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8L5938 STARTING MOTOR ASSEMBLY Part of 5L4927 Electric Starting Motor Group shown on Page 247 D343 INDUSTRIAL ENGINE


ELECTRICAL AND STARTING SYSTEM
STARTING MOTOR GP
SOLENOID GP
SWITCH GP
SOLENOID GP
FUEL SYSTEM
GOVERNOR GP
ELECTRICAL AND STARTING SYSTEM
STARTING GP-AUTOMATIC

INDUSTRIAL ENGINE D343 INDUSTRIAL ENGINE 62B
 D343 ENGINE 62B06728-UP UEG0873S D343 62B   (1960)

ELECTRICAL AND STARTING SYSTEM

STARTING MOTOR GP
STARTING MOTOR AS
5L-5353 STARTING MOTOR AS
STARTING MOTOR ASSEMBLY
5L-4928 STARTING MOTOR ASSEMBLY
STARTING MOTOR ASSEMBLY
8L-5938 STARTING MOTOR ASSEMBLY
WHISTLE VALVE ASSEMBLY
3L-9921 WHISTLE VALVE ASSEMBLY
AIR STARTING MOTOR GROUP
7L-8249 AIR STARTING MOTOR GROUP
AIR STARTING MOTOR GROUP
4N-6509 AIR STARTING MOTOR GROUP
 

#UEG0873S0380
 

8L-5938: STARTING MOTOR ASSEMBLY

8L5938 STARTING MOTOR ASSEMBLY
Part of 5L4927 Electric Starting Motor Group shown on Page 247
c203657 UEG0873S
8L5938 STARTING MOTOR ASSEMBLY Parts scheme
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7F-3488 [6] SHOE  
  3F-0379 [12] SCREW  
  8F-6416 [1] ARMATURE ASSEM.  
  7F-3487 [1] WASHER  
    (PART OF ARMATURE ASSEM. 8F6416)
  7F-3508 [12] BRUSH ASSEM.  
  9F-9649 [1] FRAME ASSEM.  
  7F-3506 [1] BUSHING  
  2B-4602 [1] PLUG  
  7F-4539 [1] WICK  
    (PARTS OF FRAME ASSEM. 9F9649)
  7F-3493 [1] INSULATOR  
  7F-3491 [2] WASHER  
  1D-5117 [1] NUT  
  7F-3494 [1] WASHER  
  9F-4976 [1] LOCKWASHER  
  1D-4719 [1] NUT  
  9F-4976 [1] LOCKWASHER  
  4M-8487 [1] WASHER  
  1H-9721 [1] PLUG  
  7F-4391 [1] COIL ASSEM (R.H.)  
  7F-4392 [1] COIL ASSEM. (L.H.)  
  7F-4393 [1] COIL ASSEM. (LOWER)  
  7F-3502 [1] INSULATION  
    (FIELD COIL)
  7F-3503 [1] INSULATION  
    (FIELD COIL AND TERMINAL)
  7F-3504 [1] INSULATION  
    (FIELD COIL AND SEAL)
  1H-2629 [3] INSULATOR  
  7F-3531 [6] BOLT  
  8H-3481 [6] LOCKWASHER  
  4B-1221 [3] SCREW  
  7F-3529 [3] WASHER  
  8H-0878 [3] LOCKWASHER  
  7F-3534 [1] COVER ASSEM.  
  2F-7888 [2] SCREW  
    (PART OF COVER ASSEM. 7F3534)
  1L-7345 [1] BEARING ASSEM.  
  9F-2546 [1] BUSHING  
  9F-2547 [1] WICK  
  2B-4602 [1] PLUG  
  7F-3536 [1] SEAL  
    (PARTS OF BEARING ASSEM. 1L7345)
  1S-2493 [1] PLATE ASSEM.  
  7F-3510 [1] STUD ASSEM.  
  7F-3525 [12] WASHER  
  7F-3520 [1] PLATE  
  [3] PLATE  
  2L-6679 [3] PLATE  
  4B-1311 [3] SCREW (SHORT)  
  5H-6467 [3] SCREW (LONG)  
  7H-2079 [6] LOCKWASHER  
  7F-3521 [3] PLATE  
  3H-3697 [3] PIN  
  7H-2079 [3] LOCKWASHER  
  7F-3512 [12] SPRING  
  7F-3522 [3] SCREW  
  7H-2079 [3] LOCKWASHER  
  7F-3513 [6] HOLDER  
  9F-4976 [2] LOCKWASHER  
  7F-3541 [8] BOLT  
  1L-4789 [8] LOCKWASHER  
  1L-7346 [1] GASKET  
  7F-3490 [1] STUD  
  1D-4719 [1] NUT (.437" THICK)  
  1D-5117 [1] NUT (.312" THICK)  
  7F-3494 [2] WASHER  
  7F-3491 [1] WASHER  
  7F-3493 [1] INSULATOR  
  2B-4602 [1] PLUG  
  7F-3539 [1] WICK  
  7F-3538 [1] BUSHING  
    (PARTS OF HOUSING ASSEM. 1L7347)
  1L-7340 [1] DRIVE ASSEM.  
  4B-1273 [1] SCREW  
  [1] STOP  
  7F-5452 [1] SPRING  
    (PARTS OF DRIVE ASSEM. 1L7340)
  1L-7347 [1] HOUSING ASSEM.  
  9F-7216 [1] SCREW  
  9F-7215 [1] LOCKRING  
    (PARTS OF DRIVE ASSEM. 1L7340)
  1B-8710 [2] KEY  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  3N-3763 [2] KIT (terminal insulator)  
    (Each Consists of Bushings, Washer and Insulator)
 

