2W8901 JUNCTION BOX GP-ENERGIZED TO SHUT OFF Oil Pressure, Water Temperature & Overspeed Protection. Type 1 4W9601-Page 162H.04 An Attachment 3412

ELECTRICAL AND STARTING SYSTEM

BOX GP

0. 2W-8901 JUNCTION B
1. 2W-8901 JUNCTION B
2. 7W-8005 JUNCTION B

GENERATORS

GENERATOR GP

3. 7W-8052 DIODE GP

ELECTRICAL AND STARTING SYSTEM

BOX GP

4. 4W-9601 JUNCTION B

OPERATOR STATION

PANEL GP

5. 4N-2328 METER GP-S

TACHOMETER GP

6. 6N-8791 DRIVE GP-T

LUBRICATION SYSTEM

PUMP GP-SUMP

7. 6N-3944 PUMP GP-SU
8. 6N-3944 PUMP GP-SU
9. 2N-8908 PUMP GP-SU
0. INFORMATION

MARINE ENGINE 3412 MARINE ENGINE 7HG
3412 MARINE ENGINE U.S. COAST GUARD 82 FT. POINT CLASS 7HG00001-UP SEBP2871 3412 7HG (1989)

ELECTRICAL AND STARTING SYSTEM

BOX GP

7W-8001 JUNCTION BOX GP

2W-8901 JUNCTION BOX GP

7W-8005 JUNCTION BOX GP

4W-9601 JUNCTION BOX GP

#SEBP28710090

2W-8901: JUNCTION BOX GP

JUNCTION BOX GP

2W8901 JUNCTION BOX GP-ENERGIZED TO SHUT OFF
Oil Pressure, Water Temperature & Overspeed Protection. Type 1
4W9601-Page 162H.04
An Attachment

c954768 SEBP2871

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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	4W-9601 Y	[1]	JUNCTION BOX GP
2.	2W-8902 C	[1]	HARNESS AS
3.	5N-0364	[1]	SWITCH AS (ENG. PROT.)
4.	5N-5159 C	[3]	JUMPER-STRIP
5.	5N-0361	[1]	GUARD
6.	4W-6401	[1]	FILM-ENGINE STOP
7.	7W-6401 Y	[1]	COVER GP-OIL PAN (ENGINE STOP)
8.	5N-4988 C	[2]	DIODE AS
	C		CHANGE FROM PREVIOUS TYPE
	Y		SEPARATE ILLUSTRATION

#SEBP28710091

2W-8901: JUNCTION BOX GP

JUNCTION BOX GP

2W8901 JUNCTION BOX GP-ENERGIZED TO SHUT OFF
Oil Pressure, Water Temperature & Overspeed Protection. Type 2
An Attachment

SEBP28710091 SEBP2871

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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
7W-8001 Y	[1]	JUNCTION BOX GP
7W-8051 Y	[1]	SWITCH GP
Y		SEPARATE ILLUSTRATION

#SEBP28710092

7W-8005: JUNCTION BOX GP

JUNCTION BOX GP

7W8005 JUNCTION BOX GP
Part Of 2W8905 Junction Box. Provides Oil Pressure, Water Temperature & Overspeed Engine Fault Protection In An Energized To Run Mode
An Attachment

SEBP28710092 SEBP2871

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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
4W-9602 Y	[1]	JUNCTION BOX GP
5N-5159	[1]	JUMPER
Y		SEPARATE ILLUSTRATION

#SEBP28710093

7W-8052: DIODE GP

DIODE GP

7W8052 DIODE GP
Part Of 7W8001 Junction Box
An Attachment

c954769 SEBP2871

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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5N-4988	[2]	DIODE AS
			(EACH INCLUDES)
2.	5P-1475	[2]	TERMINAL (SPADE)
3.	5N-5159	[1]	JUMPER-STRIP

