1S-8658: ELECTRIC STARTER GROUP

1S8658 ELECTRIC STARTER GROUP
Part of 2S6719 Direct Electric Starting Arrangement listed on Page 146
3S8473 Motor parts are shown on Pages 150 & 151
c78982 UE070042
1S8658 ELECTRIC STARTER GROUP Parts scheme
  For full view, you need register

Parts for your 621 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4B-4043 [1] BOLT  
2. 3B-4510 [3] LOCKWASHER  
3. 9M-1816 [1] GASKET  
4. 0S-1595 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
5. 6B-8638 [2] STUD  
6. 9M-1817 [1] ADAPTER  
7. 4H-7869 [1] GASKET  
8. 1B-4206 [2] NUT  
9. 3S-8473 Y [1] MOTOR ASSEM.  
    (See Separate Illustration)
10. 0T-0102 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
11. 5H-3633 [1] CABLE ASSEM. (Ground)  
12. 1B-5218 [1] TERMINAL  
13. 1M-4986 [1] TERMINAL  
    (Parts of 5H3633 Cable Assem.)
  Y   SEPARATE ILLUSTRATION
 

#UE0700420305
 

4M-1812: SWITCH AS-SOLENOID

4M1812 SOLENOID SWITCH ASSEMBLY
Part of 3S8473 Electric Starting Motor Group shown on Page 151
c115620 UE070042
4M1812 SWITCH AS-SOLENOID Parts scheme
  For full view, you need register

Parts for your 621 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4M-1816 [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-4909 [2] WASHER  
7. 4M-1836 [2] INSULATOR  
8. 4M-1837 [2] BUSHING  
9. 7F-4906 [1] STUD (R.H.)  
  4M-1835 [1] STUD (L.H.)  
10. 4M-2800 [1] TERMINAL  
11. 9S-4490 [1] GASKET  
12. 4M-5274 [1] SCREW  
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.  
 

#UE0700420306
 

3S-8473: ELECTRIC STARTING MOTOR ASSEMBLY

3S8473 ELECTRIC STARTING MOTOR ASSEMBLY--Part 1 of 3
Part of 1S8658 Electric Starter Group shown on Page 149
4M1812 Switch parts are shown on Page 149
c113561 UE070042
3S8473 ELECTRIC STARTING MOTOR ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 621 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7F-4556 [6] BOLT  
2. 1L-4789 [6] LOCKWASHER  
3. 7M-0328 [1] FRAME ASSEM.  
4. 7S-9826 [1] PLUG  
5. 7F-3506 [1] BUSHING  
6. 9F-2247 [1] PLUG  
7. 9F-2547 [1] WICK  
8. 7S-9825 [1] GASKET  
9. 7M-8651 [1] ARMATURE ASSEM.  
10. 3L-3380 [1] BUSHING  
11. 7M-0324 [1] COIL ASSEM.  
12. 9H-3757 [2] WASHER  
13. 7F-3494 [1] WASHER  
14. 7M-0326 [1] CONNECTOR  
15. 1D-5117 [2] NUT  
16. 4M-1812 Y [1] SWITCH ASSEM.  
    (See Separate Illustration)
17. 6H-3622 [4] SCREW ASSEM.  
18. 3B-4508 [1] LOCKWASHER  
19. 9F-9298 [12] SCREW  
20. 7M-0325 [1] INSULATOR  
21. 4M-1831 [3] PLUG  
22. 4M-1832 [3] GASKET  
23. 1H-2629 [3] STRIP  
24. 7F-3488 [6] SHOE  
25. 7M-0327 [1] WASHER  
  Y   SEPARATE ILLUSTRATION
 

#UE0700420307
 

3S-8473: ELECTRIC STARTING MOTOR ASSEMBLY

3S8473 ELECTRIC STARTING MOTOR ASSEMBLY--Part 2 of 3
Part of 1S8658 Electric Starter Group shown on Page 149
c113562 UE070042
3S8473 ELECTRIC STARTING MOTOR ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 621 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] LEAD ASSEM.  
2. [1] SEAL  
3. [3] WASHER  
4. [3] LOCKWASHER  
5. [3] SCREW  
6. [1] PLATE ASSEM.  
7. [12] WASHER  
8. [1] PLATE  
9. [3] SCREW  
10. [12] LOCKWASHER  
11. [3] PLATE  
12. [6] HOLDER  
13. [3] SCREW  
14. [12] SPRING  
15. [1] PLATE ASSEM.  
16. [3] PLATE  
17. [3] SCREW  
18. [1] PLATE  
19. [3] SCREW  
20. [13] SCREW (.312" Long)  
  [12] LOCKWASHER  
21. [12] BRUSH ASSEM.  
22. [2] WASHER  
23. [1] SEAL  
24. [1] BUSHING  
25. [1] INSULATOR  
26. [1] WASHER  
27. [2] LOCKWASHER  
28. [1] NUT  
29. [1] NUT  
 

