1N5073 RACK SHUT-OFF GROUP Part of 3N6893 Electrical Shut-Off Group shown on Page 42 D398 INDUSTRIAL ENGINE

ELECTRICAL AND STARTING SYSTEM

SHUTOFF GP

0. 1N-5073 SHUT-OFF G
1. 3N-6893 SHUT-OFF G

GLOW PLUG GP

2. 2W-8393 GLOW PLUG
3. 3N-7680 PLUG GP-GL

FUEL SYSTEM

PUMP GP-FUEL TRANSFER

4. 5N-5632 PUMP GP-FU
5. 3N-2078 PUMP GP-FU

CONTROL GP-FUEL RATIO

6. 8S-6419 CONTROL GP

LINES GP-FUEL

7. 3N-2689 VALVES & L
8. 3N-2689 VALVES & L

FILTER GP-FUEL

9. 5N-6233 FILTER GP-
0. INFORMATION

INDUSTRIAL ENGINE D398 INDUSTRIAL ENGINE 66B
D398B ENGINE - ENGINES IN GENERAL ELECTRIC LOCOMOTIVES FOR T 66B00001-UP SEBP1422 D398 66B (1961)

ELECTRICAL AND STARTING SYSTEM

SHUTOFF GP

8L-4264 SHUT-OFF GP

8L-5299 SHUT-OFF GP

5N-3392 SHUT-OFF GP

5N-8401 SHUT-OFF GP-ELECTRICAL

1N-5073 SHUT-OFF GP-RACK

3N-6893 SHUT-OFF GP

#SEBP14220050

1N-5073: SHUT-OFF GP-RACK

SHUT-OFF GP-RACK

1N5073 RACK SHUT-OFF GROUP
Part of 3N6893 Electrical Shut-Off Group shown on Page 42

c118777 SEBP1422

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Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1B-2714	[3]	BOLT
2.	3B-4504	[4]	LOCKWASHER
3.	0S-1615	[1]	BOLT
4.	8L-8951	[1]	SPRING
5.	8L-8903	[1]	HOUSING
6.	8L-8884	[1]	PISTON
7.	8L-8895	[1]	COVER
8.	8L-8960	[2]	GASKET

#SEBP14220051

3N-6893: SHUT-OFF GP

SHUT-OFF GP

3N6893 ELECTRIC SHUT-OFF GROUP
1N5073 Shut-Off parts are shown on Page 41

c151424 SEBP1422

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Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5K-9243	[1]	ELBOW
2.	0L-2072	[1]	CLIP
3.	5P-1198 H		TUBE 145.6 cm(57.36 in)
4.	4B-8756	[2]	NUT
5.	5K-9246 C	[2]	CONNECTOR
6.	8L-8428	[1]	VALVE
7.	4F-8184	[1]	BUSHING
8.	3B-7771	[3]	NIPPLE
9.	5K-9241	[1]	ELBOW
10.	3B-6773	[1]	ELBOW
11.	3N-4947	[1]	VALVE
12.	3R-3465	[1]	UNION
13.	7K-1456	[1]	UNION
14.	3N-8664 C	[1]	TUBE ASSEM.
15.	5B-8978 C	[1]	TEE
16.	7B-1597	[1]	CLIP
17.	5K-9235	[1]	ELBOW
18.	6B-5072	[1]	BUSHING
19.	5P-1200 CH		TUBE 72 cm(28.35 in.)
20.	2K-8851	[2]	NUT
21.	9S-1310	[1]	CLIP
22.	1N-5073 Y	[1]	SHUT-OFF GROUP
			(Separate Illustration)
	C		INDICATES CHANGE
	Y		SEPARATE ILLUSTRATION
	H		ORDER BY THE CENTIMETRE

