COOLANT TEMPERATURE LIGHT SWITCH REPLACEMENT

TM 9-2320-366-20-3

7-22. COOLANT TEMPERATURE LIGHT SWITCH REPLACEMENT

This task covers:

a. Removal

c. Follow-On Maintenance

b. Installation

INITIAL SETUP

Equipment Conditions

Materials/Parts

Cab raised (TM 9-2320-366-10-1).

Antiseize Compound (Item 58, Appendix D)

Batteries disconnected (para 7-57).

Ties, Cable, Plastic (Item 69, Appendix D)

Antifreeze, Ethylene Glycol, Permanent (Item 12,

Tools and Special Tools

Tool Kit, Genl Mech (Item 46, Appendix C)

Pan, Drain (Item 24, Appendix C)

Goggles, Industrial (Item 15, Appendix C)

Wrench, Torque, 0-175 lb-ft (Item 58, Appendix C)

Crowfoot Attachment, Socket Wrench (Item 6,

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

gal (one L) of coolant.

(4) Close radiator draincock (3).

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