7S3622 STARTING MOTOR GROUP--24 Volt Serial No. 47J1580, 1644, 1647, 1688 to 1714, 1716, 1723, 1803 to 2178 and 47J2180 to 47J2222 inclusive. 1P7838 & 1P7839 Starting Motor parts are shown on Pages 44A-2 through 44A-6 D6C

ELECTRICAL AND STARTING SYSTEM

STARTING MOTOR GP

0. 7S-3622 STARTING M
1. 3A-1590 STARTING M

SOLENOID GP

2. 9S-7976 SOLENOID A

STARTING MOTOR GP

3. 1P-7838 MOTOR GROU
4. 1P-7838 MOTOR GROU
5. 1P-7838 MOTOR GROU
6. 1P-7839 MOTOR GROU
7. 1P-7839 MOTOR GROU
8. 3A-1872 STARTING M
9. 3A-1872 STARTING M
0. INFORMATION

TRACK-TYPE TRACTOR D6C TRACK-TYPE TRACTOR 47J
D6C TRACTOR 47J00001-02559 (MACHINE) UEH0585S D6C 47J (1968)

ELECTRICAL AND STARTING SYSTEM

STARTING MOTOR GP

7S-3622 STARTING MOTOR GP-ELECTRIC

3A-1590 STARTING MOTOR

1P-7838 MOTOR GROUP

#UEH0585S0150

7S-3622: STARTING MOTOR GP-ELECTRIC

STARTING MOTOR GP-ELECTRIC

7S3622 STARTING MOTOR GROUP--24 Volt
Serial No. 47J1580, 1644, 1647, 1688 to 1714, 1716, 1723, 1803 to 2178
and 47J2180 to 47J2222 inclusive. 1P7838 & 1P7839 Starting Motor parts
are shown on Pages 44A-2 through 44A-6

c113238 UEH0585S

7S3622 STARTING MOTOR GP-ELECTRIC Parts scheme

For full view, you need register

Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
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

#UEH0585S0151

3A-1590: STARTING MOTOR

STARTING MOTOR

STARTING MOTOR (3A1590 N/S)
Serial No. 47J2179 and 47J2223-Up
3A1872 Starting Motor parts are shown on Pages 44A-7 & 44A-8

c203694 UEH0585S

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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8S-2332 C	[3]	BOLT
	3B-4510	[3]	LOCKWASHER
2.	4H-7869	[1]	GASKET
3.	3A-1872 Y	[1]	MOTOR ASSEM.
			(Separate Illustration)
4.	9F-4337	[1]	WIRE ASSEM.
			(Includes)
5.	7F-8032	[1]	TERMINAL
6.	9F-5509	[2]	INSULATOR
7.	9F-3068	[1]	TERMINAL
	C		INDICATES CHANGE
	Y		SEPARATE ILLUSTRATION

#UEH0585S0152

9S-7976: SOLENOID AS

SOLENOID AS

9S7976 SOLENOID ASSEMBLY--24 Volt
Serial No. 47J1580, 1644, 1647, 1688 to 1714, 1716, 1723, 1803 to 2178,
and 47J2180 to 47J2222 inclusive. Part of 1P7839 Motor Group shown
on Page 44A-5

c109505 UEH0585S

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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	4B-2049	[4]	NUT
2.	8S-8023	[1]	COVER ASSEM.
3.	8S-8024	[1]	GASKET
			(Part of 8S8023 Cover Assem.)
4.	9B-7235	[1]	SCREW
	9B-7233	[1]	LOCKWASHER
5.	8S-1528	[1]	BOOT
6.	8S-8021	[1]	CORE ASSEM.
			The following Repair Kits are available:
	8S-1524	[1]	KIT (Terminal Stud-Battery)
	8S-1525	[1]	KIT (Terminal Stud-Motor)
	9S-8688	[1]	KIT (Core-Contact End)
	8S-1527	[1]	KIT (Core-Yoke End)

