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 TM 55-1905-223-24-13
2-13. Replace Alternating Current Motor . (FIGURES 2-2 and 2-3)
This task covers: a. Inspect/Service, b. Removal, c. Replacement.
INITIAL SETUP
Tools
Equipment Condition
Tool kit, electrician's,
TM 55-1905-223-10, electrical power to
pump motor is shut down and tagged
Tool kit, general mechanic's,
"Out of Service, Do Not Operate."
Suction and discharge valves are locked
Tool set, measuring machinist's,
and tagged in "Closed" position.
Torque wrench,
General Safety Instructions
5120-01-092-3778 (30-300 in-lb)
5120-01-125-5190 (30-300 ft-lb)
Disconnect the power supply to the
5120-00-242-3264 (0-50 ft-lb)
electric motor.
Dial indicator 5210-00-277-8840
Materials/Parts
Motor assembly P/N 286JP
Stuffing box cover preformed
packing P/N 62148-2-914-0
Lubricating sealant, Item 4,
Appendix C
Electrical tags, Item 8, Appendix C
WARNING
Electrical components contain high voltages that can cause severe injury or death.
Before servicing, adjusting or replacing electrical or mechanical components, disconnect
the power supply to the electric motor and tag "Out of Service, Do Not Operate."
INSPECT/SERVICE
a.
Check for leaks.
b.
Check motor and pump bearing temperature and shaft seal temperatures.
Under normal conditions, you should be able to keep your hand on the
component for several seconds before feeling any discomfort.
2-10
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