#UEG0873S0381
 

4M-1812: SWITCH AS-SOLENOID

4M1812 SOLENOID SWITCH ASSEMBLY
Part of 5L5353 Starting Motor Assembly shown on Pages 249 and 251
c228187 UEG0873S
4M1812 SWITCH AS-SOLENOID Parts scheme
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-1269 C [1] TERMINAL & PLATE AS  
  4M-1834 [1] PLATE-TERMINAL  
2. 7F-4907 [1] STRIP-INSULATION  
3. 3H-3681 [2] NUT-FULL  
4. 3B-4508 [4] LOCKWASHER  
5. 3H-3680 [2] NUT-JAM  
6. 7F-3494 [2] WASHER-STUD  
7. 4M-1836 [2] INSULATOR  
8. 4M-1837 [2] BUSHING  
9. 7F-4906 [1] STUD-TERMINAL  
10. 4M-2800 [1] TERMINAL  
11. 7N-1271 [1] TERMINAL AS  
12. 4M-5274 [1] SCREW-MACHINE (HEX HEAD)  
  5P-9132 C [1] SCREW-WASHER HEAD (TRUSS HEAD)  
13. 1P-3879 [1] LEAD AS  
14. 4M-3217 [2] SCREW  
15. 9G-6770 C [1] CONTACT AS  
16. 4M-1813 [1] CASE & COIL AS  
17. 1F-0073 [2] CLAMP  
18. 4M-1815 [1] SPRING-CONTACT  
19. 9M-7657 [4] NUT-SEALING  
  9S-4489 [4] SCREW AS  
20. 9S-4490 [4] GASKET-PLATE  
  C   CHANGE FROM PREVIOUS TYPE
 

#UEG0873S0382
 

7M-4291: MAGNETIC SWITCH ASSEMBLY

7M4291 MAGNETIC SWITCH ASSEMBLY
Part of 5L4927 Electric Starting Motor Group shown on Page 246B
c203785 UEG0873S
7M4291 MAGNETIC SWITCH ASSEMBLY Parts scheme
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7M-7548 [1] CONTACT  
2. 7F-7622 [2] NUT  
  7H-2079 [2] LOCKWASHER  
3. 6H-5431 [2] NUT  
  6H-8351 [2] LOCKWASHER  
  9B-9082 [2] WASHER  
4. 7M-7547 [1] CASE & COIL ASSEM.  
5. 1S-9371 C [1] SPRING  
6. 2S-1536 [1] PLUNGER ASSEM.  
7. 7F-4795 [1] GASKET  
8. 7M-7552 [1] CAP ASSEM.  
9. 7F-4797 [1] GASKET  
10. 5H-7797 [1] COVER  
11. 7M-7553 [1] SPRING  
12. 7M-7621 [2] WASHER  
13. 1S-9372 [1] WASHER  
14. [1] WASHER  
15. 7M-7549 [1] WASHER  
16. 3H-0442 [3] SEAL  
  C   INDICATES CHANGE
 

