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
4.
KNOWN INFO
Read WARNING on
TEST OPTIONS
Power to fan control switch OK.
Visual inspection.
Blower operates.
AC condenser core not blocked or damaged.
Is temperature control switch
REASON FOR QUESTION
AC compressor belts OK.
temperature probe free from
If temperature control switch
damage and installed
AC heater/evaporator core not blocked or
temperature probe is
damaged.
correctly in AC heater/
damaged or installed
evaporator core?
incorrectly, AC system will
POSSIBLE PROBLEMS
not operate properly.
Temperature control switch temperature
probe damaged or installed incorrectly.
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Heater cable faulty.
AC cable faulty.
If temperature control
Defrost cable faulty.
switch temperature
probe is damaged,
AC harness wire 1435 faulty.
replace temperature
NO
AC compressor clutch faulty.
control switch
AC harness wire 1154 faulty.
(WP 0044). Verify
repair, go to Step 29
Low pressure switch faulty.
YES
of this fault.
AC harness wire 1156 faulty.
High pressure switch faulty.
If temperature control
AC harness wire 1158 faulty.
switch temperature
probe is installed
AC harness wire 1155 faulty.
incorrectly, reinstall
AC condenser assembly harness black wire
temperature control
faulty.
switch temperature
AC condenser motor solenoid faulty.
probe (WP 0044).
Verify repair, go to
AC condenser motor red wire faulty.
Step 29 of this fault.
AC condenser motor ground wire faulty.
AC condenser motor faulty.
AC condenser assembly harness green wire
faulty.
AC condenser motor solenoid ground wire
faulty.
Fan control switch faulty.
Wire 1156 faulty.
Temperature control switch faulty.
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0012-8
