TM 1-1520-238-T-6
9–605
9–310. EMERG BATT CAUT CIRCUIT BREAKER (CB29) – DOES NOT STAY CLOSED
9–310
OR CONTINUITY DOES NOT EXIST BETWEEN (A77): J4-C AND J1-4
Tools:
Nomenclature
Part Number
Tool Kit, Electrical
SC518099CLA06
Repairer’s
Multimeter, Digital
AN/PSM-45
Personnel Required:
68X
Armament/Electrical Systems Repairer
References:
TM 1-1520-238-23
Equipment Conditions:
Ref
Condition
TM 1-1520-238-23
Access provisions –
CPG circuit breaker panel
1 removed
WARNING
Turn off power before detaching or
attaching wires and connectors. High
current 28 VDC or 115 VAC is present.
Failure to do so could result in death or
serious injury.
1. On CPG circuit breaker panel 1, close EMERG
BATT CAUT circuit breaker (CB29). Check for
short between (A77)J1-4 and ground.
Does short exist?
YES
Go to step 2.
NO
Go to step 3.
2. Detach wire at CB29-2. Check for short between
(A77)J1-4 and ground.
Does short exist?
YES
Repair shorted wire between
CB29-2 and (A77)J1-4.
Go to paragraph 9–304.
NO
Replace EMERG BATT CAUT
circuit breaker (CB29)
(TM 1-1520-238-23).
3. Check for open between CB29-2 and (A77)J1-4.
Does open exist?
YES
Repair open wire.
Go to paragraph 9–304.
NO
Replace EMERG BATT CAUT
circuit breaker (CB29)
(TM 1-1520-238-23).
END OF TASK
