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TM 10-3930-643-20
ENGINE, FUEL, EXHAUST AND COOLING TROUBLESHOOTING AND MAINTENANCE. (cont )
4-33.
Drive Belts. (Sheet 4 of 5)
INSTALLATION (cont)
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
Work air compressor drive belt (13)
on rear, right side of engine
over
f a n w i t h p r o c e d u r e u s e d f o r
a l t e r n a t o r d r i v e b e l t . P o s i t i o n a ir
compressor drive belt
( 1 3 ) i n t o
vibration damper pulley, fan and
water pump pulley and air compressor
pulley grooves.
Hove air compressor (12) away from
engine to adjust air compressor
d r i v e b e l t ( 1 3 ) t e n s i o n , r e f e r t o
ADJUSTMENT.
Using a 9/16 open end wrench,
tighten four nuts (11).
Move alternator (10) away from rear,
l e f t s i d e o f e n g i n e t o a d j u st
alternator drive belt (14) tension,
refer to ADJUSTMENT.
Using 5/8 and 9/16 open end
wrenches, tighten nut (9) and bolt
( 8 ).
I n s t a l l s h i e l d , p l a t e , t w o l o c k-
washers, screws,
cover
and two
screws (7) on rear, left
s i d e o f
a l t e r n a t o r .
Using a 9/16 socket and socket
wrench handle, install brace (6) and
ground cable (5) in rear of engine.
U s i n g a f l a t t i p s c r e w d r i v e r,
connect terminal (4).
Using a 1/2
s o c k e t a n d s o c k et
wrench handle, install four washers
(3) and bolts (2).
Using a 9/16 open end wrench.
install fan guard (1).
GO to sheet 5
4-144
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