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 TM 55-1905-223-24-3
2-32. Replace/Repair Sump Pump Group. (Figure 2-13)
This task covers:
a. Removal,
b.
Repair,
c.
Replacement
INITIAL SETUP:
Tools
Equipment Condition
Tool kit, general mechanic's rail
Engine shut down and cooled below
and marine diesel engines,
120 (50 ). TM 55-1905-223-10.
F
C
Air supply secured (port).
Battery banks disconnected (starboard).
Materials/Parts
Lubricant, teflon, pipe thread,
Item 11, Appendix C
Rotary pump P/N 123822
Nonmetallic hose assembly
P/N AM1005400SS
Shutoff valve P/N 3200802
REMOVAL
a. Disconnect the loop clamp (12) and-hardware from around nonmetallic hose assembly (14).
b. Disconnect nonmetallic hose assembly (14) from elbows (13, 15). Remove elbow (13) and shutoff
valve (11).
c.
Disconnect the outlet pipe at point (5) on top of the pump (6). Remove the pipe elbow (9), pipe nipples
(8, 10) and pipe bushing (7) from the bottom of the pump (6).
d. Remove the three capscrews (2), lockwashers (3), and flat washers (4), and remove the pump (6) from
the angle bracket (1).
e. If the pipe-to-hose elbow (15) and the pipe bushing (16) are to be replaced, remove them from the
engine.
REPAIR
Repair of the sump pump group consists of replacing rotary pump, nonmetallic hose assembly and shutoff
valve.
2-82
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