#SEBP28710094

4W-9601: JUNCTION BOX GP

JUNCTION BOX GP

4W9601 JUNCTION BOX GP
Type 2
Part Of 2W8901 & 7W8001 Junction Boxes. Energized To Shut Off
Engine Protection System. For Use With Switch Gear
An Attachment

c954771 SEBP2871

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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	2W-8602	[2]	STRIP
2.	4B-2047 C	[18]	NUT
3.	5N-5159 C	[5]	JUMPER
4.	2N-3480	[1]	SCREW
5.	2W-8684	[1]	STRIP
6.	7W-1394	[1]	HARNESS AS
7.	4W-9733 C	[1]	SWITCH AS
			(ELECTRONIC SPEED)
	1P-7326	[6]	WASHER
8.	2N-2258	[16]	RIVET
9.	2W-8603	[4]	MOUNT
10.	4W-3925	[1]	BOX AS
	6V-7192	[7]	NUT
11.	2W-0394	[1]	CLAMP
12.	4W-7957	[1]	FOIL
13.	1L-6561	[1]	PLUG
14.	2W-8798	[1]	SWITCH (SECONDARY STOP)
15.	2W-8799	[1]	BLOCK
16.	2W-8802	[4]	STRIP (SEAL)
17.	4W-8471	[1]	RELAY (TIME DELAY)
18.	3L-4566	[1]	BUTTON
19.	6T-3644	[1]	BREAKER AS (FUEL SHUTOFF SOLENOID CIRC.)
	6V-8376	[2]	SCREW
	9B-7233	[2]	LOCKWASHER
20.	2W-8683	[1]	BLOCK
21.	7S-4338	[4]	SCREW
22.	6T-3642	[1]	BREAKER AS
			(LOGIC CIRCUIT)
	6V-8376	[2]	SCREW
	9B-7233	[2]	LOCKWASHER
23.	6K-9591	[2]	PLUG
24.	4W-2215	[2]	INSULATOR
25.	4W-2217	[2]	BASE
26.	1S-9593 C	[1]	STRAP
27.	4W-2216	[1]	SPRING
28.	6T-4007	[1]	RELAY AS
			(FUEL SHUT-OFF)
29.	2W-8803	[1]	STRIP
30.	4F-8711	[2]	PLUG
31.	2N-3479	[4]	SCREW
32.	4W-3969	[2]	BRACKET
33.	8M-3839	[2]	PLUG
34.	6V-2673 C	[1]	CAP
35.	9S-4684 C	[4]	PLUG
36.	3J-1907	[5]	SEAL
37.	7L-0688	[3]	BOLT
38.	5N-9222	[1]	MANIFOLD
39.	4H-3001 C	[2]	PLUG
40.	7W-6788 C	[2]	CLAMP
41.	6T-1546 C	[1]	SWITCH AS
			(ENGINE OIL PRESSURE)
	7N-7781	[1]	HOUSING
	7N-7779	[1]	SOCKET
	7N-7780	[2]	PIN
	C		INDICATES CHANGE

#SEBP28710095

4N-2328: METER GP-SERVICE

METER GP-SERVICE

4N2328 SERVICE METER GROUP

c954772 SEBP2871

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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	4W-5556	[1]	METER GP-SERVICE
2.	9F-5975 B	[2]	BOLT
	8H-3128 B	[2]	BOLT-SOCKET HEAD
3.	9S-3032 B	[2]	CLAMP-SERVICE METER
	9S-0211 B	[2]	CLAMP-METER
4.	4M-8303	[1]	SEAL-O-RING
			THE FOLLOWING REPAIR KITS ARE AVAILABLE FOR METER GROUP:
	1P-4923	[1]	KIT-WINDOW (INCLUDES SCREW. WINDOW & GASKET)
	8N-2112	[1]	KIT-COVER (INCLUDES COVER, WINDOW, GASKET & SCREWS)
	B		USE AS REQUIRED

#SEBP28710096

6N-8791: DRIVE GP-TACHOMETER

DRIVE GP-TACHOMETER

6N8791 TACHOMETER DRIVE GROUP-Single
Serial No. 60M251-Up

c954773 SEBP2871

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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8H-3128 C	[4]	BOLT
2.	9S-0211	[4]	CLAMP
3.	2W-9616 C	[1]	ADAPTER AS.
4.	2W-9615 C	[1]	ADAPTER AS.
5.	4M-8303 C	[2]	SEAL
	C		INDICATES CHANGE

