TM 9-2350-277-20-1
LEFT REAR UTILITY OUTLET/BLOWER DOES NOT WORK (M577A3 AND M1068A3
ONLY)—Continued
0043 00
5Y
1. Turn MASTER SWITCH to OFF.
2. Faulty circuit 10 lead from bus bar to circuit breaker. Beyond unit
maintenance repair.
3. Install master switch panel on distribution box (WP 0261 00).
4. Notify supervisor.
BY
1. Turn MASTER SWITCH to OFF.
2. Remove eight nuts (1), washers (2), and screws (3) from master
switch panel (4) and distribution box (5). Pull panel away from
distribution box.
3. Remove circuit 37B plug (6) from circuit breaker jack (7) and two
circuit 10 plugs (8) and (9) from circuit breaker jacks (10) and
(11).
4. Measure resistance between circuit breaker contacts.
5. Does multimeter read 0 ohms?
YES
NO
BYN
1. Replace circuit breaker
(WP 0280 00).
2. Verify no faults found.
B2Y
1. Faulty circuit 10 from bus bar to circuit breaker. Beyond unit
maintenance repair.
2. Install master switch panel on distribution box (WP 0261 00).
3. Notify supervisor.
0043 00-3
