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Airflow is not blown out for 5 to 15 min. or blown out not
warm wind for a moment at HEATING operation.
RUN light blinks slowly
(1.5 sec ON, 0.5 sec OFF)
Notice
The unit does not restart immediately after you have
stopped it.
(RUN light is on)
Not
operating?
Airflow is not blown out when starting the HEATING opera-
tion.
RUN light blinks slowly
(1.5 sec ON, 0.5 sec OFF)
Airflow has stopped to prevent blowing out of cold air until the
indoor heat exchanger has warmed up. (2 to 5 min.) (HOT
KEEP program)
When outdoor temperature is low and humidity is high, the unit
sometimes performs defrosting automatically. Please wait. Dur-
ing defrosting, water or steam may escape from the outdoor
unit.
Airflow is not blown out when starting the DRY operation.
(RUN light is on)
The indoor fan may stop to prevent re-evaporation of
dehumified moisture and to save energy.
Some steam escapes during COOL operation.
This may occur if the room's temperature and humidity are very
high. It disappears as soon as the temperature and humidity
decrease.
Restart is blocked for 3 minutes after you have stopped the op-
eration to protect the unit.
The three-minute protection timer in the microcomputer auto-
matically starts it up again.
Please wait for
three minutes.
If the unit is operated for a long time in high humidity, moisture
may form on the air outlet grills and start dripping.
You hear a slight gurgling sound.
This is caused by refrigerating liquid moving within the unit.
You hear a slight cracking sound.
This is caused by heat expansion or contraction.
Remote control signals may not be received if the signal
receiver on the air-conditioner is exposed to direct sunlight or
other bright light.
If so, cut out the sunlight or reduce the other light.
After a power cut, the unit does not restart even if power
has been restored.
If the auto restart function is not set, the unit will not restart
automatically. Use the remote control to start the operation
again.
Remote control signals are not received.
Moisture may form on the air outlet grills.
There is a slight smell.
Air blown out during operation may smell. This is caused by
tobacco or cosmetics adhering to the unit.
You hear a hissing or clicking sound.
This is caused by the operation of the refrigerant control valves
or electric components.
The noise means that the revolution speed of the compressor is
increasing or decreasing.
Whistling noise is heard from the outdoor unit.
Indoor fan : Fan will not stop after 2 hours if set to CLEAN
operation.
Outdoor fan : Fan will not stop about a 1 minute period in
order to protect the unit.
Fan will not stop immediately after unit operation was
stopped.
The RUN light illuminates during CLEAN operation.
Run light turns off when CLEAN operation ends.
RUN light stays on even though operation was stopped.
This is the sound when operation of another indoor unit is
stopped.
Sometimes a “Shooooo” sound might come for a short time
from the unit that is turned off.
RKY012A012B_EN_001-032 4/18/14, 16:5029