TM 1-1520-238-T-6
9–313
9–112.
CPG UTILITY LIGHT – DOES NOT LIGHT
9–112
Tools:
Nomenclature
Part Number
Tool Kit, Electrical
SC518099CLA06
Repairer’s
Multimeter, Digital
AN/PSM-45
Personnel Required:
68X
Armament/Electrical Systems Repairer
One person to assist
References:
TM 1-1520-238-23
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, check for
28 VDC at (A77)J1-2.
Is voltage present?
YES
Go to step 2.
NO
Go to paragraph 9–304 to
troubleshoot circuit protection
system (dc emergency bus –
CPG station).
2. Check for open between P766-2 and
DS17 SP1.
Does open exist?
YES
Repair open wire.
Go to paragraph 9–108.
NO
Go to step 3.
3. Check for open between DS17 SP2 and ground.
Does open exist?
YES
Repair open wire.
Go to paragraph 9–108.
NO
Replace CPG utility light
(TM 1-1520-238-23).
END OF TASK
