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4M1812 SOLENOID SWITCH ASSEMBLY--24 Volt Part of 9N543, 9G5585, 6N8677 & 5L5353 Electric Starting Motor Groups shown on Pages 265C, 266F, 279A, 284 and 286 3412


ELECTRICAL AND STARTING SYSTEM
SOLENOID GP
SWITCH GP

ENGINE - MACHINE 3412 ENGINE - MACHINE 38S
 3412 INDUSTRIAL ENGINE 38S00001-13235 SEBP1101 3412 38S   (2018)

ELECTRICAL AND STARTING SYSTEM

SOLENOID GP
SOLENOID AS
9S-7976 SOLENOID AS
SWITCH AS-SOLENOID
4M-1812 SWITCH AS-SOLENOID
SOLENOID AS
3T-3369 SOLENOID AS
SOLENOID AS-STARTER
3T-4704 SOLENOID AS-STARTER
SOLENOID AS
3T-3421 SOLENOID AS
 

#SEBP11011110
 

4M-1812: SWITCH AS-SOLENOID

4M1812 SOLENOID SWITCH ASSEMBLY--24 Volt
Part of 9N543, 9G5585, 6N8677 & 5L5353 Electric Starting Motor Groups shown on
Pages 265C, 266F, 279A, 284 and 286
c228187 SEBP1101
4M1812 SWITCH AS-SOLENOID Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

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
 

#SEBP11011111
 

3T-3369: SOLENOID AS

3T3369 SOLENOID SWITCH ASSEMBLY-24 VOLT
Part Of 9G5584 Electric Starting Motor Group
c181240 SEBP1101
3T3369 SOLENOID AS Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9M-7657 [4] NUT-SEALING  
2. 8S-8023 [1] COVER AS  
3. 8S-8024 [1] GASKET-COVER  
4. 3T-3370 [1] CORE AS  
5. 8S-1528 [1] BOOT  
   
    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  
 

#SEBP11011112
 

3T-4704: SOLENOID AS-STARTER

3T4704 SOLENOID ASSEMBLY-24 VOLT
Part Of 3T2650 Electric Starting Motors
Field Replacement Order 3T3421-Page 294C
An Attachment
c310335 SEBP1101
3T4704 SOLENOID AS-STARTER Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9G-6770 [1] CONTACT AS  
2. 4M-1815 [1] SPRING-CONTACT  
3. 4M-5274 [3] SCREW-MACHINE  
4. 6T-1121 [1] GASKET-TERMINAL PLATE  
5. 045-4065 [4] SCREW-MACHINE  
  4B-4274 [8] WASHER  
  6V-8378 [4] NUT  
6. 6T-1120 [1] BUSHING  
7. 6T-1124 [1] TERMINAL AS  
8. 3H-3680 [3] NUT-JAM  
  4B-4280 [3] WASHER  
  9F-4976 [2] LOCKWASHER  
9. 4B-2049 [3] NUT  
  4B-4274 [3] WASHER  
  3B-4502 [2] LOCKWASHER  
10. 6T-0362 [1] INSULATOR  
 

#SEBP11011113
 

3T-3421: SOLENOID AS

3T3421 SOLENOID ASSEMBLY-24 VOLT
Part Of 3T8953, 3T8949, 3T2785, 3T2649 & 3T2780 Electric Starting Motor Gp
Provides Field Replacement For 3T4704 Shown On Page 294A
c302523 SEBP1101
3T3421 SOLENOID AS Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9G-6770 [1] CONTACT ASSEM.  
2. 4M-1815 [1] SPRING  
3. 4M-5274 [3] SCREW  
4. 6T-1121 [1] GASKET  
5. 045-4065 [4] SCREW  
  4B-4274 [8] WASHER  
  4B-2049 [4] NUT  
6. 6T-1120 [1] BUSHING  
7. 6T-1119 [1] TERMINAL ASSEM.  
    (Includes)
8. 3H-3680 [3] NUT  
  4B-4280 [3] WASHER  
  9F-4976 [2] LOCKWASHER  
9. 4B-2049 [3] NUT  
  4B-4274 [3] WASHER  
  3B-4502 [2] LOCKWASHER  
10. 6T-0362 [1] INSULATOR  
 

#SEBP11011114
 

7T-8854: SOLENOID AS-STARTING MOTOR

7T8854 SOLENOID AS
24 Volt
Starting Motors-Electric
c332803 SEBP1101
7T8854 SOLENOID AS-STARTING MOTOR Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9G-6770 [1] CONTACT AS  
2. 4M-1815 [1] SPRING-CONTACT  
3. 4M-5274 [3] SCREW-MACHINE  
4. 6T-1121 [1] GASKET-TERMINAL PLATE  
5. 045-4065 [4] SCREW-MACHINE  
  4B-4274 [8] WASHER  
  6V-8378 [4] NUT  
6. 6T-1120 [1] BUSHING  
7. 6T-1124 [1] TERMINAL AS  
8. 3H-3680 [3] NUT-JAM  
  4B-4280 [3] WASHER  
  9F-4976 [2] LOCKWASHER  
9. 4B-2049 [3] NUT  
  4B-4274 [3] WASHER  
  3B-4502 [2] LOCKWASHER  
10. 6T-0362 [1] INSULATOR  
 

