Owner's Manual

MTC-36
TROUBLE DIAGNOSIS
3. Check Recirculation
1. Press REC switch.
Recirculation indicator should illuminate.
2. Listen for intake door position change (you should hear blower
sound change slightly).
If NG, go to MTC-38, "
Trouble Diagnosis Procedure for Intake Door" .
If OK, continue with next check.
NOTE:
● Recirculation does not operate in DEF and F/D
modes.
4. Check Temperature Decrease
1. Turn temperature control knob to full cold.
2. Check for cold air at discharge air outlets.
If NG, go to MTC-57, "
Trouble Diagnosis Procedure for Insufficient
Cooling" .
If OK, continue with next check.
5. Check Temperature Increase
1. Turn temperature control knob to full hot.
2. Check for hot air at discharge air outlets.
If NG, go to MTC-64, "
Trouble Diagnosis Procedure for Insufficient
Heating" .
6. Check Air Conditioner Switch
Turn the fan control switch to the desired (1- to 4-speed) position and
push the A/C switch to turn ON the air conditioner.
The indicator lamp should come on when air conditioner is ON.
If NG, go to MTC-51, "
Trouble Diagnosis Procedure for Magnet
Clutch" .
LHA112
WHA191
WHA192
WHA193