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Troubleshooting
If your air conditioner does not work properly, first check the following points before requesting service.
If it still does not work properly, contact your dealer or service center.
Trouble Possible Cause Remedy
Air conditioner does not
run at all.
1. Power failure. 1. Restore power.
2. Leakage breaker tripped. 2. Contact service center.
3. Line voltage is too low. 3. Consult with electrician or dealer.
4. ON/OFF operation button is OFF. 4. Press the button again.
5. Batteries in remote control unit have
run down.
5. Replace batteries.
Compressor runs but
soon stops.
1. Obstruction in front of condenser
coil.
1. Remove obstruction.
Poor cooling
performance.
1. Dirty or clogged air filter. 1. Clean the air filter to improve the air
flow.
2. Heat source (cooker, heater, or
electrical appliance) or many people
in room.
2. Eliminate heat source if possible.
3. Doors and/or windows are open. 3. Shut them to keep the heat out.
4. Obstacle near air intake or air
discharge port.
4. Remove it to ensure good air flow.
5. Thermostat is set too high. 5. Set the temperature lower.
Tips for Energy Saving
Do not
•
Block the air intake and outlet of the unit. If either is obstructed, the
unit will not work well, and may be damaged.
•
Let direct sunlight into the room. Use sunshades, blinds or curtains. If
the walls and ceiling of the room are warmed by the sun, it will take
longer to cool the room.
Do
•
Always try to keep the air filter clean. (Refer to ‘‘Care and Cleaning.’’)
A clogged filter will impair the performance of the unit.
•
To prevent conditioned air from escaping, keep windows, doors and any
other openings closed.
NOTE
Should the power fail while the unit is running
If the power supply for this unit is temporarily interrupted the unit will
automatically resume operation (once the power is restored) with the same
settings that were in effect before the power was interrupted.
Operating Range
The air conditioner is operable within the temperature ranges listed below:
Temperature Indoor air temperature Outdoor air temperature
COOLING
Max. 95 °F DB/71 °F WB 115 °F DB
Min. 67 °F DB/57 °F WB 23 °F DB
HEATING
Max. 80 °F DB/67 °F WB 75 °F DB/65 °F WB
Min. — PB/— WB 17 °F DB/15°FWB
24 OI-212-24EG
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