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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WARNING
7.
KNOWN INFO
TEST OPTIONS
Read WARNING on
Power to fan control switch OK.
Visual inspection.
Blower operates.
REASON FOR QUESTION
AC condenser core not blocked or damaged.
Is heater cable free from
AC compressor belts OK.
If heater cable is binding or
damage and binding?
damaged, the heater
AC heater/evaporator core not blocked or
control valve may not be
damaged.
closed completely during
Temperature control switch temperature
AC operations.
probe OK.
AC harness wire 1155 OK.
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AC condenser assembly harness black wire
OK.
AC condenser motor solenoid OK.
AC condenser motor red wire OK.
Replace heater cable
AC condenser motor ground wire OK.
(WP 0032). Verify
NO
AC condenser motor OK.
repair, go to Step 29
of this fault.
AC condenser assembly harness green wire
OK.
YES
AC condenser motor solenoid ground wire
OK.
Fan control switch OK.
Wire 1156 OK.
Temperature control switch OK.
AC harness wire 1435 OK.
AC compressor clutch OK.
AC harness wire 1154 OK.
Low pressure switch OK.
AC harness wire 1156 OK.
AC harness wire 1158 OK.
High pressure switch OK.
POSSIBLE PROBLEMS
Heater cable faulty.
AC cable faulty.
Defrost cable faulty.
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0012-14
