TM-9-2350-311-20-1

HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL FOR HULL, POWERPLANT, DRIVE CONTROLS, TRACKS, SUSPENSION, AND ASSOCIATED COMPONENTS

AUGUST 1994

TM-9-2350-311-20-1 - Page 660 of 1275

TM 9-2350-311-20-1

8-6 ENGINE COOLANT TEMPERATURE TRANSMlTTER AND PROTECTIVE COVER

This task covers:

a. Removal

b. Installation

INITIAL SETUP

Tools

General mechanic’s tool kit (item 64, Appx H)

Lockwashers (3) (item 88, Appx G)

Equipment Conditions

Air intake grille opened (para 11-8)

a. Removal

WARNING

• Ensure engine and coolant system are cool enough to permit safe handling in

order to prevent burns. Hot coolant will cause severe burns.

• Ensure MASTER switch is OFF when working on electrical system to avoid

electrical shock and burns.

NOTE

Protective cover does not have to be removed for removal

temperature transmitter.

1 Remove nut (1), lockwasher (2), clamp (3), and screw (4). Discard

2 Remove two screws (5) and two lockwashers (6) and lift protective

of engine coolant

lockwasher.

cover (7) off. Discard lockwashers.

8-15