#SEBP11011115
 

3T-8635: SOLENOID AS

3T8635 SOLENOID ASSEMBLY-24 VOLT
Part Of 6T640 Electric Starting Motor Groups
c305791 SEBP1101
3T8635 SOLENOID AS Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9M-7657 [4] NUT  
2. 8S-8023 [1] COVER ASSEM.  
    (Includes)
3. 8S-8024 [1] GASKET  
4. 3T-3370 [1] CORE ASSEM.  
5. 8S-1528 [1] BOOT  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  6T-3701 C [1] KIT (Terminal)  
  9S-8688 [1] KIT (Core-Contact End)  
  8S-1527 [1] KIT (Core-Yoke End)  
  C   INDICATES CHANGE
 

#SEBP11011116
 

3T-5051: SOLENOID AS

3T5051 SOLENOID ASSEMBLY-32 VOLT
Part Of 3T2656, 3T2651, 3T2779, 3T2773 & 3T8943 Electric Starting Motors
An Attachment
c302821 SEBP1101
3T5051 SOLENOID AS Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9G-6770 [1] CONTACT ASSEM.  
2. 4M-1815 [1] SPRING  
3. 4M-5274 [3] SCREW  
4. 6T-1121 [1] GASKET  
5. 045-4065 [4] SCREW  
  4B-4274 [8] WASHER  
  4B-2049 [4] NUT  
6. 6T-1120 [1] BUSHING  
7. 6T-1124 C [1] TERMINAL ASSEM.  
    (Includes)
8. 3H-3680 [3] NUT  
  4B-4280 [3] WASHER  
  9F-4976 [2] LOCKWASHER  
9. 4B-2049 [3] NUT  
  4B-4274 [3] WASHER  
  3B-4502 [2] LOCKWASHER  
10. 6T-0362 [1] INSULATOR  
  C   INDICATES CHANGE
 

#SEBP11011117
 

6N-5123: SWITCH AS-SOLENOID

6N5123 SOLENOID SWITCH ASSEMBLY
Part of 4N957, 6N3122, 4N959 and 4N3349 Electric Starting Motor Groups
shown on Pages 270, 272, 278 and 290
c229022 SEBP1101
6N5123 SWITCH AS-SOLENOID Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

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
 

#SEBP11011118
 

5L-8595: SWITCH AS-SOLENOID

5L8595 SOLENOID SWITCH ASSEMBLY--32 Volt--Type 1
Part of 4N5471, 6N3087 and 6N3226 Electric Starting Motor Groups
shown on Pages 274, 276 and 281
c112847 SEBP1101
5L8595 SWITCH AS-SOLENOID Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4M-5274 [1] SCREW  
  4M-2800 [1] TERMINAL  
    (PART OF TERMINAL ASSEM.4M1816)
  7F-4913 [1] GASKET  
  4M-1816 [1] TERMINAL ASSEM  
  9M-7657 [4] NUT  
    -OR-
  8H-4180 [4] SCREW  
  7F-3494 [2] WASHER  
  3H-3680 [2] NUT  
  3B-4508 [4] LOCKWASHER  
  3H-3681 [2] NUT  
  7F-4906 [1] STUD  
    (RIGHT HAND)
  4M-1835 [1] STUD  
    (LEFT HAND)
  4M-1836 [2] INSULATOR  
  4M-1837 [2] BUSHING  
    (PARTS OF TERMINAL ASSEM.4M1816)
  1P-3879 [1] LEAD ASSEM.  
  4M-3217 [2] SCREW  
  1F-0073 [2] CLIP  
  4M-1834 [1] PLATE  
  7F-4907 [1] STRIP  
    (PARTS OF TERMINAL ASSEM.4M1816)
  4M-1815 [1] SPRING  
  5L-8820 [1] CASE ASSEM.  
  4M-1814 [1] CONTACT ASSEM.  
 

