2P7800 AIR COMPRESSOR GROUP--Type 2 Engine Serial No. 3N39025 to 3N58726 inclusive Part of 2P7801 Air Compressor Group shown on Page 48 966C

BASIC ENGINE

AIR COMPRESSOR GP

0. 2P-7800 AIR COMPRE
1. 6N-7582 AIR COMPRE
2. 6N-7582 AIR COMPRE

AIR INLET AND EXHAUST SYSTEM

AIR CLEANER GP

3. 7S-3605 AIR CLEANE

FUEL SYSTEM

GOVERNOR GP

4. 4N-4510 COVER GP-G
5. 4N-4510 COVER GP-G

AIR INLET AND EXHAUST SYSTEM

AIR CLEANER GP

6. 7S-3605 AIR CLEANE
7. 7N-5483 AIR CLEANE

FUEL SYSTEM

CONTROL GP-GOVERNOR

8. 6K-1942 CONTROL GP

GOVERNOR GP

9. 6N-7601 GOV & FUEL
0. INFORMATION

WHEEL LOADER 966C WHEEL LOADER 30K
966C WHEEL LOADER 30K02369-UP (MACHINE) POWERED BY 3306 ENGINE SEBP1110 966C 30K (1967)

BASIC ENGINE

AIR COMPRESSOR GP

7N-3902 AIR COMPRESSOR GP

2P-7800 AIR COMPRESSOR GP

6N-7582 AIR COMPRESSOR GP

#SEBP11100130

2P-7800: AIR COMPRESSOR GP

AIR COMPRESSOR GP

2P7800 AIR COMPRESSOR GROUP--Type 2
Engine Serial No. 3N39025 to 3N58726 inclusive
Part of 2P7801 Air Compressor Group shown on Page 48

c181764 SEBP1110

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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8S-4583	[8]	BOLT
2.	8S-4365	[1]	FITTING
	1S-7107	[1]	GASKET
3.	8S-4581	[1]	HEAD ASSEM.
4.	8S-7599	[2]	SEAT
5.	1A-2850	[2]	STUD
	1B-4202	[2]	NUT
6.	4L-7318	[8]	LOCKWASHER
7.	9M-0397	[1]	FITTING
	9M-0385	[1]	PLATE
	6L-1884	[2]	GASKET
8.	2B-2695	[2]	BOLT
9.	3J-5390	[2]	PLUG
10.	8S-1982	[1]	GASKET
11.	8S-4582	[1]	BLOCK ASSEM.
12.	3K-5762	[1]	PLUG
13.	9M-0382	[2]	BUSHING
14.	9M-0381	[2]	SEAT
15.	5M-6213	[2]	PLUG
16.	9F-2247	[1]	PLUG
17.	1W-2804 C	[2]	PISTON ASSEM.
			(Each Includes)
	1W-2803	[2]	PLUG
18.	1S-9875	[1]	KIT (piston ring-includes 8 rings)
19.	0L-1351	[6]	BOLT
	3B-4506	[6]	LOCKWASHER
20.	1F-0006	[1]	GASKET
21.	8S-1978	[1]	COVER ASSEM.
22.	1S-9867	[1]	BEARING
23.	5M-6214	[1]	PLUG
24.	4M-0061	[4]	BOLT
25.	5M-6509	[1]	SEAL
26.	4M-5281	[6]	BOLT
	3B-4504	[6]	LOCKWASHER
27.	3H-5175	[1]	GASKET
28.	2P-8671	[1]	CRANKCASE
29.	9L-1518	[2]	WASHER
30.	1S-9873	[2]	ROD ASSEM.
31.	9M-5181	[2]	BOLT
	2A-5328	[2]	LOCK
32.	4N-3982 H	[2]	BEARING
33.	5S-5268 H	[2]	BEARING (.010 in. undersize)
	5S-5269 H	[2]	BEARING (.020 in. undersize)
	5S-5270 H	[2]	BEARING (.030 in. undersize)
34.	2P-8670	[1]	CRANKSHAFT
	1S-9874	[1]	KIT (Air Compressor Valve)
			(Consists of Element, Gaskets Guides, PISTONS, PLUNGERS, SADDLE, SEAL, SEAT, SPRINGS, AND VALVES)
	C		INDICATES CHANGE

