user manual

27 EN
Before asking for servicing or repairs, check the following points.
TROUBLESHOOTING (Remote Controller)
The remote controller does not operate correctly.
Symptoms Causes Possible Solution
The operating mode switches. • Check whether the MODE indicated
on the display is AUTO.
The fan speed and louver direction
cannot be changed in AUTO mode.
When the SWING, FIX or FAN buttons
are pressed in AUTO mode, the mode
changes to A mode.
The fan speed cannot be
changed.
• Check whether the MODE indicated
on the display is : DRY.
When dry operation is selected, the air
conditioner automatically selects the
fan speed. The fan speed can be
selected during COOL and
HEAT.
The Display Goes Off
Symptoms Causes Description
The indicators on the display
are not shown after a short
time.
• Check whether the timer operation is
over when the OFF TIMER is shown
on the display.
The air conditioner stops since the
setting time has elapsed.
The TIMER display turns off
after a certain period of time.
• Check whether the timer operation
has started when the ON TIMER is
shown on the display.
When the time reaches the time
setting for the ON timer operation, the
air conditioner starts to operate
automatically and the ON timer display
turns off.
The Signal Receiving Tone Does Not Sound
Symptoms Causes Description
No receiving tone is made from
the indoor unit even when the
button is pushed.
• Check whether the infrared signal
transmitter of the remote controller is
properly pointed towards the receiver
of the indoor unit when the button
is pushed.
Point the infrared signal transmitter of
the remote controller towards the
receiver of the indoor unit, and then
press the button repeatedly.
AUTO
: DRY
: ON