#UEG0873S0383
 

6N-5123: SWITCH AS-SOLENOID

6N5123 SOLENOID SWITCH ASSEMBLY--24 Volt
Part of 4N3350 Electric Starting Motor Group shown on Page 247B
AN ATTACHMENT
c229022 UEG0873S
6N5123 SWITCH AS-SOLENOID Parts scheme
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

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. 7F-4906 C [1] STUD  
10. 7N-0909 [1] TERMINAL ASSEM.  
11. 9S-4490 [1] GASKET  
12. 4M-5274 [1] SCREW (large)  
    -OR-
  5P-9132 C [1] SCREW (small)  
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
 

#UEG0873S0384
 

3N-8871: PANEL ASSEMBLY

3N8871 PANEL ASSEMBLY
Refer to Automatic Start-Stop Chart shown on Page 254C for usage
c154394 UEG0873S
3N8871 PANEL ASSEMBLY Parts scheme
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5L-8546 [1] STRIP  
2. 8L-5335 [1] STRIP  
3. 4D-1260 [3] STRIP  
4. 3N-8870 [1] PANEL  
5. 9M-4492 [1] CONNECTOR  
6. 5P-0696 H CONDUIT 58.5 cm(23 in.)  
7. 8B-4592 [1] CLIP  
8. 9M-4493 [1] FERRULE  
9. 8M-4239 [1] BRACKET (use as required)  
10. 0S-0509 [2] BOLT (use as required)  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
11. 9B-7155 [6] SCREW  
  4B-2047 [6] NUT  
  3B-4502 [6] LOCKWASHER  
12. 3N-7301 [1] STRIP  
13. 1S-0996 [1] CLIP  
  H   ORDER BY THE CENTIMETRE
 

#UEG0873S0385
 

3N-8871: PANEL ASSEMBLY

3N8871 PANEL ASSEMBLY--Type 2
Refer to Automatic Start-Stop Arrangement listed on Page 254C for usage
AN ATTACHMENT
c210978 UEG0873S
3N8871 PANEL ASSEMBLY Parts scheme
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5L-8546 [1] STRIP  
2. 8L-5335 [1] STRIP  
3. 4D-1260 [3] STRIP  
4. 5N-2840 C [1] CLIP  
5. 3N-9696 C [1] CONNECTOR  
6. 5P-1276 CH CONDUIT 59 cm(23.23 in.)  
7. 4S-4455 C [1] CLIP  
8. 3N-9697 C [1] FERRULE  
9. 8M-4239 [1] BRACKET (use as required)  
10. 0S-0509 [2] BOLT (use as required)  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
11. 9B-7155 [6] SCREW  
  4B-2047 [6] NUT  
  3B-4502 [6] LOCKWASHER  
12. 3N-7301 [1] STRIP  
  C   INDICATES CHANGE
  H   ORDER BY THE CENTIMETRE
 

#UEG0873S0386
 

AUTOMATIC START-STOP CHART

AUTOMATIC START-STOP CHART--Part 1 of 2
UEG0873S0386 UEG0873S
None AUTOMATIC START-STOP CHART Parts scheme
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#UEG0873S0387
 

AUTOMATIC START-STOP CHART

AUTOMATIC START-STOP CHART--Part 2 of 2
UEG0873S0386 UEG0873S
None AUTOMATIC START-STOP CHART Parts scheme
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#UEG0873S0388
 

2N-2400: AUTOMATIC START-STOP ARRANGEMENT

2N2400 AUTOMATIC START-STOP ARRANGEMENT--24 Volt
FOR USE WITH WOODWARD GOVERNOR. Only separate parts serviced
When complete Arrangement is required order 3N874. AN ATTACHMENT
UEG0873S0388 UEG0873S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5L-4927 Y [1] STARTING MOTOR GROUP  
  5L-6546 Y [1] JUNCTION BOX BROUP  
    - OR -
  2N-4392 Y [1] JUNCTION BOX GROUP  
  8L-4849 Y [1] WIRING GROUP  
  2N-2401 Y [1] CONTACTOR GROUP  
  2N-2385 [1] RACK SHUT-OFF SOLENOID  
  Y   SEPARATE ILLUSTRATION
 

