Maintenance; Troubleshooting - Sonnenkonig FRESCO 140 Mode D'emploi

6. MAINTENANCE

Caution
- Before cleaning, make sure to disconnect the device from any electrical outlet.
EN
- Do not use gasoline or other chemicals to clean the device.
- Do not wash the device directly.
- If the air conditioner is damaged, please contact the dealer or repair shop.
Air filter
- If the air filter becomes clogged with dust/dirt, it should be cleaned once every two weeks
- Disassembly: Open the air inlet grille and take out the air filter.
- Cleaning: Clean the air filter with a neutral detergent in lukewarm (40° C) water and dry it up in the shadow.
- Assembly: Put the air filter back into the inlet grille, place the components back as they were before.
Cleaning the surface of the air-conditioner
- First clean the surface with a neutral detergent and a wet cloth, then wipe it with a dry cloth.

7. TROUBLESHOOTING

PROBLEM
Unit does not start when
pressing the on/off button.
Not cool enough.
Noise
Code E0
Code E2
Code E3
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 flat
enough.
The sound comes from the flowing of
the refrigerant inside the air condi-
tioner.
Room temperature sensor failed.
Water tank full.
Evaporator temperature sensor failed.
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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 flat, level
ground if possible.
This is normal.
Replace the room temperature
sensor (the device can also work
without a replacement).
Please empty the water tank.
Replace evaporator temperature
sensor.