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 524 of 1275

TM 9-2350-311-20-1

WARNING

Ensure engine is cool before removing radiator cap

. Hot coolant can cause severe

bums.

10 Check radiator (9) for coolant level. Check coolant for serviceability by following PMCS procedure (para 2-15)

or use test strips.

11 Check coolant hoses (10) for cracks, deterioration, and signs of coolant seepage (para 7-1 and 7-2).

5-3