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 TM 55-1905-242-14
0100 00
REPAIR
WARNING
Replace or repair components only after the affected circuit has been secured, locked
out, and tagged out. Performing replacement with the circuit energized may result in
damaged equipment and serious injury or death to personnel.
Repair of the 220V/110V control and distribution panel is accomplished by the replacement of defective circuit breakers. The
procedure for circuit breaker replacement appears in the Removal and Installation procedures in this work package.
REMOVAL
1.
Turn OFF, lock out, and tag out the diesel generator and shore power in accordance with FM 55-502.
2.
Set the multimeter to the Vac (Volts alternating current) setting and place its leads on the circuit breaker's wiring terminals
(1) at the back of the circuit breaker (2). If no voltage is noted, proceed to the next step. If voltage is noted, ensure that
the diesel generator and shore power are properly secured.
3.
Label the wiring (1) connected to the circuit breaker's (2) terminals.
4.
Loosen the four screws (two on each side, top and bottom) (3) that secure the wiring (1) in the circuit breaker (2) and
remove the wiring from the circuit breaker.
5.
Remove the nut (4), flat washer (5), and ON/OFF indicator plate (6) from the circuit breaker (2).
6.
Remove the two screws (7) securing the circuit breaker (2) to the panel (8) and remove the circuit breaker.
8
3
7
6
5
4
1
2
3
0100 00-2
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