Section XII. MAINTENANCE OF ENGINE COOLING SYSTEM

TM 5-4210-224-14&P

Section XII. MAINTENANCE OF ENGINE COOLING SYSTEM

Para.

Heat Exchanger Replacement......................

4-80

Coolant Recovery Bottle

Hoses And Piping

Replacement ................................ ........

4-73

Replacement ................................ .........

4-77

Drive Belts Replacement .............................

4-76

Radiator Replacement ................................ .

4-81

Engine Cooling System

Thermostat And Housing

Service ................................ .................

4-72

Replacement ................................ .........

4-79

Fan And Clutch Replacement ......................

4-75

Water Pump Replacement ..........................

4-78

Fan Shroud Replacement ............................

4-74

General ................................ .......................

4-71

4-72. ENGINE COOLING SYSTEM SERVICE.

This task covers:

Service

INITIAL SET-UP

Tools

General Safety Instructions

General Mechanics Tool Kit

Be certain the engine is cool before attempting any work

on the cooling system.

Materials/Parts

Engine OFF.

Engine Coolant

Transmission in (N) neutral.

(Appendix D, Item 12a)

Parking brake and micro-brakelock set.

SERVICE

WARNING

Be certain the engine is cool before

attempting any work on the cooling system.

Serious personal injury could result from

work on a hot cooling system.

a. Remove radiator cap (1).

b. Run engine, with cap removed, until upper

radiator hose is hot, indicating thermostat is

open.

c. Stop engine and open radiator drain valve (2) to

drain

coolant.

d. Close valve and add sufficient water to fill

system

4-110