TM 5-3805-262-20
CLEANING AND INSPECTION
Dry cleaning solvent P-D-680 used to clean parts is toxic and flammable.
W e a r p r o t e c t i v e g o g g l e s a n d g l o v e s a n d u s e o n l y i n a w e l l v e n t i l a t e d
a r e a . A v o i d c o n t a c t w i t h s k i n , e y e s a n d c l o t h e s a n d d o n ’ t b r e a t he
vapors. Do not use near open flame or excessive heat and don’t smoke
when using it. Failure to do so could cause serious injury. If you be -
c o m e d i z z y w h i l e u s i n g c l e a n i n g s o l v e n t, g e t f r e s h a i r a n d m e d i c al
a t t e n t i o n i m m e d i a t e l y . I f c o n t a c t w i t h s k i n o r c l o t h e s i s m a d e , f l u s h
with large amounts of water.
I f c o n t a c t w i t h e y e s i s m a d e , w a s h e y es
with water and get medical aid immediately.
(1) Using clean cloth moistened with cleaning solvent P-D-680, remove dirt
and grease from drive belt pulleys. Dry using clean cloths.
(2)
I n s p e c t d r i v e b e lt
pulley grooves are
INSTALLATION AND ADJUSTMENT
pulley grooves for
not smooth, notify
cracks, nicks, and rough edges. If
direct support maintenance.
Replace drive belts with matched set only to prevent early belt failure.
(1) Guide drive belts over engine fan blades and position on pulleys.
A p p l y p r y b a r t o f r o n t h o u s i n g a r e a o f a l t e r n a t o r a s s h o w n . P r y i n g at
alternator rear housing or fan area will damage alternator.
(2)
( 3)
(4)
(5)
(6)
(7)
( 8)
Pry top of alternator away from engine to increase tension on drive
b e l t s .
Tighten capscrew at alternator adjusting strap.
Measure drive belts tension (page
5-2). Tension must be 90 pounds fo
u s e d b e l t s , or 110 pounds for new
b e l t s . I f d r i v e b e l t t e n s i o n g a ge
n o t a v a i l a b l e, check for 1/2 inch
deflection midway between alternat
and crankshaft pulleys.
I f n e c e s s a r y,
loosen capscrew and
repeat steps (2) through (4)
above until belt tension is
c o r r e c t.
Tighten capscrew and lock nuts to
60 to 70 lb-ft in sequence shown.
Install and adjust air compressor
drive belt (page 7-92).
I n s t a l l e n g i n e l e f t r e a r s i de
panel (page 9-17).
5-5
