TM 1-1520-238-T-6
9–331
9–116.
PILOT EDGE-LIGHTS – ARE NOT LIGHTED
9–116
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. Check for 115 VAC between:
P109-JJ and ground,
P109-KK and ground.
Is voltage present?
YES
Go to step 2.
NO
Go to step 3.
2. Check for open between
P109-JJ and ground.
Does open exist?
YES
Repair open wire between:
(A402)J22-A13 and GS2-L,
P457-A13 and P109-LL.
Go to paragraph 9–113.
NO
Replace multi-channel dimming
controller (TM 1-1520-238-23).
3. Check for open between:
P457-A12 and P109-JJ,
P457-A12 and P109-KK,
(A402)J22-A12 and (A402)J1-45.
Does open exist?
YES
Repair open wire.
Go to paragraph 9–113.
NO
Go to paragraph 9–150 to
troubleshoot circuit protection
system (ac essential bus 1 –
pilot station).
END OF TASK
