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TM 9-2320-364-34-1
1. FAULT CHART FOR DIAGNOSTIC OF ARCTIC HEATER TROUBLESHOOTING
(MODEL B) (CONT).
3.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Verify repair.
Arctic heater indicator light
on Page 2-766.9
wires tested OK at unit level.
REASON FOR QUESTION
No diagnostic codes present.
Arctic heater control unit OK.
If arctic heater operates normally,
Does arctic heater operate
fault has been corrected.
POSSIBLE PROBLEMS
normally after replacing con-
trol arctic heater control unit?
If arctic heater indi-
cator flashes or fault
code retrieval device
(FCRD) displays
fault code, trouble-
shoot fault code dis-
NO
played (TM
9-2320-364-20).
If arctic heater does
not operate and arc-
tic heater indicator
light is illuminated,
notify supervisor.
YES
Fault corrected.
2-874
-7
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