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 TM 55-1905-223-24-18-1
MAINTENANCE OF MISCELLANEOUS PUMPS AND MOTORS
Replace/Repair Centrifugal Pump Unit (Fresh Water). (FIGURE 2-81)
This task covers:
a. Removal, b. Repair, c. Replacement.
INITIAL SETUP
Tools
Equipment Condition
Tool kit, general mechanic's,
Electrical power to pump unit turned
OFF at ships service switchboard and
T o o l kit, electrician's,
tagged "Out of Service - Do Not
Operate."
Materials/Parts
Centrifugal pump unit P/N 330CS9M-AB-SP
A/C Motor P/N 23255F
Warning tags, Item 1, Appendix C
a.
Tag and disconnect electrical leads at junction box on motor.
b.
Close pump suction (12) and discharge (1) valves.
c.
Remove insulating material from unions at inlet and outlet sides of pump.
Disconnect discharge piping at union (2) located on top of pump.
d.
e.
Disconnect suction piping at union (11) on inlet side of pump.
f.
Remove four plain hex nuts (9), lockwashers (8), washers (7) and hexhead
capscrews (6) securing motor (5) to foundation.
Remove pump (4) and motors (5).
g.
Remove pipe nipples (3) and (10) from pump.
h.
REPAIR
Repair of centrifugal pump unit consists of replacing pump (4), motor (5).
Change 1
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