#SEBP14220052

2W-8393: GLOW PLUG MOUNTING GROUP

GLOW PLUG MOUNTING GROUP

2W8393 GLOW PLUG MOUNTING GROUP--Locomotive

SEBP14220052 SEBP1422

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Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
9F-3099	[2]	SWITCH ASSEMBLY
4B-4276	[4]	WASHER
1B-4330	[4]	NUT
9F-9203	[2]	CONNECTOR
7L-4719	[2]	LEAD ASSEMBLY
7L-6612	[1]	WIRE ASSEMBLY
7L-6613	[1]	WIRE ASSEMBLY
4B-4280	[8]	WASHER
7L-6614	[2]	SHELL
7L-8212	[2]	PLUG
6L-7816	[12]	SEAL O-RING
8S-3617	[12]	CHAMBER ASSEMBLY
1P-8005	[12]	GASKET
5L-6748	[1]	BRACKET ASSEMBLY
2N-3988	[1]	BRACKET ASSEMBLY
4B-4278	[2]	WASHER
1D-4717	[2]	NUT
0L-2070	[2]	BOLT
1A-1460	[2]	BOLT
3B-4508	[2]	LOCKWASHER
3B-4506	[2]	LOCKWASHER
7N-4160	[1]	SWITCH GROUP HEAT START
8F-3437	[1]	LEVER
5L-7200	[1]	SCREW
3B-4501	[1]	LOCKWASHER
7H-0027	[1]	NUT
6F-0253	[1]	LOCKWASHER
9F-9327	[3]	SCREW
9F-8125	[3]	LOCKWASHER
6L-4407	[1]	WIRING GROUP
2L-9724	[5]	CLIP
6B-2501	[1]	WIRE 120.00 LONG
6B-2500	[1]	WIRE 96.00 LONG
4B-9388	[1]	WIRE 120.00 LONG
9F-8292	[1]	CONNECTOR
9F-8294	[1]	CONNECTOR
2L-8076	[2]	TERMINAL
2L-8066	[4]	TERMINAL
2L-8049	[1]	TERMINAL
2L-8051	[1]	TERMINAL
2L-8052	[1]	TERMINAL
2L-8054	[3]	TERMINAL
6N-2569	[4]	TERMINAL
8L-8413	[4]	TIE
3S-2093	[1]	TIE
3N-5681	[1]	TIE
2S-1043	[1]	SPLICE

#SEBP14220053

3N-7680: PLUG GP-GLOW

PLUG GP-GLOW

3N7680 GLOW PLUG GROUP--32 Volt

SEBP14220053 SEBP1422

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Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name	Comments
	3T-9563	[2]	PLUG

#SEBP14220054

5N-5632: PUMP GP-FUEL TRANSFER

PUMP GP-FUEL TRANSFER

5N5632 FUEL TRANSFER PUMP GROUP

c223636 SEBP1422

5N5632 PUMP GP-FUEL TRANSFER Parts scheme

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Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	3N-2078 Y	[1]	PUMP GROUP
			(Separate Illustration)
2.	7L-7576	[1]	SHAFT
3.	5N-5621	[1]	COUPLING ASSEM.
			(Includes)
4.	2N-0147	[1]	PIN
	Y		SEPARATE ILLUSTRATION

#SEBP14220055

3N-2078: PUMP GP-FUEL TRANSFER

PUMP GP-FUEL TRANSFER

3N2078 FUEL TRANSFER PUMP GROUP
part of 5N5632 Fuel Transfer Pump Group

c229573 SEBP1422

3N2078 PUMP GP-FUEL TRANSFER Parts scheme

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Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1B-9575	[6]	BOLT
2.	6N-2521	[1]	BODY ASSEM.
			(Includes)
3.	3B-1304	[1]	SHAFT
4.	3S-9466	[1]	BEARING
5.	7L-7735	[1]	GASKET
6.	6N-2552 C	[1]	CAGE ASSEM.
			(Includes)
7.	5P-9295 C	[1]	SEAL
8.	5P-9294 C	[1]	SEAL
9.	8F-6058	[1]	BEARING
10.	7N-2063 C	[1]	SHAFT ASSEM.
11.	3S-6588	[1]	RING
12.	6J-2419	[2]	SEAL
13.	4M-9215	[1]	GEAR (10 teeth-idler)
14.	C	[1]	COVER ASSEM.
			(Includes)
15.	1T-0099	[1]	PIN
16.	9S-4185 C	[2]	PLUG
	3K-0360 C	[2]	SEAL
	C		INDICATES CHANGE

