TM 5-3805-262-20CLEANING AND INSPECTIONDry 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 da 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 hevapors. Do not use near open flame or excessive heat and don’t smokewhen 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 ala 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 hwith 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 eswith water and get medical aid immediately.(1) Using clean cloth moistened with cleaning solvent P-D-680, remove dirtand grease from drive belt pulleys. Dry using clean cloths.(2)I n s p e c t d r i v e b e ltpulley grooves areINSTALLATION AND ADJUSTMENTpulley grooves fornot smooth, notifycracks, nicks, and rough edges. Ifdirect 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 atalternator 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 driveb e l t s .Tighten capscrew at alternator adjusting strap.Measure drive belts tension (page5-2). Tension must be 90 pounds fou s e d b e l t s , or 110 pounds for newb e l t s . I f d r i v e b e l t t e n s i o n g a gen o t a v a i l a b l e, check for 1/2 inchdeflection midway between alternatand crankshaft pulleys.I f n e c e s s a r y,loosen capscrew andrepeat steps (2) through (4)above until belt tension isc o r r e c t.Tighten capscrew and lock nuts to60 to 70 lb-ft in sequence shown.Install and adjust air compressordrive 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 depanel (page 9-17).5-5
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