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