TM-9-2320-209-20-3-1

2½-TON, 6X6, M44A1 AND M44A2 SERIES TRUCKS (MULTIFUEL)

TECHNICAL MANUAL; TROUBLESHOOTING; ORGANIZATIONAL LEVEL; VOLUME 3 OF 3; PART 1 OF 4

MAY 1981

TM-9-2320-209-20-3-1 - Page 361 of 830

TM 9-2320-209-20-3-1

CHAPTER 6

COOLING SYSTEM GROUP MAINTENANCE

Section I. SCOPE

6-1. EQUIPMENT ITEMS COVERED.

This chapter gives equipment maintenance

procedures for the radiator assembly, thermostat, water pump, fan assembly and

related parts and cooling system service for which there are authorized corrective

maintenance tasks at the organizational maintenance level.

6-2. EQUIPMENT ITEMS NOT COVERED.

All equipment items for which corrective

maintenance is authorized at the organizational maintenance level are covered in this

chapter.

Section II.

RADIATOR ASSEMBLY

6-3. RADIATOR REMOVAL AND REPLACEMENT.

TOOLS :

Flat-tip screwdriver

1/2-inch open end wrench

9/16-inch wrench (2)

3/4-inch box wrench (2)

SUPPLIES : None

PERSONNEL : T

WO

EQUIPMENT CONDITION :

Truck parked, engine off, handbrake set.

a.

Preliminary Procedures.

(1) Open hood and both side panels. Refer to TM 9-2320-209-10.

(2) Drain cooling system. Refer to para 6-10.

b.

Removal.

6-1