20
6. T ROUBLESHOOTING
Problem Solution
Remote control unit does not work. • If the un it is experiencing abnormal interference or
the functions are being changed too frequently,
wireless remote co ntrol unit may not work properly.
Pulling out and rmly re-inserting the power plug
should reestablish normal operation.
• Is the remote control unit pointed at th e receiver?
Is there any obstruction?
• Check if the batteries in the control unit are correct;
if not, insert the correct batteries.
There is water leakage from the indoor unit. • The air humidity is on the high side.
• Condensed water has overowed.
• The indoor u
nit drainage pipe connection is loose.
There is water leakage from the outdoor unit.
condensation will form at the connection of pipe
and pipe joint due to the water being cooled down.
Noise is emitting from the indoor unit. • This is a fan or compressor relay switching (On/
OFF) sound.
• When the unit is defrosting or has stopped running,
sound will be emitted due to the refrigerant owing
in the opposite direction.
The indoor unit does not produce airow.
• In dehumidifying “ ” mode, the indoor fan
sometimes stops in order to avoid recondensation.
Moisture forms on the air outlet vent.
• If th e unit is oper
ating in high humidity for long
periods of time, moisture will condense on the air
outlet grill and drip o.
• When the unit is operating in COOL mode,
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