70 Pin Connector Guide for TH55-E70-3512CP Petroleum Power Train Package{7451, 7553, 7566} Caterpillar

70 Pin Connector Guide for TH55-E70-3512CP Petroleum Power Train Package{7451, 7553, 7566}

Usage:

TH55 PNY

Petroleum Power Train Package:: TH55-E70-3512CP (S/N: PNY1-UP; PNZ1-UP)

Introduction

The following special instruction contains a table showing a 70 pin connector interface for the TH55-E70-3512CP Petroleum Power Train Package

TH55-E70-3512CP 70 Pin Connector Interface

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Table 1
TH55-E70-3512CP Connector Guide
Pin Number	Description	Wire ID/Color	Part Number	Pin Number	Engine Connector Pin Location Description ⁽¹⁾
1	Plug	N/A	8T-8737	1	N/A
2	Plug	N/A	8T-8737	2	N/A
3	Shut down notify relay (85)	E798-A15-PK-18	126-1766	3	Engine Connector
4	Remote Air Shutoff Actuation	G971-A16-BR-18	126-1767	4	Engine Connector
5	Mag Sw Relay (3) manual crank switch (, NO)	F701-A17-BR-18	126-1767	5	Engine Connector
6	Cat Datalink (-)	892-A21-BR-18	126-1767	6	Engine Connector
7	Cat Datalink (+)	892-A25-GN-18	126-1767	7	Engine Connector
8	General Alarm relay (85)	F700-A80-BU-18	126-1767	8	Engine Connector
9	Digital Reference: Speed Control module (B-) Fuel Cutout 1 Starting Aid Switch (C) Engine Prot Override (C) Torque Limit Enable (C) Emergency Stop (1)	998-A27-BR-18	126-1767	9	Engine Connector
10	Speed Control module	F702-A28-GN-18	126-1767	10	Engine Connector
11	Engine Oil Temp (Signal)	D839-A30-YL-18	126-1767	11	Engine Connector
12	Mag Sw Relay (4) manual crank switch (4, NC)	E799-A31-BR-18	126-1767	12	Engine Connector
13	Plug	N/A	8T-8737	13	Engine Connector
14	Load Feedback Signal	J782-A32-GN-18	126-1767	14	Engine Connector
15	Engine Oil Temp (Return)	200-A33-BK-18	126-1767	15	Engine Connector
16	Emergency Stop	F719-A34-BR-18	126-1767	16	Engine Connector
17	Emergency Stop	F715-A35-PK-18	126-1767	17	Engine Connector
18	Not Used/Extra	G721-A36-GY-18	126-1767	18	Engine Connector
19	Inlet Air Temp (Signal)	B472-A37-YL-18	126-1767	19	Engine Connector
20	Inlet Air Temp (Return)	200-A38-BK-18	126-1767	20	Engine Connector
21	Torque Limit/Fuel Position Multiplier	G746-A39-WH-18	126-1767	21	Engine Connector
22	Ether Relay	F710-A40-GN-18	126-1767	22	Engine Connector
23	Fuel Cutout	F716-A41-WH-18	126-1767	23	Engine Connector
24	Fuel Cutout	F717-A81-YL-18	126-1767	24	Engine Connector
25	Diagnostic Lamp	F404-A83-RD-14	126-1767	25	Engine Connector
26	Prelube Pressure Switch (NC) Prelube Override (NO)	F718-A44-BU-18	126-1767	26	Engine Connector
27	Battery (+)	113-A45-OR-18	126-1767	27	Engine Connector
28	Engine Speed-B	SPDI-A76-BK-18	126-1767	28	Engine Connector
29	Engine Speed-C	SPD2-A77-WH-16	126-1767	29	Engine Connector
30	Engine Speed-SH	SPDS-A84-CL-16	126-1767	30	Engine Connector
31	Can Datalink (+)	A249-A82-BK-18	126-1767	31	Engine Connector
32	Can Datalink (-)	F705-A53-PK-18	126-1767	32	Engine Connector
33	Can Shield	A268-C37-BK-18	126-1767	33	Engine Connector
34	Battery (-)	F720-A78-PU-18	126-1767	34	Engine Connector
35	Battery (-)	N917-A56-RD-18	126-1767	35	Engine Connector
36	Master Prelube Relay	F706-A79-PU-18	126-1767	36	Engine Connector
37	Plug	N/A	8T-8737	37	Engine Connector
38	Plug	N/A	8T-8737	38	Engine Connector
39	Plug	N/A	8T-8737	39	Engine Connector
40	Plug	N/A	8T-8737	40	Engine Connector
					Transmisson Connector Pin Location Description ⁽²⁾
41	Plug	N/A	8T-8737		N/A
42	Stall Switch	Y939-A65-PU-18	126-1767	4	Transmission Connector
43	Key Switch to Starter Relay	306-A63-GN-18	126-1767	8	Transmission Connector
44	Sensor Ground	J765-A61-BU-18	126-1767	9	Transmission Connector
45	Solenoid Return	K972-A64-BR-18	126-1767	10	Transmission Connector
46	Can Data Link High (+)	K900-A54-YL-18-GXL	126-1767	7	Transmission Connector
47	Can Data Link Low (-)	K900-A43-GN-18-GXL	126-1767	6	Transmission Connector
48	Shifter Ground Verify	331-A26-OR-18	126-1767	19	Transmission Connector
49	Transmission Solenoid #6/Lever 5	J834-A71-PU-18	126-1767	20	Transmission Connector
50	Transmission Solenoid #3/Lever 4	J837-A72-BU-18	126-1767	21	Transmission Connector
51	Lever 3	Y985-A66-OR-18	126-1767	22	Transmission Connector
52	Transmission Solenoid #1/Lever 2	J839-A73-BR-18	126-1767	23	Transmission Connector
53	Lever 1	C482-A75-PU-18	126-1767	24	Transmission Connector
54	Power train Warning Indicator	410-A69-WH-18	126-1767	25	Transmission Connector
55	Key Switch "Run"	308-A74-OR-18	126-1767	26	Transmission Connector
56	Lockup Clutch Disable N/O Switch # 2	X952-A67-OR-18	126-1767	28	Transmission Connector
57	Quick to Neutral Switch	720-A70-PU-18	126-1767	29	Transmission Connector
58	Lockup Clutch Disable N/C Switch # 2	419-A68-YL-18	126-1767	30	Transmission Connector
59	Key Switch "Start"	307-A62-OR-18	126-1767	40	Transmission Connector
60	Plug				N/A
61	Plug				N/A
62	Plug				N/A
63	Plug				N/A
64	Plug				N/A
65	Plug				N/A
66	Plug				N/A
67	Plug				N/A
68	Plug				N/A
69	Plug				N/A
70	Plug				N/A

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^( 1 )	Refer to Special Instruction, REHS2998, "Customer Interface for the 3512B and 3512C Well Fracturing Engines (ADEM III)"
^( 2 )	Refer to Special Instruction, REHS2892, "Application and Installation Guide (Electrical) for Petroleum Transmissions"

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