#UE0700420308
 

3S-8473: ELECTRIC STARTING MOTOR ASSEMBLY

3S8473 ELECTRIC STARTING MOTOR ASSEMBLY--Part 3 of 3
Part of 1S8658 Electric Starter Group shown on Page 149
c113713 UE070042
3S8473 ELECTRIC STARTING MOTOR ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 621 WHEEL 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. [1] BUSHING  
23. 4M-1833 [5] SCREW (1.50" Long)  
  7M-0336 [1] SCREW (.875" Long)  
24. 9M-3158 [1] CLUTCH ASSEM.  
25. 2S-0366 [1] PINION  
26. 1M-9953 [1] SPRING  
27. 4M-1851 [1] GASKET  
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  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
34. 1S-8931 [1] KIT (Cup)  
    (Includes 2 Straight & 2 Flanged Cups)
 

#UE0700420309
 

5D-6050: BATTERY, WIRING AND LIGHTING GROUP

5D6050 BATTERY, WIRING AND LIGHTING GROUP--24 Volt--Part 1 of 2
As viewed from Rear Right Hand Side of Machine
Part of 2S6719 Direct Electric Starting Arrangement listed on Page 146. 7H7290 Disconnect
Switch Assembly parts are shown on Page 77. See Page 154 for Wiring Diagram
c123220 UE070042
5D6050 BATTERY, WIRING AND LIGHTING GROUP Parts scheme
  For full view, you need register

Parts for your 621 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2A-0762 [2] BOLT  
2. 1B-4330 [2] NUT  
3. 3B-4504 [6] LOCKWASHER  
4. 9F-3099 [1] SWITCH  
5. 4B-2043 [2] NUT  
  3B-4501 [2] LOCKWASHER  
6. 4F-2294 [2] NUT  
  [2] LOCKWASHER  
  8F-0908 [2] WASHER  
    (Parts of 9F3099 Switch)
7. 4H-8310 [1] STRAP  
8. 4D-4552 [1] WIRE ASSEM.  
9. 9F-9353 [1] TERMINAL  
10. 9F-5320 [1] TERMINAL  
11. 8B-0653 [2] INSULATOR  
    (Parts of 4D4552 Wire Assem.)
12. 4D-8123 [1] CLIP  
13. 5D-9744 [1] WIRE ASSEM.  
14. 9F-5320 [2] TERMINAL  
  8B-0653 [2] INSULATOR  
    (Parts of 5D9744 Wire Assem.)
15. 5K-8451 [3] CLIP  
16. 4H-2558 [2] GROMMET  
17. 4B-4278 [6] WASHER  
18. 4D-3502 [1] HOLDDOWN ASSEM.  
19. 3D-2367 [2] ROD  
  1D-4719 [4] NUT  
  3B-4508 [2] LOCKWASHER  
  1B-3310 [2] WASHER  
20. 4S-9219 [2] BATTERY  
21. 6D-0058 [2] HOLDDOWN  
22. 4K-8302 [1] CLIP  
23. 4D-5882 [1] CABLE ASSEM.  
24. 5M-9205 [1] TERMINAL ASSEM. (-)  
25. 5M-9204 [1] TERMINAL ASSEM. (+)  
    (Parts of 4D5882 Cable Assem.)
26. 2D-8788 [2] BOLT  
  2D-8787 [2] NUT  
    (1 each in 5M9205 & 5M9204 Terminal Assem.)
27. 5D-8582 [1] PLATE  
28. 2D-1290 [2] GROMMET  
29. 5D-5972 [1] CABLE ASSEM.  
30. 2M-0912 [1] TERMINAL  
  3D-2098 [1] TERMINAL ASSEM.  
    (Parts of 5D5972 Cable Assem.)
31. 2D-8403 [1] TERMINAL  
32. 2D-8788 [1] BOLT  
  2D-8787 [1] NUT  
33. 3D-8813 [1] CABLE ASSEM.  
34. 2M-0913 [1] TERMINAL  
  2D-2098 [1] TERMINAL ASSEM. (-)  
    (Parts of 3D8813 Cable Assem.)
35. 2D-8403 [1] TERMINAL  
36. 2D-8788 [1] BOLT  
  2D-8787 [1] NUT  
37. 5D-6009 [1] CABLE ASSEM.  
38. 2M-0912 [1] TERMINAL  
39. 2M-0913 [1] TERMINAL  
    (Parts of 5D6009 Cable Assem.)
40. 7H-7290 Y [1] SWITCH  
    (See Separate Illustration)
  8H-8648 [1] PLATE  
41. 6D-1916 [1] WIRE ASSEM.  
  7F-9224 [2] TERMINAL  
    (Part of 6D1916 Wire Assem.)
42. 6D-1667 [1] INDICATOR ASSEM.  
43. 0S-1615 [4] BOLT (.75" Long)  
    -or-
  4F-7957 [4] BOLT (.87" Long)  
  4B-4276 [4] WASHER  
  Y   SEPARATE ILLUSTRATION
 

