Section II. OPERATION UNDER UNUSUAL CONDITIONS
2-4. Operation in Extreme Cold
a. I f a h e a t e d s h e l t e r c a n n o t b e p r o v i d e d,
l o c a t e u n i t s o t h a t n a t u r a l b a r r i e r s c a n be
utilized to the fullest extent possible to prevent
w a t e r i n t h e f i l t e r - s e p a r a t o r f r o m f r e e z i n g.
b. Prior to stopping unit drain all water from
body and valve (fig. 2-1 until clear fuel is
discharged from the drain valve. This will pre-
v e n t w a t e r f r o m f r e e z i n g i n u n i t . D o t h i s at
each shut-down of operation.
2-5. Operation in Dusty or Sandy Areas
P r e c a u t i o n m u s t b e t a k e n t o p r e v e n t f o r e i gn
m a t t e r f r o m e n t e r i n g i n l e t o r o u t l e t l i n e s a nd
valves during coupling operations. Remove dust
p l u g s a n d c a p f r o m f i l t e r - s e p a r a t o r a n d h o s es
o n l y w h e n r e a d y t o c o n n e c t h o s e s t o u n i t . R e-
place dust plugs and cap on filter-separator in-
let and outlet couplings and
connections are broken.
all hoses as soon as
2-6. Operation Under Rainy or Humid Condi-
tions
C o v e r u n i t b o d y i f h e a d i s r e m o v e d , d o n ot
allow water to enter unit at anytime.
2-7. Operation in Salt Water Areas
Protect unit as much as possible. Keep filter
elements and inside of unit protected from ex-
posure to salt water.
2-8. Operation in High Ambient Temperature
Leave vent valve closed to prevent loss of fuel
b y e x p a n s i o n d u r i n g s h u t d o w n a n d o p e n t h e
v a l v e t o t h e i n l e t o f t h e f i l t e r / s e p a r a t o r ; v e nt
the unit prior to restarting.
2-5
