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27
English
Cleaning and Maintenance
Refer to the following chart if the air conditioner operates abnormally. This may save time and unnecessary
expense.
Troubleshooting
Problem Solution
The air conditioner does
not operate at all.
• Check whether the power is turned on, and then operate the air conditioner
again.
• Check whether the auxiliary power switch (ELCB, ELB) is turned on.
• If the auxiliary power switch (ELCB, ELB) is turned off, the air conditioner
does not work although you press the
(Power) button.
• When you clean the air conditioner or do not use it for an extended period of
time, turn off the auxiliary power switch (ELCB, ELB).
NOTE
• The auxiliary power switch (ELCB, ELB) is sold separately.
• Make sure that auxiliary power switch (ELCB, ELB) is installed in the
distribution box inside the building.
• If the air conditioner is turned off by the Timed off function, turn on the air
conditioner again by pressing the
(Power) button.
The temperature does
not change.
• Check whether the Auto or Fan mode, or the Turbo function is running. In
these modes and function, the air conditioner controls the set temperature
automatically, and you cannot change the set temperature.
The fan speed does not
change.
• Check whether the Auto or Dry mode, or the Turbo or Long reach function
is running. In these modes and functions, the air conditioner controls its fan
speed automatically, and you cannot change the fan speed.
The air flow direction
does not change.
• Check whether the Long reach function is running. In the Long reach
function, only horizontal air flow direction can be changed.
The wireless remote
control does not
operate.
• Check whether the batteries are discharged. Replace the batteries with new
ones.
• Make sure that nothing is blocking the remote control sensor.
• Check whether any strong lighting sources are near the air conditioner.
Strong light which comes from fluorescent bulbs or neon signs may interfere
with the remote control.
The Timed on/off
function does not
operate.
• Check whether you pressed the
(SET) button on the remote control after
setting the on/off time. Set the on/off time.
The indoor unit display
blinks continuously.
• Check whether
, is displayed on the indoor unit display. Make
sure that the power and communication cables are connected correctly
between the indoor and outdoor units, and then restart the air conditioner. If
the error is still displayed, contact a service centre.
• Check whether the following errors are displayed on the indoor unit display:
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DB68-11731A-02_IBIM_PAC Mirage Cooling Only_TC_EN_.indd 27DB68-11731A-02_IBIM_PAC Mirage Cooling Only_TC_EN_.indd 27 2023-07-19 오전 9:52:142023-07-19 오전 9:52:14
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