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 TM 55-1905-219-14-8
4-7.4A. PUMP - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
DISASSEMBLY (Cont)
a. Priming pump
Remove from priming
hose (1),
pump suction port.
and check
valve (2)
b. Suction cap
Unscrew.
and chain
(3)
c. Screws (4)
Remove.
d. Hose adapter
Remove.
Discard gasket
assembly
if damaged.
(5), and
gasket (6)
e. Nuts (7),
Remove ten nuts and
flatwashers
one screw.
(8), screw
(9), and
lockwasher
(10)
f. Suction head
Remove.
Discard gasket.
(11), and
gasket (12)
g. Drain valve
Remove.
If necessary.
(13)
h. Studs (14)
Remove.
If necessary.
i. Clearance
Remove.
ring inner
front (15),
and clear-
ance ring
outer (16)
j. Impeller
Remove.
screw (17),
washer (18),
and seal
(19)
4-316
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