7■English
Troubleshooting
Emergency stop
(See gure 2)
When the air conditioner stops unexpectedly, the
OPERATION lamp on the indoor unit starts blinking.
Take the following steps yourself to read the malfunction
code that appears on the display. Contact your dealer with
this code. It will help pinpoint the cause of the trouble and
speeding up the repair.
1
Press the INSPECTION/TEST button to select the
inspection mode.
“UNIT No.” lights up and the unit number “ ” blinks.
2
Press the TEMPERATURE SETTING button and change
the unit number.
Hold down the TEMPERATURE SETTING button until the
indoor unit emits one of the following beep tones.
Number of beeps
- 3 short beeps .................... perform all steps from 3 to 6
- 1 short beep ................................ perform steps 3 and 6
- 1 long beep .....................................................No trouble
3
Press the OPERATION MODE SELECTOR button.
“ ” on the left-hand of the malfunction code blinks.
4
Press the TEMPERATURE SETTING button and change
the malfunction code.
Press until the indoor unit makes 2 short beeps.
5
Press the OPERATION MODE SELECTOR button.
“ ” on the right-hand of the malfunction code blinks.
6
Press the TEMPERATURE SETTING button and change
the malfunction code.
Press until the indoor unit makes a long beep.
The malfunction code is xed when the indoor unit makes
a long beep.
7
Reset of the display.
Press OPERATION MODE SELECTOR button to get the
display back to its normal state.
In case besides emergency stop
1 The unit does not operate at all.
Check if the receiver is exposed of sunlight or strong
light. Keep receiver away from light.
Check if there are batteries in the remote controller.
Place the batteries.
Check if the indoor unit number and wireless remote
controller number are equal. See gure 4.
Operate the indoor unit with the remote controller of the
same number.
Signals transmitted from a remote controller of a
different number cannot be accepted. (If the number is
not mentioned, it is considered as “1”.)
2 The system operates but it does not sufciently cool or
warm.
Check if the set temperature is proper.
Check if the FAN SPEED is not set to LOW SPEED.
Check if the air ow angle is proper.
Contact the place of purchase in the following case.
When you detect a burning odor, shut OFF
power immediately and contact the place of
purchase. Using the equipment in anything but
proper working condition can result in equipment
damage, electric shock and/or re.
Trouble
The OPERATION lamp of the indoor unit is blinking and the
unit does not work at all. See gure 5.
1 Malfunction code
2 Unit No. which sensed trouble
3 INSPECTION display
Remedial action
Check the malfunction code (A1-UF) on the remote controller.
Notify and inform the model name and what the malfunction
code indicates to your dealer.
English
01_EN_3P444561-1.indd 7 7/12/2016 11:18:39 AM
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