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 the dealer.
Compressor failure.
Contact the 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.
