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Troubleshooting
Issue
Unit does not start
when pressing
ON/OFF button
Not cool enough
Noisy
E0 code
E1 code
E2 code
E3 code
Disposal
Possible causes
Water full indicator light blinks
and water tray is full
Room temperature is lower than
the temperature setting (cooling
mode)
The doors or windows are not
closed
There are heat sources inside the
room
Exhaust air hose is disconnected
or blocked
Temperature setting is too high
Air inlet is blocked
The ground is not level or not flat
enough
The sound comes from the
flowing of the refrigerant inside
the air conditioner
Room temperature sensor failed
Condenser temperature sensor
failed
Water tray full when cooling
Evaporator temperature sensor
failed
Suggested remedies
Dump the water out of the water
tray
Reset the temperature
Make sure all the doors and
windows are closed
Remove the heat sources if
possible
Connect or clean the exhaust air
hose
Reset the temperature
Clean the air inlet
Place the unit on flat, level ground
This is normal
Have the room temperature
sensor replaced (the unit can also
work with replacement)
Have the condenser temperature
replaced sensor
Take off rubber stopper and drain
the water
Have the evaporator temperature
sensor replaced
45
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