#SEBP11100131

6N-7582: AIR COMPRESSOR GP

AIR COMPRESSOR GP

6N7582 AIR COMPRESSOR GROUP--Type 1
Engine Serial No. 3N58727 to 3N87174 inclusive
Part of 6N7628 Air Compressor Group shown on Pages 48A and 49B

c178519 SEBP1110

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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	6N-2097	[1]	HEAD AS-COMPRESSOR
2.	3J-5389 C	[2]	PLUG
3.	6N-2098	[1]	GASKET-HEAD
4.	9M-0397	[1]	ADAPTER-INLET
	8M-7065	[1]	GASKET-AIR INLET
5.	2B-2695	[2]	BOLT
	3B-4505	[2]	LOCKWASHER
6.	2B-0858 C	[1]	PLUG-PIPE
7.	7N-4837 C	[2]	PISTON AS-COMPRESSOR
8.	5P-0060 CB	[2]	BOLT
9.	5M-6214	[1]	PLUG-PIPE
10.	6N-2100	[1]	COVER AS-REAR
11.	6N-2106	[2]	ROD AS-CONNECTION
12.	7N-0243	[2]	LOCK-ROD BOLT
13.	6N-7564	[1]	CRANKSHAFT-COMPRESSOR
14.	3B-4507 C	[4]	LOCKWASHER
15.	7N-4563 C	[1]	CRANKCASE AS
16.	9M-0381 C	[2]	SEAT-INLET VALVE
17.	7N-6172 C	[2]	BUSHING-COMPRESSOR
18.	6N-6949 C	[1]	COVER-CRANKCASE
	6N-0634 C	[1]	GASKET-COVER
19.	5M-6509 C	[2]	SEAL-O-RING
20.	0S-1619 C	[6]	BOLT
21.	0T-0102 C	[6]	BOLT
	3B-4506 C	[6]	LOCKWASHER

			THE FOLLOWING REPAIR
			KITS ARE AVAILABLE:
	8N-3666 C	[1]	KIT-AIR COMPRESSOR (INCLUDES PISTONS,
			GUIDE, PLUNGER,SEAT,
			SPRING, SADDLE, RINGS
			BOLTS, LOCKWASHERS,
			WASHERS, LOCK BEARING,
			VALVES, GASKETS, AND
			INSTRUCTION FORM)
	6N-2109	[1]	KIT-PISTON RINGS
	8N-3665 C	[1]	KIT-O-RING SEAL (INCLUDES SEALS AND
			INSTRUCTION FORM)
	B		USE AS REQUIRED
	C		CHANGE FROM PREVIOUS TYPE

#SEBP11100132

6N-7582: AIR COMPRESSOR GP

AIR COMPRESSOR GP

6N7582 AIR COMPRESSOR GROUP--Type 2
Engine Serial No. 3N58727 to 3N87174 inclusive
Part of 6N7628 Air Compressor Group shown on Pages 48A and 49B

c232917 SEBP1110

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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	6N-2097	[1]	HEAD AS-COMPRESSOR
2.	3J-5389	[2]	PLUG
3.	6N-2098	[1]	GASKET-HEAD
4.	9M-0397	[1]	ADAPTER-INLET
	8M-7065	[1]	GASKET-AIR INLET
5.	2B-2695	[2]	BOLT
	3B-4505	[2]	LOCKWASHER
6.	2B-0858	[1]	PLUG-PIPE
7.	7N-4837	[2]	PISTON AS-COMPRESSOR
8.	5P-0060 B	[2]	BOLT
9.	5M-6214	[1]	PLUG-PIPE
10.	6N-2100	[1]	COVER AS-REAR
11.	6N-2106	[2]	ROD AS-CONNECTION
12.	7N-0243	[2]	LOCK-ROD BOLT
13.	6N-7564	[1]	CRANKSHAFT-COMPRESSOR
14.	3B-4507	[4]	LOCKWASHER
15.	8N-7653 C	[1]	CRANKCASE AS
16.	9M-0381	[2]	SEAT-INLET VALVE
17.	7N-6172	[2]	BUSHING-COMPRESSOR
18.	6N-6949	[1]	COVER-CRANKCASE
	6N-0634	[1]	GASKET-COVER
19.	5M-6509	[2]	SEAL-O-RING
20.	0S-1619	[6]	BOLT
21.	0T-0102	[6]	BOLT
	3B-4506	[6]	LOCKWASHER
22.	8N-7086 C	[1]	ADAPTER AS
23.	0T-0768 C	[4]	BOLT