#UEH0585S0153

1P-7838: MOTOR GROUP

MOTOR GROUP

1P7838 MOTOR GROUP--Delco-Remy--24 Volt--Part 1 of 3
Serial No. 47J1580, 1644, 1647, 1688 to 1714, 1716, 1723, 1803 to 2178 and 47J2180 to 47J2222 inclusive
Part of 7S3622 Starting Motor Group shown on Page 44A. 4M1812 Switch parts are shown on Page 44
Only separate parts serviced. When complete Group is required order 1P7837

c139271 UEH0585S

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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7F-4556	[4]	BOLT
2.	1L-4789	[4]	LOCKWASHER
3.	4M-1844	[1]	FRAME ASSEM.
4.	7S-9826	[1]	PLUG
5.	3S-2398	[1]	BUSHING
6.	2B-4602	[1]	PLUG
7.	9F-2547	[1]	WICK
8.	2L-8166	[1]	WASHER
9.	4M-1868	[1]	ARMATURE ASSEM.
10.	3L-3380	[1]	BUSHING
11.	4M-1839	[1]	COIL ASSEM.
12.	9H-3757	[2]	WASHER
13.	7F-3494	[1]	WASHER
14.	4M-1841	[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.	3F-0379	[8]	SCREW
20.	4M-1840	[1]	INSULATOR
21.	4M-1831	[2]	PLUG
22.	4M-1832	[2]	GASKET
23.	1H-2629	[2]	STRIP
24.	8H-1141	[4]	SHOE
	Y		SEPARATE ILLUSTRATION

#UEH0585S0154

1P-7838: MOTOR GROUP

MOTOR GROUP

1P7838 MOTOR GROUP--Delco-Remy--24 Volt--Part 2 of 3
Serial No. 47J1580, 1644, 1647, 1688 to 1714, 1716, 1723, 1803 to 2178 and 47J2180 to 47J2222 inclusive
Part of 7S3622 Starting Motor Group shown on Page 44A. Only separate parts serviced
When complete Group is required order 1P7837

c203074 UEH0585S

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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	4M-1849	[1]	LEAD ASSEM.
2.	4M-0189	[1]	SEAL
3.	7F-3529	[3]	WASHER
4.	8H-0878	[3]	LOCKWASHER
5.	4B-1221	[3]	SCREW
6.	4M-1846	[1]	PLATE ASSEM.
7.	7F-3525	[8]	BUSHING
8.	7F-4550	[1]	PLATE
9.	5H-6467	[2]	SCREW
10.	7H-2079	[8]	LOCKWASHER
11.	2L-6679	[2]	PLATE
12.	7F-4546	[4]	HOLDER
13.	7F-3522	[2]	SCREW
14.	7F-3512	[8]	SPRING
15.	9M-7652 C	[1]	PLATE ASSEM.
16.	7F-4549	[2]	PLATE
17.	4B-1311	[2]	SCREW
18.	7F-4545	[1]	PLATE
19.	3H-3697	[2]	SCREW
20.	2F-2860	[6]	SCREW (.312" long)
	4B-1220	[2]	SCREW (.375" long)
	3B-4501	[8]	LOCKWASHER
21.	4M-1845	[8]	BRUSH ASSEM.
22.	7F-3491	[2]	WASHER
23.	8F-9206	[1]	SEAL
24.	4M-1847	[1]	BUSHING
25.	4M-1848	[1]	INSULATOR
26.	7F-3494	[1]	WASHER
27.	3B-4508	[2]	LOCKWASHER
28.	1D-5117	[1]	NUT
29.	1D-4719	[1]	NUT
	C		INDICATES CHANGE

#UEH0585S0155

1P-7838: MOTOR GROUP

MOTOR GROUP

1P7838 MOTOR GROUP--Delco-Remy--24 Volt--Part 3 of 3
Serial No. 47J1580, 1644, 1647, 1688 to 1714, 1716, 1723, 1803 to 2178 and 47J2180 to 47J2222 inclusive
Part of 7S3622 Starting Motor Group shown on Page 44A. Only separate parts serviced
When complete Group is required order 1P7837

c136639 UEH0585S

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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
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.	4M-1850	[1]	HOUSING ASSEM.
9.	9F-2547	[1]	WICK
10.	2B-4602	[1]	PLUG
11.	1M-9968	[1]	BUSHING
12.	2F-6678	[1]	SEAL
13.	2H-3429	[2]	RING
14.	4L-2729	[1]	WASHER
15.	4M-1853	[1]	LEVER ASSEM.
16.	3F-2617	[1]	NUT
17.	4M-1832	[1]	GASKET
18.	4M-1831	[1]	PLUG
19.	1S-0297	[1]	HOUSING ASSEM.
20.	4M-1896	[1]	BUSHING
21.	4M-1833	[5]	SCREW (1.50" long)
	7M-0336	[1]	SCREW (.875" long)
22.	8S-8036	[1]	CLUTCH ASSEM.
23.	4M-1851	[1]	GASKET
24.	4M-1854	[1]	SHAFT
25.	2D-6392	[1]	SEAL
26.	7F-4556	[5]	BOLT
27.	1L-4789	[5]	LOCKWASHER
28.	4M-0189	[1]	SEAL
29.	1M-9971	[1]	SPACER