#SEBP11011119
 

7N-1269: TERMINAL & PLATE AS

7N1269 TERMINAL ASSEMBLY
Part Of 5L8595 Solenoid Switch Assembly
c217796 SEBP1101
7N1269 TERMINAL & PLATE AS Parts scheme
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7F-4907 [1] STRIP-INSULATION  
2. 4M-1834 [1] PLATE-TERMINAL  
3. 4M-1836 [2] INSULATOR  
4. 3H-3681 [2] NUT-FULL  
5. 7F-4906 C [1] STUD-TERMINAL  
6. 7N-1271 [1] TERMINAL AS  
7. 3B-4508 [4] LOCKWASHER  
8. 3H-3680 [2] NUT-JAM  
9. 7F-3494 [2] WASHER-STUD  
10. 4M-2800 [1] TERMINAL  
11. 4M-1837 [2] BUSHING  
  C   CHANGE FROM PREVIOUS TYPE
 

Information:

Engine News
Plunger Movement Must Be Adjusted When New Rack Shut-Off Solenoid Is Installed
1980/02/27
New Rack Shutoff Solenoid Available
1983/03/16
12-Volt Starter Solenoid Available For 7T2265 And 7T2266 Starting Motors
1987/02/01
Adjust Bosch Solenoid If Replaced Or Reinstalled
1988/01/01
Magnetic Switches (Starter Relays) Improved
1988/03/01
New Fuel Shutoff Solenoid Assembly Used
1988/11/01
Air Starter Relay Valve Improved
1991/07/01
Improved Governor Servo Components Available For Use With Energize To Run Solenoids; Energize To Run Solenoid Stop Bolt Adjustment Procedure{1264,1259}
1996/06/12
New Fuel Shutoff Solenoids Provide Longer Service Life {7418}
1999/11/01
Correct Adjustment Of Fuel Shut-Off Solenoid Shaft Can Prevent Failures
1977/07/13
Special Instruction
Installation Of 2N2384 And 2N2385 Solenoids{1259, 1400}
Installation Of 2N2384 And 2N2385 Solenoids{1259, 1400}
Specifications
Starter Motor Solenoids
3412 INDUSTRIAL AND MARINE ENGINES
Shutoff Solenoids
3412 INDUSTRIAL AND MARINE ENGINES
Disassembly and Assembly
Fuel Shutoff Solenoid
3408C & 3412C INDUSTRIAL ENGINES
Service Magazine
Plunger Movement Must Be Adjusted When New Rack Shut-Off Solenoid Is Installed{1259}
1980/02/25
New Rack Shutoff Solenoid Available{1257,1259}
1983/02/28
Adjust Bosch Solenoid If Replaced Or Reinstalled{1407,1453}
1986/11/10
Correct Adjustment Of Fuel Shut-Off Solenoid Shaft Can Prevent Failures{1259}
1977/08/08
12-Volt Starter Solenoid Available For 7T2265 And 7T2266 Starting Motors{1407}
1987/02/16
Magnetic Switches (Starter Relays) Improved{1450}
1988/03/14
New Fuel Shutoff Solenoid Assembly Used{1259}
1988/10/31
To Prevent A Possible Change In The Fuel Rack Setting, A Specific Assembly Procedure Must Be Used To Tighten The Bolt On The Governor Stop Collar{1259,1257,1250}
1979/07/02
Causes And Effects Of Low Battery Voltage On Electric Starters{1401,1453,1467}
1989/04/24
Air Starter Relay Valve Improved{1462}
1991/06/24
Relay Replacement Kits Available To Replace Relays In Engine Mounted Junction Box{1423,1422}
1992/11/09
Improved Governor Servo Components Available For Use With Energize To Run Solenoids; Energize To Run Solenoid Stop Bolt Adjustment Procedure{1264,1259}
1996/06/03
Improved Starter Solenoid Assemblies Available {1467,1518}
1996/09/02

Caterpillar Parts SIS Catalog 3412 :

SOLENOID AS
9S-7976 SOLENOID AS
STARTING MOTOR GP-ELECTRIC
6T-0640 STARTING MOTOR GP-ELECTRIC
STARTING MOTOR GP-ELECTRIC
6T-0640 STARTING MOTOR GP-ELECTRIC
STARTING MOTOR GP-ELECTRIC
3T-8949 STARTING MOTOR GP-ELECTRIC
STARTING MOTOR GP-ELECTRIC
3T-8949 STARTING MOTOR GP-ELECTRIC
STARTING MOTOR GP-ELECTRIC
3T-8949 STARTING MOTOR GP-ELECTRIC
STARTING MOTOR GP-ELECTRIC
3T-8953 STARTING MOTOR GP-ELECTRIC
STARTING MOTOR GP-ELECTRIC
3T-8953 STARTING MOTOR GP-ELECTRIC
SOLENOID AS
3T-3369 SOLENOID AS
SOLENOID AS-STARTER
3T-4704 SOLENOID AS-STARTER
SOLENOID AS
3T-3421 SOLENOID AS
SOLENOID AS-STARTING MOTOR
7T-8854 SOLENOID AS-STARTING MOTOR
SOLENOID AS
3T-8635 SOLENOID AS
SOLENOID AS
3T-5051 SOLENOID AS
SWITCH AS-SOLENOID
6N-5123 SWITCH AS-SOLENOID
SWITCH AS-SOLENOID
5L-8595 SWITCH AS-SOLENOID

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