			THE FOLLOWING REPAIR
			KITS ARE AVAILABLE:
	8N-3666	[1]	KIT-AIR COMPRESSOR (INCLUDES PISTONS,
			GUIDE, PLUNGER, SEAT,
			SPRING, SADDLE, RINGS,
			BOLTS, LOCKWASHERS,
			WASHERS, LOCK, BEARING,
			VALVES, GASKETS AND
			INSTRUCTION FORM)
	6N-2109	[1]	KIT-PISTON RINGS
	8N-3665	[1]	KIT-O-RING SEAL
	B		USE AS REQUIRED
	C		CHANGE FROM PREVIOUS TYPE

#SEBP11100133

7S-3605: AIR CLEANER GP

AIR CLEANER GP

7S3605 AIR CLEANER GROUP
Serial No. 76J9656 to 76J11533 inclusive and 30K2369 to 30K2778 inclusive. Also
part of 1V1618 and 1V1619 Roll-Over Protective Mounting Conversion Groups listed
on Pages 309 and 313

c142790 SEBP1110

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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	9M-2904	[2]	CLAMP
2.	5S-5063	[1]	HOSE
3.	9S-0666	[1]	TUBE ASSEM.
4.	5S-1352	[1]	TUBE ASSEM.
5.	1B-5355	[2]	NUT
6.	4M-4299	[1]	GASKET
7.	1D-4717	[8]	NUT
	3B-4506	[8]	LOCKWASHER
8.	9S-0664	[1]	AIR CLEANER ASSEM.
	9M-3695	[2]	ROD ASSEM.
9.	2S-1286	[1]	ELEMENT (Secondary)
	4M-4299	[1]	GASKET
10.	4M-9334	[1]	ELEMENT (Primary)
11.	7S-5469	[1]	CUP ASSEM.
	9M-8513	[1]	GASKET
12.	7S-0687 C	[1]	INDICATOR
13.	3B-8822 C	[1]	ELBOW
14.	3B-7264 C	[1]	NIPPLE
15.	4S-8824	[1]	PRECLEANER ASSEM.
	4S-8826	[1]	BODY ASSEM.
16.	0S-1591	[2]	BOLT
	1D-4717	[2]	NUT
17.	4S-8825	[1]	HOOD ASSEM.
	C		INDICATES CHANGE

#SEBP11100134

4N-4510: COVER GP-GOVERNOR

COVER GP-GOVERNOR

4N4510 GOVERNOR COVER GROUP
Engine Serial No. 3N39025 to 3N95458 inclusive

c144197 SEBP1110

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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	2S-7905	[1]	PLUG
2.	4N-4508	[1]	COVER
	4N-4509	[1]	GASKET
3.	0S-1615	[2]	BOLT

#SEBP11100135

4N-4510: COVER GP-GOVERNOR

COVER GP-GOVERNOR

4N4510 GOVERNOR COVER GROUP
Engine Serial No. 3N95459-Up

c229520 SEBP1110

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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8N-8082 C	[1]	COVER
2.	0S-1615	[2]	BOLT
	5P-0537 C	[2]	WASHER
3.	4M-8303 C	[1]	SEAL-O-RING
4.	2S-7905	[1]	PLUG-PIPE
	C		CHANGE FROM PREVIOUS TYPE

