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 TM 55-1905-223-24-18-2
3-110. REPAIR CENTRIFUGAL PUMP UNIT (FRESH WATER BOOSTER) (Figure 3-94).
This task covers:
a. Disassembly
b. Repair
c. Assembly
INITIAL SETUP :
Tools
Equipment Condition
Tool kit, general mechanic's,
Pump removed, para. 2-97 .
Tool kit, electrician's,
Torque wrench, 5120-00-242-3264
(0-50 ft-lb)
Materials/Parts
Gasket P/N 2584
Centrifugal pump impeller P/N 1129
Shaft seal assembly P/N CFSP52322
Shoulder shaft P/N 1829
DISASSEMBLY
a. Remove four hex head capscrews (2).
b. Remove two plugs (9).
c. Remove casing (8).
d. Remove gasket (6) and discard.
e. Remove machine bolt (10) and flat washer (11).
f. Remove impeller (12) by unscrewing counterclockwise from shoulder shaft (5).
g. Remove shaft seal assembly (13).
h. Remove four hex head capscrews (7).
i. Remove support head (3).
j. Remove setscrew (4).
k. Remove shoulder shaft (5).
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