TM-9-2320-365-20-3

M1078 SERIES, 2 1/2-TON, 4 X 4, LIGHT MEDIUM TACTICAL VEHICLES (LMTV)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 3 OF 5

FEBRUARY 2006

CHANGE 3

TM-9-2320-365-20-3 - Page 361 of 1268

TM 9-2320-365-20-3

7-22. COOLANT TEMPERATURE LIGHT SWITCH REPLACEMENT

This task covers:

a. Removal

b. Installation

c. Follow-On Maintenance

INITIAL SETUP

Equipment Conditions

Cab raised (TM 9-2320-365-10).

Batteries disconnected (para 7-48).

Tools and Special Tools

Tool Kit, Genl Mech (Item 44, Appendix C)

Pan, Drain (Item 24, Appendix C)

Goggles, Industrial (Item 15, Appendix C)

Wrench, Torque, 0-175 lb-ft (Item 57, Appendix C)

Crowfoot Attachment, Socket Wrench (Item 6,

Appendix B)

Materials/Parts

Antiseize Compound (Item 63, Appendix D)

Ties, Cable, Plastic (Item 76, Appendix D)

Antifreeze, Ethylene Glycol, Permanent (Item 13,

Appendix D)

WARNING

•

Coolant may be very hot and under pressure

from engine operation.

Ensure engine is

cool before performing maintenance. Failure

to comply may result in injury to personnel.

•

Wear

appropriate

eye

protection

when

working under vehicle due to the possibility

of falling debris.

Failure to comply may

result in injury to personnel.

a. Removal.

(1) Remove radiator cap (1) from radiator overflow tank (2).

(2) Position container under radiator draincock (3).

(3) Open radiator draincock (3) and drain approximately one

gallon (one L) of coolant.

(4) Close radiator draincock (3).

Change 1

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