TM 5-3610-257-14
1-20.5. Replace Circuit Breaker.
MOS:
35E, Special Electronic Devices Repairer
TOOLS:
Flat Tip Screwdriver
Multimeter
SUPPLIES:
Circuit Breaker
WARNING
Turn off and padlock safety switch. Turn off all individual circuit breakers before inspecting or
servicing circuit breakers. Failure to do so may result in death or serious injury.
a.
Turn off and padlock safety switch. Turn off individual circuit breakers.
b.
Remove circuit breaker box cover.
c.
Use multimeter to make sure voltage is not present.
d.
Remove defective circuit breaker by pushing and snapping out of place.
e.
Tag and remove wires from defective circuit breaker.
f.
Pull circuit breaker from panel.
g.
Reconnect wires to new circuit breaker. Secure wires with screws.
h.
Install new circuit breaker by pushing and snapping into place.
i.
Reinstall circuit breaker box cover.
j.
Remove padlock and turn on safety switch and individual circuit breakers.
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