TM 9-2320-365-20-2
2-1352
TEST OPTIONS
KNOWN INFO
INITIAL SETUP
Equipment Condition
Engine shut down (TM 9-2320-365-10).
AC power disconnected (TM 9-2320-365-10).
Personnel Required
(2)
1.
START
Continuity Test or
STE/ICE-R #91
REASON FOR QUESTION
e120. M1079 FLUORESCENT LIGHTS DO NOT OPERATE IN BLACKOUT OVERRIDE MODE
Is continuity present
across LIGHTS/BLACKOUT
OVERRIDE switch S33?
If continuity is not present,
LIGHTS/BLACKOUT
OVERRIDE switch S33 is
faulty.
Tools and Special Tools
Tool Kit, Genl Mech (Item 44, Appendix C)
STE/ICE-R (Item 39, Appendix C)
Multimeter, Digital (Item 22, Appendix C)
References
TM 9-4910-571-12&P
Fluorescent lights OK in
BLACKOUT mode.
POSSIBLE PROBLEMS
Faulty LIGHTS/BLACKOUT
OVERRIDE switch S33.
Faulty wire 38.
Faulty wire 707A.
Faulty wire 1511.
YES
NO
Replace LIGHTS/BLACKOUT
OVERRIDE switch S33
(para 16-56).