21
Setting Change is Impossible
Symptoms
The fan speed can not be
changed.
Causes
• Check whether the MODE indi-
cated on the display is “AUTO”.
AUTO
• Check whether the MODE indi-
cated on the display is “DRY”.
(DRY)
Reason and Disposal
When the automatic mode is se-
lected, the air conditioner automati-
cally selects the fan speed.
When dry operation is selected, the
air conditioner automatically selects
the fan speed.
Causes
• Check whether the ON TIMER is
indicated on the display.
Reason and Disposal
The remote controller signal is not
transmitted, because the air condi-
tioner is off.
The Display Never Goes On
Symptoms
The TEMP. indicator does
not go on.
(for cooling only model)
Causes
• Check whether the MODE indi-
cated on the display is “FAN
ONLY”.
(FAN ONLY)
Reasons
The temperature can not be set
during fan only operation.
The Display Goes Off
Symptoms
The indication on the
display disappears after a
lapse of time.
The TIMER indicators go
off after a lapse of certain
time.
Causes
• Check whether the timer operation
has come to an end when the OFF
TIMER is indicated on the display.
• Check whether the timer operation
is started when the ON TIMER is
indicated on the display.
Reasons
The air conditioner operation stops
since the set time elapsed.
When the time set to start the air
conditioner is reached, the air condi-
tioner will automatically start and the
appropriate indicator will go off.
The Signal Receiving Tone Does Not Sound
Symptoms
No receiving tone sounds
from the indoor unit even
when the START/STOP
button is pushed.
Causes
• Check whether the signal transmit-
ter of the remote controller is
properly directed to the receiver of
the indoor unit when the START/
STOP button is pushed.
Disposal
Direct the signal transmitter of the
remote controller to the receiver of
the indoor unit, and then repeatedly
push the START/STOP button twice.
The Transmission Indicator “ ” Never Goes On
Symptoms
The remote controller
signal is not transmitted
even when the ECONO.
FAN button is pushed.
TROUBLES AND CAUSES (Concerning Remote Controller)
Before you ask for servicing or repairs, check the following points:
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