TM 5-4310-372-14
COMPRESSOR DRIVE MAINTENANCE - continued
4-16.
INSTALLATION AND ADJUSTMENT - continued
Push on belts half way between engine pulley and
compressor flywheel.
Belt tension is correct when
belts move 3/4 to 1 inch.
CAUTION
T o o l i t t l e b e l t t e n s i o n c a u s e s b e l t s t o o v e r h e at
and wear out prematurely.
Too much tension causes
excessive bearing wear
in engine and compressor.
c .
5 .
Belt Guard
a.
b .
Tighten 4 engine mounting
bolts to fix the engine
p o s i t i o n.
Recheck belt
tension.
Re-adjust if
necessary.
Install the upper half of
the belt guard.
Fasten
using the bolts, washers
and nuts originally remov-
ed.
Fasten the top support
using the proper capscrew on
the compressor head.
Install the lower half of
the belt guard and secure
to the upper half by slid-
ing in the 2 alignment pins.
I n s t a l l t h e f a s t e n e rs
(bolts, washers and nuts)
originally removed from
the lower half of the
belt guard.
Check for proper clearance
between the belt guard,
air compressor flywheel,
engine pulley and drive
b e l t s .
Adjust as necessary.
9
l t o 5
10,8
3 t o 6
4-18
