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 TM 55-1905-220-14-8
4-8.4. FIRE PUMP MOTOR CONTROLLER - MAINTENANCE INSTRUCTIONS
(Continued).
LOCATION
ITEM
ACTION
REMARKS
INSPECTION (Con')
t
c.
Switches
Inspect for signs of
failure or improper
operation.
2.
Controller
a. Contac-
1. Inspect for worn
(internal)
tors,
Contact tip material.
and
2. Inspect for clean-
starters
liness.
3. Ensure all mounting
hardware is tight.
b. Wiring
1. Install for wear,
fraying and damage.
2. Ensure all terminals
are tight.
c.
Switches
1. Inspect for signs of
failure.
2. Ensure all mounting
hardware is tight.
d. Fuses
1. Inspect for defective
and fuse
components.
blocks
2. Ensure all mounting
hardware is tight.
e. Terminal
1. Inspect for breaks,
block
and cracks.
2. Ensure all mounting
hardware is tight.
REMOVAL
3.
Controller
a. Captive
Rotate counter-clockwise
screws
to loosen.
(1)
b. Door
Swing open.
(2)
4-456
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