Problem
Solution
Air conditioner
rapidly.
lter.
Outside temperature extremely hot. Set FAN speed to a higher setting to bring
air past cooling coils more frequently.
Check for potential obstructions blocking the outdoor intake/exhaust. Clear any
obstructions.
Noise when unit is
cooling.
Air movement sound. This is normal. If too loud, set to a slower FAN setting.
Window vibration - poor installation. Refer to installation instructions or check
with installer.
Water dripping
INSIDE when unit
is cooling.
Improper installation. Tilt air conditioner slightly to the outside to allow water
drainage.
Refer to installation instructions - check with installer.
Water dripping
OUTSIDE when
unit is cooling.
Unit removing large quantity of moisture from humid room. This is normal
during excessively humid days.
Remote sensing
deactivating
prematurely (some
models).
Remote control not located within range. Place remote control within 5 meters
(16.4 feet) & 180°, radius of the front of the unit, and pointed
in the general direction of the air conditioner unit.
Remote control signal obstructed. Remove obstruction.
Room too cold.
Temperature setting too low. Increase temperature setting.
Noise when unit
starts.
A “da-da” sound may occur for thirty seconds when the unit is turned on due to
the compressor starting. It is normal.
Unit will not
connect to wireless
or App does not
work (some models).
For additional support and troubleshooting tips, follow the link in this QR code:
Trou
blesh
oo
tin
g
Tips
User Manual
Page 21
Summary of Contents for RAC-WK0512CMRC
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