TM 1-1520-238-T-5
8175
893.
CPG AIRSPEED INDICATOR EDGELIGHTING DOES NOT COME ON
893
s
Tools:
Nomenclature
Part Number
Tool Kit, Electrical
SC518099CLA06
Repairers
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
Equipment Conditions:
Ref
Condition
TM 1-1520-238-23
Nontransparent
barrier 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. Check for 0 to 5 VDC at (A326):
TB141H and TB140H.
Is voltage present?
YES
Go to step 2.
NO
Refer to TM 1-1520-238-T-6 to
troubleshoot CPG edgelights.
2. Check for open between:
(A326)TB141H and P1251,
(A326)TB140H and P1252.
Does open exist?
YES
Repair open wire.
Go to paragraph 891.
NO
Replace CPG airspeed indicator
(TM 1-1520-238-23).
END OF TASK