TM 1-1520-238-23
9-31
9.8.
PILOT CIRCUIT BREAKERS (ATTACHED TO BUS BARS) REPLACEMENT – continued
d. Detach wires (12) from circuit breaker (2).
(1) Identify wires (12).
(2) Remove screws (13), washers (14), and ter-
minal lugs (15).
e. Remove bus bar (16).
(1) Identify wire (12).
(2) Hold bus bar (16). Remove screws (17) and
terminal lug (15).
(3) Remove bus bar (16).
f. Remove circuit breaker (2).
(1) Remove nut (18) and washer (19).
(2) Remove and discard circuit breaker (2).
9.8.4. Cleaning
a. Wipe circuit breaker mounting surface with a
clean rag.
9.8.5. Inspection
a. Check removed and attaching parts for dam-
age (para 9.1).
b. Check wires for wear, cuts, breaks, and dam-
aged terminal lugs (para 9.1).
c. Check removed and attaching parts for corro-
sion (para 1.49).
d. Check bus bar for arcing burns. None allowed.
e. Check knob for cracks or tears. None allowed.
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