FAULT CHART FOR DIAGNOSTIC OF ARCTIC HEATER TROUBLESHOOTING (MODEL B). (Cont) -726250858

TM 9-2320-364-34-1

1. FAULT CHART FOR DIAGNOSTIC OF ARCTIC HEATER TROUBLESHOOTING

(MODEL B) (CONT).

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-

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

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