#UEH0585S0156

1P-7839: MOTOR GROUP

MOTOR GROUP

1P7839 MOTOR GROUP--Prestolite--24 Volt--Part 1 of 2
Serial No. 47J1580, 1644, 1647, 1688 to 1714, 1716, 1723, 1803 to 2178 and 47J2180 to 47J2222 inclusive
Part of 7S3622 Starting Motor Group shown on Page 44A. 9S7976 Solenoid parts are shown on Page 44A-1
Only separate parts serviced. When complete Group is required order 1P7837

c112280 UEH0585S

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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1D-5117	[2]	NUT
2.	3B-4508	[6]	LOCKWASHER
3.	8S-1562	[1]	CONNECTOR
4.	3H-3680	[1]	NUT
5.	8S-4683	[1]	KIT (Field Terminal Stud)
			(Includes Stud, Bushing & Washers)
6.	1D-4719	[3]	NUT
7.	9S-7976 Y	[1]	SOLENOID ASSEM.
			(See Separate Illustration)
8.	6H-3622	[4]	SCREW
	3B-4504	[4]	LOCKWASHER
	3K-6116	[4]	WASHER
9.	4M-3217	[2]	SCREW
10.	4B-1220	[3]	SCREW
11.	8S-1553	[1]	GASKET
12.	3B-4502	[7]	LOCKWASHER
13.	1P-7831	[1]	HEAD ASSEM. (Commutator End)
14.	2B-4602	[1]	PLUG
15.	1P-7832	[1]	KIT (Bearing & Wick)
16.	8S-4679	[1]	KIT (Commutator End Terminal Stud)
			(Includes Stud, Bushing & Washers)
17.	8S-1560	[1]	LEAD ASSEM.
	Y		SEPARATE ILLUSTRATION

#UEH0585S0157

1P-7839: MOTOR GROUP

MOTOR GROUP

1P7839 MOTOR GROUP--Prestolite--24 Volt--Part 2 of 2
Serial No. 47J1580, 1644, 1647, 1688 to 1714, 1716, 1723, 1803 to 2178 and 47J2180 to 47J2222 inclusive
Part of 7S3622 Starting Motor Group shown on Page 44A. Only separate parts serviced
When complete Group is required order 1P7837

c112281 UEH0585S

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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	4B-1265	[2]	SCREW
2.	8S-1536	[1]	COVER
3.	8S-1537	[1]	SHIFT YOKE ASSEM.
4.	8S-8069	[1]	KIT (Yoke & Cover Mounting)
			(Includes Screws, Washers & Seals)
5.	3B-4502	[3]	LOCKWASHER
6.	8S-8065	[1]	KIT (Yoke Adjusting)
			(Includes Plug, Pin, Gasket & Nut)
7.	8S-1533	[1]	GASKET
8.	8S-1535	[1]	KIT (Includes 6 Plugs)
9.	8S-4684	[1]	KIT (Bearing & Wick)
10.	8S-1543	[1]	HOUSING ASSEM. (Pinion)
11.	2B-4602	[1]	PLUG
12.	8S-4680	[1]	KIT (Includes 10 Seals)
13.	8S-1541	[1]	POSITORK DRIVE ASSEM.
14.	2H-3931	[1]	SEAL
15.	8S-1544	[1]	HOUSING ASSEM.
	2B-4602	[1]	PLUG
16.	8S-2226	[1]	BUSHING
17.	8S-2225	[1]	SEAL
18.	8S-8070	[1]	KIT (Head & Housing Screw)
19.	3B-4504	[7]	LOCKWASHER
20.	4M-0189	[1]	SEAL
21.	8S-8054	[1]	KIT (Field Coil)
			(Includes Coils, Gaskets, Insulation & Screws)
	2P-1790	[1]	KIT (Pole Shoe)
	2P-1791	[1]	KIT (Pole Shoe Screw & Gasket)
22.	8S-1546	[1]	ARMATURE ASSEM.
	8S-8075	[1]	KIT (Armature Thrust Washers)
23.	8S-2222	[1]	KIT (Includes 10 Insulations)
24.	4B-1222	[4]	SCREW
	8H-0878	[4]	LOCKWASHER
25.	8S-1531	[1]	PLATE ASSEM.
	8S-1565	[1]	KIT (Includes 8 Brushes)
26.	4B-1237	[1]	SCREW

