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Page Title:
FAULT CODE 033: BLOWER MOTOR SPEED FAULT. (Cont) |
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 TM 9-2320-364-34-1
5. FAULT CODE 033: BLOWER MOTOR SPEED FAULT (CONT).
2.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Voltage test.
Arctic heater blower motor OK.
on Page 2-766.37
STE/ICE-R #89.
POSSIBLE PROBLEMS
REASON FOR QUESTION
Is 5 vdc measured between
Arctic heater control unit blower
If 5 vdc (nominal) is not mea-
arctic heater control unit in-
speed control power circuit
sured, arctic heater control unit
faulty.
ternal connector, terminals 10
speed control power circuit is
Arctic heater control unit blower
faulty.
and 5?
speed control circuit faulty.
Arctic heater control unit blower
motor speed sensor faulty.
Replace arctic heat-
er control unit (Para
18-2.2). Verify re-
NO
pair, go to Step 4 of
this Fault.
YES
2-362
80
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