TM 1-1520-238-T-7
11–380
Change 5
11–94.
PILOT STAB DEG/NOM SPD PLACARD PANEL EDGE–LIGHT – DOES NOT
11–94
LIGHT
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-T-6
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. Detach P691 from (DS162)J691.
Check for 5 VDC between P691–HI and
P691–LO.
Is voltage present?
YES
Replace pilot STAB DEG/NOM
SPD placard panel (DS162)
(TM 1-1520-238-23).
NO
Go to step 2.
2. On pilot EXT LT/INTR LT panel, rotate INST
control CCW to OFF.
Check for open between P691–HI and
(A326)TB1–33–J.
Does open exist?
YES
Repair open wire.
Go to paragraph 11–88.
NO
Go to step 3.
3. Check for short between P691–HI and ground.
Does short exist?
YES
Repair shorted wire.
Go to paragraph 11–88.
NO
Go to step 4.
4. Check for open wire between P691–LO and
(A326)TB1–34–J.
Does open exist?
YES
Repair open wire.
Go to paragraph 11–88.
NO
Troubleshoot pilot edge lights
(TM 1-1520-238-T-6).
END OF TASK
