Solving Common Problems

Before contacting the after-sales service, perform the following simple checks.

They may save you the time and expense of an unnecessary call.

Problem	Explanation/Solution

The air conditioner does not	 Check if power is on and operate the air conditioner again.
operate at all.	 Check if the circuit breaker is switched off.
	 Check if Off Timer is set.

The temperature is not adjusted.	 Check if you selected the FAN mode.

The air conditioner does not operate	 Check if the air conditioner is cooling only model.
in the HEAT mode.	 Check if the remote control is for cooling only model.

ENGLISH

The cool(warm) air does not come out from the air conditioner.

Check if set temperature is higher(lower) than current temperature.

Check if you selected the FAN mode. Select the COOL, HEAT, AUTO or DRY mode.

Check if the air filter is blocked by dirt. Clean the air filter regularly.

Check if the there is cover on the outdoor unit or any obstacle. Remove the cover or obstacle.

Check if you installed the air conditioner under direct sunlight.

The window or door may be opened.

Check if you turn on the air conditioner just now. It takes about 3 minutes to cool or heat the room.

Check if the refrigerant pipe is too long.

The fan speed is not adjusted.	 In AUTO or DRY mode, the fan speed is selected automatically.

The remote controller does	 Check if the battery is discharged. Replace the battery.
not operate.	 Check if the remote controller sensor is blocked.
	 Check if the air conditioner is placed near strong light.

The wired remote controller	 Check if	/ is displayed on the wired remote controler.
does not operate.	Turn off the air conditioner and switch off the circuit breaker.
	Contact the service center.

The Timer is not set.	 Check if you pressed the		button after selecting time.

The air conditioner does not turn on	 Check if you set the wired remote controller for group control.
or off with the wired remote controller.

Odor is permeated in the	 Check if you use the air conditioner in smoky area or there is a smell.
room during operation	Ventilate the room or select the FAN mode for 1~2 hours.

The indoor unit indicator	 Press the	button to turn on the air conditioner again.
flashes.	Switch the circuit breaker off and switch on it again.

Strange sound is heard from	 The sound is heard when the refrigerant gas flow is changed depending
the air conditioner.	on the use of the air conditioner.

When you press the button, noise may be heard from the drain pump inside of the air conditioner.

When you press the button, noise may be heard that the air conditioner sense the airflow blade.

Water drops from the outdoor	 Water may form due to the difference of the temperature.
unit connection part.

E-15

KHEAV, KH(C)EAM, GH(C)EAM, MHFK, MH*FM** specifications

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