3-109. REPAIR CENTRIFUGAL PUMP UNIT (FRESH WATER)

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REPAIR DRYER CABINET, EXHAUST DUCT, AND BASE GROUP

TM-55-1905-223-24-18-2 Landing Craft Utility (LCU) NSN 1905-01-154-1191 Basic Craft Part II Manual

FIGURE 3-92. Fresh Water Centrifugal Pump

TM 55-1905-223-24-18-2

MAINTENANCE OF MISCELLANEUS PUMPS/MOTORS

3-109. REPAIR CENTRIFUGAL PUMP UNIT (FRESH WATER).

This task covers:

a. Disassembly

b. Repair

c. Assembly

INITIAL SETUP :

Tools

Equipment Condition

Tool kit, general mechanic's,

Pump/motor set removed (para. 2-81).

Position pump/motor set on a clean flat

Tool kit, electrician's,

surface for disassembly and repair.

Adjustable spanner wrench

P/N 7492

Materials/Parts

Rubber bushing P/N 4231

Pump, raceway P/N 9789-9

Centrifugal pump impeller

P/N 9788 HT-9

Preformed packing P/N 255-5716

Plain seal P/N 8991

Annular ball bearing

P/N 9144

DISASSEMBLY (Figure 3-92)

a. Remove four hex head capscrews (1).

b. Remove two pipe plugs (8).

c. Remove plug (3).

d. Remove case (2).

e. Remove rubber bushing (5).

f. Remove two machine screws (7).

g. Remove pump raceway (6).