#SEBP28710097

6N-3944: PUMP GP-SUMP

PUMP GP-SUMP

6N3944 SUMP PUMP GROUP
NOTE: WHEN USED WITH R.H. MOUNTED AIR STARTING MOTOR, 8N625 SUMP PUMP MOUNTING GROUP MUST ALSO BE USED. 2N8908 Pump parts are shown on Page 207. AN ATTACHMENT

c954774 SEBP2871

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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5P-1412 H		HOSE 89 cm(35.03 in.)
2.	2H-9091	[2]	UNION
3.	8B-2664	[2]	BUSHING
4.	0S-1594	[4]	BOLT
	1D-4717	[4]	NUT
	5M-2894	[8]	WASHER
5.	0S-1616	[4]	BOLT
	5P-0537	[4]	WASHER (small)
	4B-4276	[4]	WASHER (large)
6.	1B-5174	[4]	PLUG
7.	2N-8908	[1]	SUMP PUMP GROUP
			(Separate Illustration)
8.	6N-3941	[1]	BRACKET
9.	5P-1412 H		HOSE 64 cm(25.19 in.)
10.	2D-8911	[4]	FITTING
11.	3B-7259	[2]	ELBOW
12.	5B-4855	[2]	BUSHING
13.	3B-7732	[4]	ELBOW
14.	9B-4202	[2]	COCK
15.	3B-7270	[2]	NIPPLE
16.	6N-3942	[1]	BRACKET
17.	1L-8444	[1]	TEE
	004-7270	[1]	NIPPLE
18.	1A-1135 C	[4]	BOLT
19.	2B-2814 C	[4]	SPACER
20.	4D-3704 C	[4]	WASHER
	C		INDICATES CHANGE
	H		ORDER BY THE CENTIMETRE

#SEBP28710098

6N-3944: PUMP GP-SUMP

PUMP GP-SUMP

6N3944 PUMP GROUP
Note: When used with R.H. Mounted Air Starting Motor, 8N625 Sump Pump Mounting Group must also be used
2N8908 Pump parts are shown on Page 207. AN ATTACHMENT

c954775 SEBP2871

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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5P-1412 E		HOSE 89CM(35.03IN.)
2.	2H-9091	[2]	UNION
3.	8B-2664	[2]	BUSHING
4.	0S-1594	[4]	BOLT
	1D-4717	[4]	NUT
	5M-2894	[8]	WASHER
5.	0S-1616	[4]	BOLT
	5P-0537	[4]	WASHER (SMALL)
	4B-4276	[4]	WASHER (LARGE)
6.	1B-5174	[4]	PLUG
7.	2N-8908 Y	[1]	SUMP PUMP GROUP
8.	6N-3941	[1]	BRACKET
9.	2W-4338 C	[1]	HOSE ASSEM.
10.	2D-8911 C	[2]	FITTING
11.	3B-7259	[2]	ELBOW
12.	5B-4855	[2]	BUSHING
13.	3B-7732	[4]	ELBOW
14.	9B-4202	[2]	COCK
15.	3B-7270	[2]	NIPPLE
16.	6N-3942	[1]	BRACKET
17.	1L-8444	[1]	TEE
	004-7270	[1]	NIPPLE
18.	1A-1135	[4]	BOLT
19.	2B-2814	[4]	SPACER
20.	4D-3704	[4]	WASHER
21.	3B-6554 C	[1]	ELBOW
	C		INDICATES CHANGE
	Y		SEPARATE ILLUSTRATION
	E		ORDER BY THE CENTIMETER

#SEBP28710099

2N-8908: PUMP GP-SUMP

PUMP GP-SUMP

2N8908 SUMP PUMP GROUP
Part of 6N3944 and 8N1641 Sump Pump Group shown on Pages 206 and 206A

c954776 SEBP2871

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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	2A-0762	[6]	BOLT
2.	3N-3298	[1]	HANDLE ASSEM.
3.	3N-3299	[1]	GASKET SET (Use As Required)
			(2 Holes Indicates .002" Thick, 3 Holes Indicates .003" Thick & 4 Holes Indicates .004" Thick)
4.	3N-3297	[2]	PIN
			THE FOLLOWING REPAIR KIT IS AVAILABLE:
	3N-3300	[1]	KIT (Pump)
			(Includes Vanes, Springs, Packing, Nut, and Gaskets)