TM 1-1520-238-T-5
8–182
8–100. PILOT SAI EDGE–LIGHTING – DOES NOT LIGHT
8–100
Tools:
Nomenclature
Part Number
Tool Kit, Electrical
SC518099CLA06
Repairer’s
Multimeter, Digital
AN/PSM-45
Personnel Required:
68X
Armament/Electrical Systems Repairer (2)
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. On pilot center circuit breaker panel, close LT
PRI circuit breaker. Check for 5 VDC between
(A326): J9–A19 and J9–A20.
Is voltage present?
YES
Go to step 3.
NO
Go to step 2.
2. Check for 5 VDC at (A326)TB1–35–G.
Is voltage present?
YES
Repair open wire between
(A326):
J9–A20 and TB1–36–G,
J9–A19 and TB1–35–G.
Go to paragraph 8–91,
or
replace resistor (A326)R7
(TM 1-1520-238-23).
NO
Refer to TM 1-1520-238-T-6 to
troubleshoot pilot edge–lights.
3. Check for 5 VDC between
P383–D and P383–E.
Is voltage present?
YES
Replace SAI
(TM 1-1520-238-23).
NO
Repair open wire between:
P487–A19 and P383–D,
P487–A20 and P383–E.
Go to paragraph 8–91.
END OF TASK