#SEBP11100136

7S-3605: AIR CLEANER GP

AIR CLEANER GP

7S3605 AIR CLEANER GROUP
Serial No. 76J11534-Up and 30K2779-Up
Also part of 1V1618 and 1V1619 Roll-Over Protective Mounting Conversion
Groups listed on Pages 309 and 313

c166915 SEBP1110

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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	9M-2904	[2]	CLAMP
2.	5S-5063	[1]	HOSE
3.	9S-0666	[1]	TUBE ASSEM.
4.	5S-1352	[1]	TUBE ASSEM.
5.	1B-5355	[2]	NUT
6.	4M-4299	[1]	GASKET
7.	1D-4717	[8]	NUT
	3B-4506	[8]	LOCKWASHER
8.	7N-5483 CY	[1]	AIR CLEANER GROUP
			(Separate Illustration)
9.	7S-0687	[1]	INDICATOR
10.	3B-8822	[1]	ELBOW
11.	3B-7264	[1]	NIPPLE
12.	4S-8824	[1]	PRECLEANER ASSEM.
			(Includes)
	4S-8826	[1]	BODY ASSEM.
13.	7F-0192 C	[2]	BOLT
	1D-4717	[2]	NUT
14.	4S-8825	[1]	HOOD ASSEM.
	C		INDICATES CHANGE
	Y		SEPARATE ILLUSTRATION

#SEBP11100137

7N-5483: AIR CLEANER GP

AIR CLEANER GP

7N5483 AIR CLEANER GROUP
Serial No. 76J11534-Up and 30K2779-Up
Part of 7S3605 Air Cleaner Group

c166916 SEBP1110

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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	2S-1286	[1]	ELEMENT (secondary)
2.	9M-3695	[2]	ROD ASSEM.
3.	7N-5482	[1]	CUP ASSEM.
			(Includes)
4.	9M-8513	[1]	GASKET
5.	4M-9334	[1]	ELEMENT (primary)

#SEBP11100138

6K-1942: CONTROL GP-GOVERNOR

CONTROL GP-GOVERNOR

6K1942 GOVERNOR CONTROL GROUP

c406902 SEBP1110

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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	2A-5546 C	[1]	BOLT
	1B-4330 C	[1]	NUT-FULL
2.	1B-8704 C	[2]	KEY-WOODRUFF
3.	2S-2174 C	[1]	LEVER
4.	1A-9252	[2]	END-ADJUSTABLE ROD
5.	1V-8584 C	[1]	ROD
6.	5B-9079	[4]	NUT-JAM
7.	1M-1341	[1]	ROD END-YOKE
8.	1J-4384	[3]	PIN-CLEVIS
9.	3B-4615	[4]	COTTER-PIN
10.	3D-0675	[1]	PEDAL AS-FOOT
11.	4B-2906	[1]	PIN
	7F-9777	[1]	BUSHING
12.	7F-9776 C	[2]	BRACKET
13.	0S-1594	[4]	BOLT
	3B-4506	[4]	LOCKWASHER
14.	6K-1898	[1]	SPRING
15.	4D-5155	[1]	LINK
16.	3K-8280	[1]	PIN-CLEVIS
17.	6K-1901	[1]	ROD
18.	6K-1895	[1]	SHAFT
19.	0S-1591	[2]	BOLT
	1D-4717	[2]	NUT-FULL
20.	4B-4281	[2]	WASHER
21.	4D-4866 C	[2]	LEVER
22.	2K-0400	[1]	ROD END-YOKE
	C		INDICATES CHANGE

#SEBP11100139

6N-7601: GOV & FUEL INJ PUMP GP

GOV & FUEL INJ PUMP GP

6N7601 GOVERNOR AND FUEL INJECTION PUMP GROUP--Type 1
Replaced by 6N5227 listed on Page 52A. 6N509 Torque and 6N7603 Governor and
Fuel Injection Pump parts are shown on Pages 52 and 53

c157540 SEBP1110

6N7601 GOV & FUEL INJ PUMP GP Parts scheme

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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	6N-0509 Y	[1]	CONTROL GROUP
			(Separate Illustration)
2.	6N-7603 Y	[1]	PUMP GROUP
			(Separate Illustration)
3.	4N-0443	[1]	PIN
4.	4N-4227	[1]	SPRING
	Y		SEPARATE ILLUSTRATION