#SEBP14220056

8S-6419: CONTROL GP-FUEL RATIO

CONTROL GP-FUEL RATIO

8S6419 FUEL RATIO CONTROL GROUP--With Override

c218343 SEBP1422

8S6419 CONTROL GP-FUEL RATIO Parts scheme

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Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	6L-1559 C	[3]	BOLT
2.	3S-4780	[1]	COVER
3.	3S-4818	[1]	SPRING
4.	3S-4819	[1]	GASKET
5.	6L-5766	[1]	GASKET
6.	6N-3017 C	[1]	SPRING
7.	6L-5769	[1]	WASHER
8.	6L-5767	[1]	COVER
9.	5S-6120	[1]	RETAINER ASSEM.
10.	6L-5773	[1]	GASKET
11.	6N-0968 C	[1]	SPRING
12.	6N-2954 C	[1]	BOLT
13.	3D-4603	[2]	PLUG
14.	5S-6458	[1]	DOWEL
15.	2M-5471	[1]	BOLT
16.	3S-4082	[1]	PIN
17.	1P-7963	[1]	ARM
18.	4F-7957	[2]	BOLT
19.	3S-4864	[2]	SPACER
20.	1B-2713	[1]	BOLT
21.	2M-2489	[1]	SEAL
22.	3S-4742	[1]	SPRING
23.	1B-4202	[1]	NUT
24.	3S-4741	[1]	SCREW
25.	6N-1603 C	[1]	HOUSING ASSEM.
26.	4S-7458	[1]	DIAPHRAGM
27.	6L-6035	[1]	DOWEL
28.	3S-4556	[1]	LEVER ASSEM.
			(Includes)
	3S-4546	[1]	LEVER
29.	3S-4555	[1]	SHAFT
	3H-6660	[1]	PIN
30.	3S-4820	[1]	PLUNGER
31.	3S-4499	[1]	HOUSING
	C		INDICATES CHANGE

#SEBP14220057

3N-2689: VALVES & LINES GP

VALVES & LINES GP

3N2689 FUEL INJECTION VALVES AND LINES GROUP--Part 1 of 2

c169237 SEBP1422

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Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	3N-5490	[1]	PLATE 3.05 mm(.120 in.) thick
	3N-5492	[1]	DAMPER 15.88 mm(.625 in.) thick
	5N-4213 C	[4]	SPACER
2.	3N-5506	[1]	LINE ASSEM. (No. 6)
3.	3N-5508	[1]	LINE ASSEM. (No. 8)
4.	9S-7694	[1]	CONNECTOR
5.	4L-8545	[1]	ADAPTER
6.	4L-8546	[1]	VALVE
7.	2N-9431 C	[1]	TUBE ASSEM.
8.	1B-4330	[2]	NUT
9.	6K-8079	[1]	CONNECTOR
10.	1S-9886	[1]	CLIP (long)
	2B-3243	[1]	CLIP (short)
11.	3N-6719	[1]	TUBE ASSEM.
12.	9S-7724	[2]	ELBOW
13.	5K-9240	[1]	ELBOW
14.	3N-5505	[1]	LINE ASSEM. (No. 5)
15.	2A-1961	[4]	CLAMP
	2B-4399 C	[4]	DAMPER
16.	2A-4639 C	[4]	BOLT
	1D-4717	[4]	NUT
17.	3B-4506	[4]	LOCKWASHER
18.	3N-5489	[1]	PLATE 3.05 mm(.12 in.) thick
	3N-5491	[1]	DAMPER 15.88 mm(.625 in.) thick
19.	3N-5507	[1]	LINE ASSEM. (No. 7)
20.	3N-5509	[1]	LINE ASSEM. (No. 9)
21.	3N-5511	[1]	LINE ASSEM. (No. 11)
22.	5L-6622	[3]	CLAMP
23.	5L-6624	[3]	DAMPER
24.	5L-6620	[3]	DAMPER
25.	7B-2742	[6]	BOLT
26.	5L-6623	[3]	CLAMP
27.	3N-5510	[1]	LINE ASSEM. (No. 10)
28.	3N-5512	[1]	LINE ASSEM. (No. 12)
29.	3B-4504 C	[8]	LOCKWASHER
30.	6F-8868 C	[4]	CLAMP
31.	0S-1615 C	[2]	BOLT
	C		INDICATES CHANGE

