TM9-4120-400-14
4-33.
CONTROL CIRCUIT BREAKER CB2. - continued
Figure 4-28. Control Circuit Breaker CB2
INSPECTION
Check circuit breaker for general condition and loose, broken, or missing terminals.
TESTING
1. Check that there is continuity between the two terminals 1 and 2 with the circuit breaker in the ON position.
2. Check that there is no continuity between terminals with the circuit breaker in the OFF position.
REPLACEMENT
1. Remove attaching nut (1) and lock washer (2) from front of panel.
2. Slip circuit breaker (3) from back of panel.
3. Tag and disconnect leads.
4. See the wiring diagram figure 4-4 and tags and connect the wire leads. Remove tags.
5. Slip circuit breaker (3) into hole in panel.
6. Secure with nut (1) and lock washer (2).
NOTE
FOLLOW-ON MAINTENANCE:
4-85