AC HEATER/EVAPORATOR BLOWER OPERATES BUT NO COLD AIR FROM DUCTS DURING AC OPERATIONS - continued

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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23.

WARNING

KNOWN INFO

TEST OPTIONS

Read WARNING on

Power to fan control switch OK.

page 0012-47.

Continuity test.

Blower operates.

Multimeter.

AC condenser core not blocked or damaged.

REASON FOR QUESTION

Is continuity measured

AC compressor belts OK.

across AC condenser motor

AC heater/evaporator core not blocked or

If continuity is measured, AC

damaged.

ground wire?

condenser motor is faulty.

If not, AC condenser

Temperature control switch temperature

motor ground wire is

probe OK.

faulty.

Heater cable OK.

AC cable OK.

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Defrost cable OK.

AC compressor clutch OK.

Repair AC condenser

AC harness wire 1154 OK.

motor ground wire

Low pressure switch OK.

(see Appendix A).

Verify repair, go to

High pressure switch OK.

Step 29 of this fault.

AC harness wire 1158 OK.

AC harness wire 1435 OK.

YES

AC harness wire 1155 OK.

AC condenser assembly harness green wire

OK.

Replace AC condenser motor

AC condenser motor solenoid ground wire

(WP 0025). Verify repair, go

OK.

to Step 29 of this fault.

Fan control switch OK.

Wire 1156 OK.

Temperature control switch OK.

AC harness wire 1156 OK.

AC condenser assembly harness black wire

OK.

AC condenser motor solenoid OK.

AC condenser motor red wire OK.

POSSIBLE PROBLEMS

AC condenser motor ground wire faulty.

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AC condenser motor faulty.

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0012-46