#SEBP14220058

3N-2689: VALVES & LINES GP

VALVES & LINES GP

3N2689 FUEL INJECTION VALVES AND LINES GROUP--Part 2 of 2

c169238 SEBP1422

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Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5P-1198 H		TUBE 108.69 cm(42.79 in.)
2.	2B-2404	[1]	CLIP
3.	4H-0945 C	[1]	FITTING
	4H-2495	[1]	NUT
	4H-2494	[1]	SLEEVE
4.	3N-5502	[1]	LINE ASSEM. (No. 2)
5.	3N-5504	[1]	LINE ASSEM. (No. 4)
6.	5M-5689	[6]	CLAMP
7.	4B-3388	[2]	BOLT
	1D-4716	[2]	NUT
8.	3B-4505 C	[4]	LOCKWASHER
9.	7M-7431	[12]	VALVE SERVICE GROUP
10.	6F-1069	[1]	SEAL ASSEM.
11.	5B-3718	[1]	SEAL
12.	7F-7889	[1]	GASKET
13.	1D-4717 C	[1]	NUT
14.	3N-1595	[1]	TUBE ASSEM.
15.	4B-4278 C	[5]	WASHER
16.	1S-2487 C	[3]	CLIP
17.	1C-2251 C	[2]	BOLT
	1K-5888	[2]	SPACER
18.	3B-4506 C	[23]	LOCKWASHER
19.	4L-8167	[1]	PIN
20.	4L-8132	[1]	GASKET
21.	1A-2029 C	[3]	BOLT
22.	5M-5690	[2]	DAMPER
23.	1B-7182	[2]	BOLT
24.	3N-5501	[1]	LINE ASSEM. (No. 1)
25.	3N-5503	[1]	LINE ASSEM. (No. 3)
26.	2B-2695	[2]	BOLT
27.	7F-2777	[1]	COVER
	4F-9785	[1]	GASKET
28.	0S-1590	[2]	BOLT
29.	0S-1594 C	[16]	BOLT
30.	3N-5493	[2]	SPACER
31.	5J-9746 C	[1]	BRACKET
32.	7S-5843 C	[3]	GROMMET
33.	7M-4603 C	[12]	BODY
34.	5H-7225 C	[12]	NUT
35.	1H-7922 C	[1]	FITTING
	1F-1344	[1]	NUT
	C		INDICATES CHANGE
	H		ORDER BY THE CENTIMETRE

#SEBP14220059

5N-6233: FILTER GP-FUEL

FILTER GP-FUEL

5N6233 FUEL FILTER AND PRIMING PUMP GROUP
FOR LOCOMOTIVE USE

c174608 SEBP1422

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Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5B-6578	[1]	SPRING
2.	1S-3267	[1]	PLUNGER ASSEM.
3.	7H-3171	[1]	PLUG
4.	1D-4539	[1]	BOLT
5.	9M-1974	[11]	WASHER (large)
6.	6D-4972	[3]	SPACER
7.	1D-4716	[1]	NUT
8.	3J-5389	[5]	PLUG
9.	5M-6213	[3]	PLUG
10.	2H-3708	[1]	BOLT
11.	0L-1351	[3]	BOLT
12.	5M-2894	[22]	WASHER
13.	7N-3725	[2]	BRACKET
14.	1A-2029	[8]	BOLT
15.	2N-3301	[1]	COVER
16.	2N-3294	[1]	GASKET
17.	0S-1571	[2]	BOLT
18.	1D-4717	[8]	NUT
19.	2N-3816	[2]	BRACKET
20.	5K-9238	[2]	CONNECTOR
21.	0S-1594	[2]	BOLT
22.	3N-6938	[1]	GAUGE
23.	3N-6935	[1]	VALVE
24.	8S-3215	[2]	CLAMP
25.	2N-3463	[1]	STRAP
26.	2A-4639	[1]	BOLT
27.	7N-3723	[1]	CLAMP
28.	9L-1321	[4]	STUD
29.	6B-0933	[1]	SPACER
30.	2N-3295	[1]	GASKET
31.	4H-8792	[4]	ELEMENT ASSEM.
32.	3N-6366	[1]	HOUSING ASSEM.
33.	2N-3296	[1]	GASKET
34.	2B-2695	[2]	BOLT
35.	1S-7106	[1]	COVER
36.	1S-7107	[1]	GASKET
37.	2H-3738	[5]	BOLT
38.	7N-3660	[1]	ADAPTER
39.	2B-0858	[1]	PLUG
40.	7K-1517	[1]	ELBOW
41.	7K-0498	[1]	ELBOW
42.	3N-7267	[1]	TUBE ASSEM. (fuel inlet)
43.	3N-7266	[1]	TUBE ASSEM. (fuel outlet)
44.	0S-1588	[2]	BOLT
45.	8B-8679	[2]	SPACER
46.	9S-3231	[1]	BRACKET
47.	4B-0418	[3]	CLIP (small)
48.	7B-7501	[1]	CLIP (large)
49.	2B-0941	[1]	WASHER
50.	2N-3299	[1]	COVER ASSEM.
51.	4B-4423	[1]	RIVET
52.	2A-3696	[1]	PLUG
53.	2J-4045	[1]	SPRING