Troubleshooting - Sonnenkonig FRESCO 900 W Mode D'emploi

8. TROUBLESHOOTING

PROBLEM
EN
Unit does not start when
pressing the on/off button.
Not cool enough.
Noise
Code E0
Code E2
Code E3
VERY IMPORTANT! Please do not install or use your mobile air conditioner until you have carefully read this
manual. Please keep these operating instructions for possible product warranty and later reference.
WARNING! Do not use any means other than those recommended by the manufacturer to speed up the
defrosting process or to clean the appliance. The appliance must be stored in a room without regularly
operated ignition sources (e.g. naked fl ames, a gas appliance or an electric heater). Do not puncture or
burn. Note that the refrigerants must not contain any odours.
POSSIBLE CAUSE
Water full indicator lamp blinks and
water tank is full.
Room temperature is lower than the
set temperature (cooling mode).
The doors or windows are not closed.
There are heat sources inside the
room.
Exhaust air hose is not connected or
blocked.
Temperature setting is too high.
Air inlet is blocked.
The ground is not level or not fl at
enough.
The sound comes from the fl owing of
the refrigerant inside the air condi-
tioner.
Room temperature sensor failed.
Evaporator temperature sensor failed.
Water tank full.
CAUTION
Fire hazard
SUGGESTED SOLUTION
Dump the water out of the water
tank.
Reset the temperature.
Make sure all the windows and doors
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 a fl at, level
ground if possible.
This is normal.
Replace the room temperature
sensor (the device can also work
without a replacement).
Replace evaporator temperature
sensor.
Please empty the water tank.
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