TM-9-2320-387-24-1

TRUCK, UTILITY: S250 SHELTER CARRIER, 4X4, M1113

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE, VOLUME 1

DECEMBER 1997

CHANGE 1

TM-9-2320-387-24-1 - Page 781 of 1205

TM 9-2320-387-24-l

4-3 1. COLD-ADVANCE SWITCH REPLACEMENT

This task covers:

a. Removal

b. Installation

INITIAL SETUP:

Tools

General mechanic’s tool kit:

automotive

(Appendix B, Item 1)

hlaterialflarts

Equipment Condition

l

Battery ground cables disconnected

(para. 4-68).

l

Engine coolant drained as necessary (para. 3-61).

l

Engine access cover removed (para. 10-22).

Sealing compound (Appendix C, Item 61)

nraintenance Level

Unit

1Ianual References

TM 9-2320-387-24P

NOTE

l

The cold-advance

switch is located in the right cylinder head

water jacket at the rear of the cylinder head just above the

exhaust manifold.

l

Prior to removal, tag leads for installation.

L a. Removal

1

1.

Disconnect

leads 569G (1) and 569B (3) from engine harness (2).

2.

Remove cold-advance

switch (5) from engine (4).

/YZZZZJ

1.

Apply sealing compound to threads of cold-advance

switch (5).

2.

Install cold-advance

switch (5) on engine (4).

3.

Connect leads 569G (1) and 569B (3) to engine harness (2).

FOLLOW-ON

TASK!?

l

Connect battery ground cables (para. 4-68).

.

Fill cooling system (para. 3-61).

.

Install engine access cover (para. 10-22).

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