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
Caterpillar Remanufactured Electric Starting Motors Are Improved {1453}
2011/05/16
Special Instruction
Installation of Emergency Starting Receptacles{1453, 1463}
Installation of Emergency Starting Receptacles{1453, 1463}
Starting Motor Solenoid - Replace {1467}
Starting Motor Solenoid - Replace {1467}
Solenoid (Starting Motor) − 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
Starting Motor<BR> 3S8473 24V (Delco-Remy Number 1109998)
621 ENGINE
Starter Solenoid<BR> 4M1812 24V (Delco-Remy Number 1119832)
621 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
Engine Does Not Crank with Starting Motor On and Pinion Engaging Ring Gear
37-MT, 41-MT, and 42-MT Series Starting Motors
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
Engine Does Not Crank with Starting Motor On and Pinion Engaging Ring Gear
Starting Motor - Delco 50-MT
Starting Motor Continues to Operate after Start Switch Has Been Released
Starting Motor - Delco 50-MT
Pinion Continues to Engage after Engine Starts
Starting Motor - Delco 50-MT
Starting Motor Does Not Turn or Turns Slowly
Starting Motor - Delco 50-MT
Disassembly and Assembly
Starter
621 & 623 TRACTOR-SCRAPER 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
Improved Remanufactured Heavy-Duty Starting Motors Are Available {1453}
2003/11/10

Caterpillar Parts SIS Catalog 621 :

FUEL SYSTEM
FUEL SYSTEM
FENDERS
FENDERS
WINDSHIELD
WINDSHIELD
SEAT SUSPENSION ASSEMBLY
5D-8901 SEAT SUSPENSION ASSEMBLY
SEAT FRAME AND PLATFORM
SEAT FRAME AND PLATFORM
SEAT FRAME AND PLATFORM
SEAT FRAME AND PLATFORM
SEAT FRAME AND PLATFORM
SEAT FRAME AND PLATFORM
SEAT FRAME AND PLATFORM
SEAT FRAME AND PLATFORM
CYLINDER HEAD ASSEMBLY
CYLINDER HEAD ASSEMBLY
FLYWHEEL
1S-8639 FLYWHEEL
GLOW PLUG AND WIRING GROUP
1S-8659 GLOW PLUG AND WIRING GROUP
ELECTRIC STARTER GROUP
1S-8658 ELECTRIC STARTER GROUP
SWITCH AS-SOLENOID
4M-1812 SWITCH AS-SOLENOID
ELECTRIC STARTING MOTOR ASSEMBLY
3S-8473 ELECTRIC STARTING MOTOR ASSEMBLY
ELECTRIC STARTING MOTOR ASSEMBLY
3S-8473 ELECTRIC STARTING MOTOR ASSEMBLY
ELECTRIC STARTING MOTOR ASSEMBLY
3S-8473 ELECTRIC STARTING MOTOR ASSEMBLY

Truck sale:

Caterpillar 621K WT, water trucks, Transport
699,500 
Caterpillar 621K WT, water trucks, Transport
- water trucks
HOLT OF CALIFORNIA
Caterpillar 621K, Road Scraper, Construction
379,500 
Caterpillar 621K, Road Scraper, Construction
- Road Scraper
ALTORFER INC.
 
826,455 
Caterpillar 621K, Road Scraper, Construction


Caterpillar 621K, Road Scraper, Construction
500,000 
Caterpillar 621K, Road Scraper, Construction

HOLT CAT
Caterpillar 621K, Road Scraper, Construction
435,000 
Caterpillar 621K, Road Scraper, Construction

CAROLINA CAT
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AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.