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DRAFT
TB 9-2320-364-13&P-1
AC HEATER/EVAPORATOR BLOWER OPERATES BUT NO COLD AIR FROM
DUCTS DURING AC OPERATIONS - Continued
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27.
WARNING
KNOWN INFO
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TEST OPTIONS
Read WARNING on
Power to fan control switch OK.
Continuity test.
Blower operates.
AC condenser core not blocked or damaged.
Is continuity measured
AC compressor belts OK.
REASON FOR QUESTION
across wire 1156 from fan
AC heater/evaporator core not blocked or
If continuity is not measured,
damaged.
control switch to temperature
wire 1156 is faulty.
control switch?
Temperature control switch temperature
probe OK.
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Heater cable OK.
AC cable OK.
Defrost cable OK.
AC compressor clutch OK.
AC harness wire 1154 OK.
Low pressure switch OK.
High pressure switch OK.
Repair wire 1156
AC harness wire 1158 OK.
replace wire 1156
NO
AC harness wire 1435 OK.
AC harness wire 1155 OK.
repair, go to Step 29
of this fault.
AC condenser assembly harness black wire
YES
OK.
AC condenser motor solenoid OK.
AC condenser motor red wire OK.
AC condenser motor ground wire OK.
AC condenser motor OK.
AC condenser assembly harness green wire
OK.
AC condenser motor solenoid ground wire
OK.
Fan control switch OK.
POSSIBLE PROBLEMS
Wire 1156 faulty.
Temperature control switch faulty.
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
AC harness wire 1156 faulty.
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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0012-54

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