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 TM 55-1905-223-24-1
2-22. Replace/Repair Sump Pump Group. (FIGURE 2-19)
This task covers:
a. Removal
b. Repair
c. Replacement
INITIAL SETUP :
Tools
Equipment Condition
Tool kit, general mechanic's rail
Engine shutdown. TM 55-1905-223-10.
and marine diesel engine
Materials/Parts
Rotary pump P/N 3032869
REMOVAL
a.
Close engine oil sump stop-check valve (11) and reduction gear stop-check valve (15).
b.
Remove outlet line and pipe nipple (1) from top of sump pump (18).
c.
Disconnect nonmetallic hose (16) from reduction gear en .
d
d.
Disconnect nonmetallic hose (9) from pipe elbow (10).
e.
Remove two machine bolts (19), lockwashers (3) and plain hexagon nuts (2). Remove sump pump
(18) from bracket (4).
f.
Remove nonmetallic hose (9) from pipe elbow (8).
g.
Remove nonmetallic hose (16) from pipe elbow (17).
h.
Remove two pipe elbows (8 and 17).
i.
Remove two stop-check valves (11 and 15) and pipe nipples (12 and 14). Remove pipe tee (13).
j.
Remove pipe nipple (5) from sump pump (18).
k.
Remove four hexagon head capscrews (7) and lockwashers (6) from bracket (4). Remove bracket (4).
REPAIR
Repair of the sump pump group consists of replacement of defective parts.
2-75
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