Fan and Belt (cont)

TM 10-3930-638-24&P

2-17. COOLING SYSTEM MAINTENANCE (cont)

f. Fan and Belt (cont).

ITEM

ACTION

REMARKS

STEP

LOCATION

REMOVAL

a. Adjustment

Alternator

Remove

screw and

mounting

screw

Remove

b. Alternator

c. Fan belt (1)

Remove

Engine

a. Four cap

Remove

screws (2)

and lock

washers (3)

b. Fan blade as-

Remove

sembly (4)

Remove

c. Water pump

pulley (5)

CLEANING

WARNING

Dry cleaning solvent (P-D-680), used to clean parts is toxic and

flammable. Wear protective goggles and gloves and use only in a

well ventilated area. Avoid contact with skin, eyes, and clothes

and don't breathe vapors. Do not use near open flame or exces-

sive heat and don't smoke when using it. Failure to do so could

cause serious injury. If you become dizzy while using cleaning

solvent, get fresh air immediately, and get medical attention. If

contact with skin or clothes is made, flush with large amounts of

water. If contact with eyes is made, wash eyes with water immed-

iately, and obtain medical aid immediately.

Use cleaning solvent P-D-680; dry thor-

Clean

All parts

oughly

INSPECTION

Replace if cracked, ruptured, or worn

Inspect

Fan belt (1)

Replace if blades are cracked, bent or

Inspect

Fan blade assem-

broken

bly (4)

Replace if bent, cracked, or mounting

Inspect

Water pump

holes damaged

pulley (5)

INSTALLATION/REPLACEMENT

Position

On water pump assembly

Engine

a. Water pump

pulley (5)

Position

On water pump pulley

b. Fan blade as-

sembly (4)

Change 2 2-93