6 -7
No. Failures Cause Actions
4
The compressor does not turn or it
is hard to revolve.
Belt loosened. Adjust the belt tension.
Temperature switch or
pressure switch is “ON”.
Check refrigerant
amount.
Coil of magnet clutch was
shorted or cut off.
Contact your dealer.
Compressor failure. Contact your dealer.
Wiring cut off or poor
connection such as ground.
Check and repair.
5 The warm airflow does not blow.
The amount of warm water
is small.
Check and add the
engine coolant.
Heater line is clogged or
distorted.
Check and repair.
Poor operation of the
thermostat of engine coolant.
Repair or replace.
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