TM 1-1520-238-T-6
9–767
9–405. CPG ENGINE 2 INDICATOR – IS NOT LIGHTED WITH ENGINE 2 NOT RUNNING
9–405
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 28 VDC between J166-A11 and
J166-A12.
Is voltage present?
YES
Replace CPG master
caution/warning panel
(TM 1-1520-238-23).
NO
Go to step 2.
2. Check for open between:
J166-A11 and P31-N,
J166-A12 and P31-P.
Does open exist?
YES
Repair open wire.
Go to paragraph 9–395.
NO
Go to step 3.
3. Check for 28 VDC at P31-c.
Is voltage present?
YES
Replace CPG caution/warning
panel (TM 1-1520-238-23).
NO
Go to step 4.
4. Check for open between P31-c and P49-15.
Does open exist?
YES
Go to step 5.
NO
Replace engine out warning unit
(TM 1-1520-238-23).
5. Detach wire from (A326)TB1-51-L.
Check for open between:
P31-c and P482-A15,
P435-A4 and P49-15.
Wire end at (A326):
TB1-51-L and J18-A15.
Does open exist?
YES
Repair open wire.
Go to paragraph 9–395.
NO
Replace terminal board
(A326)TB1-51
(TM 1-1520-238-23).
END OF TASK
