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 TM 55-1905-223-24-18-1
Replace/Repair Rotary Pump Unit (Prelubricate Oil Transfer).
This task covers:
a. Removal, b. Repair, c. Replacement.
INITIAL SETUP
Equipment Condition
Tools
Electrical power to pump unit turned
Tool kit, general mechanic's,
OFF and tagged "Out of Service - Do
Not Operate."
T o o l kit, electrician's,
Appropriate valves closed and tagged
"Out of Service - Do Not Operate."
Materials/Parts
Pump rotary unit P/N 30R035001
Alternating current
motor P/N JEV
Warning tags, Item 1, Appendix C
a.
Tag and disconnect electrical leads at junction box (15) on motor.
Close pump suction (1) and discharge (21) valves.
b.
Close pump relief valve (19).
C.
Disconnect discharge piping at union (22) on outlet side of pump.
d.
Disconnect pump relief piping at union (20).
e.
f.
Position pipe wrench on elbow (25) for counterclockwise rotation to remove
nipple (24) with valve (19) from pump.
Remove four plain hex nuts (11), lockwashers (12), washers (13) and hexhead
g.
capscrews (14) securing motor (16) to baseplate (17).
Remove two plain hex nuts (6), lockwashers (7) and hexhead capscrews (8)
h.
securing coupling guard (9) to baseplate. Remove coupling guard.
Remove four plain hex nuts (3), lockwashers (4) and hexhead capscrews (5)
i.
securing shaft bracket (18) to baseplate.
Separate pump assembly (26) from motor (16) at coupling (10).
j.
Change 1
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