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
13.
KNOWN INFO
TEST OPTIONS
Read WARNING on
Power to fan control switch OK.
Blower operates.
AC condenser core not blocked or damaged.
REASON FOR QUESTION
AC compressor belts OK.
Is continuity measured
If continuity is measured, AC
AC heater/evaporator core not blocked or
harness wire 1154 is
across low pressure switch?
damaged.
faulty.
Temperature control switch temperature
probe OK.
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AC harness wire 1155 OK.
AC condenser assembly harness black wire
OK.
AC condenser motor solenoid OK.
Connect AC harness
low pressure switch
AC condenser motor red wire OK.
connectors and go to
NO
AC condenser motor ground wire OK.
AC condenser motor OK.
(AC Does Not Cool
or Cools
AC condenser assembly harness green wire
Inadequately).
OK.
AC condenser motor solenoid ground wire
YES
OK.
Fan control switch OK.
Repair AC harness wire 1154
Wire 1156 OK.
(see Appendix A) or replace
Temperature control switch OK.
AC wiring harness (WP 0048).
Verify repair, go to Step 29 of
Heater cable OK.
this fault.
AC cable OK.
Defrost cable OK.
AC harness wire 1435 OK.
AC compressor clutch OK.
AC harness wire 1156 OK.
AC harness wire 1158 OK.
High pressure switch OK.
POSSIBLE PROBLEMS
AC harness wire 1154 faulty.
Low pressure switch faulty.
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0012-26