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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5.
KNOWN INFO
TEST OPTIONS
Power to fan control switch OK.
Visual inspection.
Blower operates.
REASON FOR QUESTION
Does AC condenser fan
AC condenser core not blocked or damaged.
operate when fan control
If AC condenser fan does not
AC compressor belts OK.
switch is set to an on position
operate, AC system will
AC heater/evaporator core not blocked or
not operate properly.
and temperature control
damaged.
switch is set to the coldest
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Temperature control switch temperature
temperature position?
probe OK.
POSSIBLE PROBLEMS
Heater cable faulty.
AC cable faulty.
Defrost cable faulty.
AC harness wire 1435 faulty.
Go to Step 16 of this
NO
AC compressor clutch faulty.
fault.
AC harness wire 1154 faulty.
Low pressure switch faulty.
YES
AC harness wire 1156 faulty.
High pressure switch faulty.
AC harness wire 1158 faulty.
AC harness wire 1155 faulty.
AC condenser assembly harness black wire
faulty.
AC condenser motor solenoid faulty.
AC condenser motor red wire faulty.
AC condenser motor ground wire faulty.
AC condenser motor faulty.
AC condenser assembly harness green wire
faulty.
faulty.
Fan control switch faulty.
Wire 1156 faulty.
Temperature control switch faulty.
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0012-10
