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Page Title:
PERSONNEL HEATER ILLUMINATION DOES NOT OPERATE (CONT) |
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 TM 9-2320-366-20-1
TM
e75. PERSONNEL HEATER ILLUMINATION DOES NOT OPERATE (CONT)
e75.
WARNING
KNOWN INFO
TEST OPTIONS
Read WARNING
2.
on following page.
Circuit breaker OK.
Voltage Test or
Main instrument panel
STE/ICE-R #89
Is 12 vdc present at power
illuminates.
REASON FOR QUESTION
contacts of heater control
Lamps OK.
This question eliminates
lamp sockets?
possible problems and
POSSIBLE PROBLEMS
determines where
Faulty dashboard cable
troubleshooting continues.
assembly.
Faulty personnel heater.
NO
YES
Go to step 4 of this fault.
KNOWN INFO
TEST OPTIONS
3.
Circuit breaker OK.
Continuity Test or
Main instrument panel
STE/ICE-R #91
Is continuity present
illuminates.
REASON FOR QUESTION
between connector PX25-3
Lamps OK.
If continuity is not
and a known good ground?
present, wire 3003 is
POSSIBLE PROBLEMS
faulty. If continuity is
Faulty dashboard cable
present, personnel
assembly.
heater is faulty.
Faulty personnel heater.
NO
Repair wire 3003 (para 2-45)
or replace WTEC II dashboard cable
YES
assembly (para 7-10) or WTEC III
dashboard cable assembly (para 7-11).
Replace or repair personnel
heater (para 18-9).
2-864
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