M A I N T E N A N C E O F F A B R I C F U E L C E L L I N S T A L L A T I O N A N D F A B R I C F U E L C E L L F I L L E R B L O C K S

I N S P E C T I O N / R E P A I R (cont)

F A B R I C F U E L C E L L D R A I N I NG

TM-9-2350-238-34-1 Recovery Vehicle Full-Tracked: Light Armored M578 (2350-00-439-6242) (Hull Components) Manual
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WARNING TM 9-2350-238-34-1 2 - 3 1 . M A I N T E N A N C E O F F A B R I C F U E L C E L L I N S T A L L A T I O N A N D F A B R I C F U E L C E L L F I L L E R B L O C K S . This task covers: a. F a b r i c F u e l C e l l D r a i n i ng d. I n s p e c t i o n / R e p a i r b. R e m o v a l e. I n s t a l l a t i o n c. C l e a n i n g f. T e s t I N I T I A L S E T UP T o o l s a n d S p e c i a l T o o ls G e n e r a l S a f e t y I n s t r u c t i o ns A u t o m o t i v e m a i n t e n a n c e a n d r e p a i r s h o p e q u i p m e n t : f i e l d m a i n t e n a n c e , b a s i c, l e s s p o w e r ( S C 4 9 1 0 - 9 5 - A 3 1) l H a n d p u m p l Pressure gage, 0 to 10 psi (0 to 69 • Prolonged breathing of fuel vapors k P a ) can be fatal. Do not enter fuel cells l S p a r k p r o o f e x t e n s i o n l i g ht u n t i l t h e y h a v e b e e n t h o r o u g h ly l S p r a y g u n c l e a n e d . I f e y e s o r s k i n b e c o me l T o r q u e w r e n c h ( 0 t o 3 0 0 i n . - l b ) irritated by diesel fuel, flush with w a t e r. M a t e r i a l s / P a r ts C l e a n i n g c o m p o u n d ( i t e m 6 , a p p x B) l Fuel cells that are not entirely free of Compressed air (90 to 100 psi) fuel or fuel vapors must not be G a s k e t ( 2 ) welded or exposed to heat, flames, or Grease (item 17, appx B) s p a r k s . W e l d i n g o r t h e u s e o f p o w er Liquid soap (item 27, appx B) s a n d e r s , c h i s e l s , a n d c h i p p i n g L o c k w a s h e r ( 1 8 ) h a m m e r s s h a l l b e p r e c e d e d by L o c k w a s h e r ( 4 0) removal of the fabric fuel cell and by Masking tape (item 29, appx B) t h o r o u g h c l e a n i n g . Paint thinner (item 30, appx B) P r e f o r m e d p a c k i n g ( 2) l Failure to reduce pressure to zero Rags (item 23, appx B) b e f o r e r e m o v i n g c a p m a y c a u s e Rubber hose (figure C-1, appx C) i n j u r y. S e a l i n g c o m p o u n d ( i t e m 2 4 , a p p x B) S i l i c o n e a d h e s i v e s e a l a n t ( i t em 2, appx B) R e f e r e n c es T M 9 - 2 3 5 0 - 2 3 8 - 2 0 - 1 T M 9 - 2 3 5 0 - 2 3 8 - 2 4 P -1 E q u i p m e n t C o n d i t i o ns F a n w e l l d e c k r e m o v ed ( T M 9 - 2 3 5 0 - 2 3 8 - 2 0 - 1) 2 - 46

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