#UEG0873S0389
 

3N-0874: AUTOMATIC START-STOP ARRANGEMENT

3N874 AUTOMATIC START-STOP ARRANGEMENT--24 Volt
FOR USE WITH WOODWARD GOVERNOR
AN ATTACHMENT
UEG0873S0389 UEG0873S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  8L-4849 Y [1] WIRING GROUP  
  2N-2401 Y [1] CONTACTOR GROUP  
  3N-0746 Y [1] ELECTRIC STARTING MOTOR GROUP  
  3N-0859 Y [1] JUNCTION BOX GROUP  
  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
12-Volt Starter Solenoid Available For 7T2265 And 7T2266 Starting Motors
1987/02/01
Modification To Prevent Starter From Remaining Engaged With Flywheel After Engine Starts
1987/03/01
Testing The Starter On The Engine
1987/05/01
Remanufactured Heavy-Duty Starters And High-Amp Alternators
1987/06/01
Be Sure Battery Cable To Starter Connection Has Correct Torque
1988/03/01
Magnetic Switches (Starter Relays) Improved
1988/03/01
Improved Remanufactured Electric Starting Motors are Now Available {1453}
2003/11/01
Special Instruction
Installation of Electric Starting Motors{1453}
Installation of Electric Starting Motors{1453}
Caterpillar PRELUB<SUP>&reg;</SUP> Diagnostics{1469}
Caterpillar PRELUB® Diagnostics{1469}
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
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
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
Replacement Of Brush Holder Pins In Delco-Remy Electric Starting Motors{1453}
1982/06/28
Adjust Bosch Solenoid If Replaced Or Reinstalled{1407,1453}
1986/11/10
12-Volt Starter Solenoid Available For 7T2265 And 7T2266 Starting Motors{1407}
1987/02/16
Modification To Prevent Starter From Remaining Engaged With Flywheel After Engine Starts{1400,1450}
1987/03/16
Testing The Starter On The Engine{1401,1450}
1987/05/04
Remanufactured Heavy-Duty Starters And High-Amp Alternators{1405,1453}
1987/05/25
Be Sure Battery Cable-To-Starter Connection Has Correct Torque{1453}
1988/03/14
Magnetic Switches (Starter Relays) Improved{1450}
1988/03/14
Two Plug Assemblies (Booster Cables) Are Available To Start Machines{1401,1453}
1979/11/05
Limitations On Engine Cranking Time{1453,1401}
1989/03/27
Causes And Effects Of Low Battery Voltage On Electric Starters{1401,1453,1467}
1989/04/24

Caterpillar Parts SIS Catalog D343 :

STARTING MOTOR ASSEMBLY
5L-4928 STARTING MOTOR ASSEMBLY
STARTING MOTOR AS
5L-5353 STARTING MOTOR AS
STARTING MOTOR AS
5L-5353 STARTING MOTOR AS
STARTING MOTOR AS
5L-5353 STARTING MOTOR AS
STARTING MOTOR AS
5L-5353 STARTING MOTOR AS
MOTOR GP-ELECTRIC STARTING
4N-3350 MOTOR GP-ELECTRIC STARTING
MOTOR GP-ELECTRIC STARTING
4N-3350 MOTOR GP-ELECTRIC STARTING
ELECTRIC STARTING MOTOR GROUP
3N-0746 ELECTRIC STARTING MOTOR GROUP
SWITCH AS-SOLENOID
4M-1812 SWITCH AS-SOLENOID
MAGNETIC SWITCH ASSEMBLY
7M-4291 MAGNETIC SWITCH ASSEMBLY
SWITCH AS-SOLENOID
6N-5123 SWITCH AS-SOLENOID
PANEL ASSEMBLY
3N-8871 PANEL ASSEMBLY
PANEL ASSEMBLY
3N-8871 PANEL ASSEMBLY
AUTOMATIC START-STOP CHART
AUTOMATIC START-STOP CHART
AUTOMATIC START-STOP CHART
AUTOMATIC START-STOP CHART
2N-2400 AUTOMATIC START-STOP ARRANGEMENT

Truck sale:

1999 CAT D343
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1999 CAT D343

REICAL
CAT D343
USD $9,850 
CAT D343

Elite Equipment Pros, LLC
Parker, Colorado 80138
CAT D343
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CAT D343

JW Bell LLC
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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.