TM 10-4610-241-24
TO 40W4-13-42
3-13.
CENTRIFUGAL PUMP MOTOR ( RAW WATER PUMP) REPAIR.
This task consists of:
a.
Disassembly
b.
Cleaning
c.
Inspection
d.
Repair
e.
Assembly
f.
Test
INITIAL SET-UP:
Tools Required
General Mechanics Tool Kit (Appendix B, Section III, Item 4)
Arbor Press (Appendix B, Section III, Item 3)
Socket Drive, 1/4 in (Appendix B, Section III, Item 3)
Socket Drive, 3/8 in (Appendix B, Section III, Item 3)
Two Jaw Pullers (Appendix B, Section III, Item 3)
Material/Parts Required
Grease, GAA (Appendix C, Section II, Item 9)
Wiping, Rags (Appendix C, Section II, Item 14)
Gasket C(TM 10-4610-241-24P)
Equipment Condition
Reference
Centrifugal Pump removed (Paragraph 2-20).
General Safety Instructions
WARNING
Drycleaning solvent, P-D-680, C1I, is highly toxic and can ignite
organic materials, nitrates, carbides, and chlorates. Wear eye, skin,
and respiratory protection. Use in a well-ventilated area.
Compressed air can blow dust into the eyes. Wear eye protection.
Do not exceed 30 psi (207 kPa) air pressure.
a.
Disassembly.
(1)
As required, remove two screws (1), conduit box cover (2) and gasket (3).
(2)
As required remove two screws (4) and conduit box (5).
(3)
Loosen four screws (6) and remove fan cover (7). Remove screws as required.
(4)
Loosen set screw (8) and remove fan (9) from shaft of rotor (19), using a two -jaw puller.
NOTE
Marking relative position of fan end plate, stator assembly and pump
end plate will assist in alinement during assembly. Be sure to transcribe
markings to replacement parts before discarding defective parts or
turning them in to Supply.
(5)
Scribe a line across junction of fan end plate (7) and stator assembly (20), and across junction of pump
end plate (15) and stator assembly.
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