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20
TROUBLE CHART (Cont.)
TROUBLE
REASON
ACTION
When pressing any button, display will
not change
The triangle symbols 2
▲
is on, as
another signal is being transmitted.
Wait for signal 2
▲
to disappear and
repeat the operation.
Main supply switch is OFF
Switch to ON
Fuses or main switch are blown
Replace fuses
Protection against frequent compressor
cycling is ON
Wait for 3 minutes.
Air conditioner will not start.
Selected temperature is higher than the
room temperature in the cooling mode
(or lower in the heating mode).
Correct selected temperature.
Air flow cannot circulate freely
Remove obstructions.
Dirty filters reduce air quantity circulating. Clean air filters
Doors and/or windows are open.
Close doors and windows
Fan speed has been set to “Low”
Set fan speed at high speed.
Air flow direction is not correct
Adjust airflow direction as per the mode
chosen.
Air conditioner is not supplying
enough cooling.
Selected temperature is higher than the
room temperature in the cooling mode.
Correct selected temperature.
Air flow cannot circulate freely
Remove obstructions.
Dirty filters reduce air quantity circulating. Clean air filters
Doors and/or windows are open.
Close doors and windows
Fan speed has been set to “Low”
Set fan speed at high speed.
Air flow direction is not correct
Adjust airflow direction as per the mode
chosen.
Air conditioner is not supplying
enough heating.
Selected temperature is Lower than the
room temperature in the heating mode.
Correct selected temperature.
Summary of Contents for 38QG15-H
Page 8: ...6 8 WIRING DIAGRAMS...
Page 9: ...7 WIRING DIAGRAMS Cont...
Page 11: ...9 11 REFRIGERATION CYCLE 53VMC SERIES HEAT PUMP SYSTEM...
Page 12: ...10 REFRIGERATION CYCLE 53VMC SERIES Cont COOL ONLY SYSTEM...
Page 29: ...6 8 WIRING DIAGRAMS...
Page 30: ...7 WIRING DIAGRAMS Cont...
Page 32: ...9 10 REFRIGERATION CYCLE 53VMC SERIES HEAT PUMP SYSTEM...
Page 33: ...10 REFRIGERATION CYCLE 53VMC SERIES Cont COOL ONLY SYSTEM...