Q1
Automatic operation
During heating, I turned off the
product by using the START/STOP
button. But the "operation lamp" is
blinking and the outdoor unit is
running.
Q1
Auto-fresh defrost
The product stops during heating
even though it is set to "30 ."
Q3
Q2
The product sometimes fails to
produce a wind during heating.
Q1
Heating operation
The indoor unit produces a noise that
goes "shaaahhh" during
dehumidification.
Q1
Dehumidification
The compressor sometimes
stops during cooling.
Q1
Cooling operation
A1
Check if the heat
exchanger of the indoor
unit is covered with frost.
Wait for 3 to 4 minutes
until the frost disappears.
A1
That is a noise produced by refrigerant flowing through
the pipe.
A1
A2
A3
When heating is conducted despite the high outdoor
temperature, the product may stop to protect its
equipment.
A1
A1
Cooling when the room
temperature is low may
cause the heat exchanger
of the indoor unit to gather
.
ć
Q2 A2
AQ
Cold air comes out during a
dehumidifying operation.
The operation does not stop even by
setting the temperature higher than
room temperature on the remote
controller.
To improve the dehumidification efficiency performs
quiet fan operation. Therefore the air is cold and it is
not a malfunction.
It sets to perform dehumidifying operation by setting
the temperature slightly lower than remote controller
setting.
33
SERVICE CALL Q&A
MODEL
RAK-18QXD,RAK-25RXD,RAK-35RXD,RAK-50RXD
frost
During an automatic run, switching
the fan speed selector will not
change the
fan speed.
Defrosting is in progress. Wait 5 to 10 minutes until
the frost on the outdoor unit disappears.
The "auto-fresh defrost" should be working. When
stopped, the product will check its outdoor unit for frost
and, if there is any frost, conduct defrosting and then
stop operating.
The product will switch automatically to automatic fan
speed. You cannot select strong or weak
fan speed by
remote control but you can select
fan speed and quiet.
The product begins with a slight fan
At the first of the heating, the product will run for 30 seconds
with a slight fan speed. When set to strong fan speed, the
product will begin with a slight fan speed operation, producing
a weak fan speed for 30 seconds, and then switch to strong
.
speed
fan
"silent fan".
speed during heating even though set
to "Hi fan" or "Med fan" or "Low fan" or
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