#UEH0585S0158

3A-1872: STARTING MOTOR ASSEMBLY

STARTING MOTOR ASSEMBLY

3A1872 STARTING MOTOR ASSEMBLY--24 Volt--Part 1 of 2
Serial No. 47J2179 and 47J2223-Up
Part of Starting Motor shown on Page 44A-1

c200322 UEH0585S

3A1872 STARTING MOTOR ASSEMBLY Parts scheme

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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
8.	6H-3622	[1]	BOLT
	4F-9676	[1]	WASHER
9.	1D-4719	[4]	NUT
	6F-9005	[4]	NUT (Jam)
	3B-4508	[4]	LOCKWASHER
	7F-0560	[3]	WASHER
27.	B-1	[8]	SCREW
	3A-1559	[1]	KIT (Brushes) A
	3A-2288	[1]	KIT (Hardware-Part 1) B-1
	3A-2289	[1]	KIT (Hardware-Part 2) B-2
	3A-2290	[1]	KIT (Hardware-Part 3) B-3
	3A-1565	[1]	KIT (Bearing) C
	3A-1567	[1]	KIT (Lever Housing Assem.) D
	3A-2859 C	[1]	KIT (Clutch Assem.) E
	3A-1631	[1]	KIT (Pinion Assem.) F
	3A-1868	[1]	KIT (Support & Brush Assem.) G
	3A-1870	[1]	KIT (Drive Housing Assem.) H
	3A-1871	[1]	KIT (Frame Assem.) I
	3A-3956 C	[1]	KIT (Pinion) J
			KITS CONSIST OF PARTS MARKED WITH CORRESPONDING LETTERS
	C		INDICATES CHANGE

#UEH0585S0159

3A-1872: STARTING MOTOR ASSEMBLY

STARTING MOTOR ASSEMBLY

3A1872 STARTING MOTOR ASSEMBLY--24 Volt--Part 2 of 2
Serial No. 47J2179 and 47J2223-Up
Part of Starting Motor shown on Page 44A-1

c209927 UEH0585S

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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
26.	3A-4580	[1]	COIL ASSEM. (field)
	3A-1555 J	[1]	KIT (Switch Assem.) J
	3A-1556 K	[1]	KIT (Contact) K
	3A-1557 L	[1]	KIT (Carcase Assem.) L
	3A-1560 M	[1]	KIT (Terminal Assem.) M
	3A-1568 N	[1]	KIT (Lever Assem.) N
	3A-1633 O	[1]	KIT (Seals) O
	3A-1648 P	[1]	KIT (Coil Assem.) P
			-or-
	3A-4804 S	[1]	KIT (Coil Assem.) S
	3A-1867 Q	[1]	KIT (Armature Assem.) Q
	3A-2291 R	[1]	KIT (Cover Contact) R
	C		INDICATES CHANGE
	R		REMFG PART MAY BE AVAILABLE

Information:

ELECTRICAL AND STARTING SYSTEM

STARTING MOTOR GP

Engine News

Caterpillar Remanufactured Electric Starting Motors Are Improved {1453}
2011/05/16

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® 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® 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® 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® Products {1453}
Procedure to Replace Drive Assembly of Starter Motor On All Cat^® Products {1453}

Disassembly and Assembly

Starting Motor
D6C TRACTOR ENGINE

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

New PRELUB Systems Available For Medium To Large Caterpillar Construction Equipment {1319}
1992/04/06

0R5207 Remanufactured Starter May Not Fit In Some Applications{1453}
1993/11/29

Examine Failed Starting Motors to Understand the Reason for Failure {1453}
2002/10/28

Improved Remanufactured Heavy-Duty Starting Motors Are Available {1453}
2003/11/10

Caterpillar Parts SIS Catalog D6C :

7S-3622 STARTING MOTOR GP-ELECTRIC

4M-1812 SWITCH AS-SOLENOID

7S-3622 STARTING MOTOR GP-ELECTRIC

9M-1662 ELECTRIC STARTING MOTOR ASSEMBLY

1S-0151 GENERATOR ASSEMBLY

3A-1590 STARTING MOTOR

9S-7976 SOLENOID AS

1P-7838 MOTOR GROUP

1P-7839 MOTOR GROUP

3A-1872 STARTING MOTOR ASSEMBLY

Truck sale:

Caterpillar D6C
- Crawler dozers
QUINN COMPANY

22.000

Caterpillar D6C, Bulldozer, Bau-Und Bergbauausrüstung

25.522

Caterpillar D6C, Bulldozer, Bau-Und Bergbauausrüstung

19,500

Caterpillar D6C, Crawler dozers, Construction
- Crawler dozers
PETERSON CAT

13,900 USD

Caterpillar D6C, Construction
- Crawler dozers
N C MACHINERY CO.