TM 5-3805-262-204-4. COOLING SYSTEM MAINTENANCE (CONT)e. T h e r m o s t a t s ( c o n t ).CLEANINGDry 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 eda 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 h ev a p o r s.Do not use near open flame or excessive heat and don-t smokew h e n u s i n g i t.F a i l u r e t o d o s o c o u l d c a u s e s e r i o u s i n j u r y . I f y o ub e 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 shw i t h l a r g e a m o u n t s o f w a t e r .If contact with eyes is made, wash eyeswith water and get medical aid immediately.(1) Clean all parts using cleaning solvent P-D-680; dry using clean cloths .(2) Remove all gasket (5) material from water manifold and thermostat housing(3) mounting surfaces using cleaning solvent P-D-680 and a putty knife,i f n e c e s s a r y.INSPECTION(1) Test thermostats (page 4-89). Replace as necessary.(2) Inspect thermostat housing (3) for cracks, breaks, or other damage;r e p l a c e i f n e c e s s a r y.(3) Inspect remaining parts for cracks, breaks, distortion, or damaged orstripped threads; replace as necessary.4-88
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