12
Troubleshooting
PROBLEM
POSSIBLE CAUSES
SUGGESTED REMEDIES
1. Unit does not start when
pressing on/off button
Water full indicator lamp blinks
Dump the water out of the water tank.
2. Not cool enough
3. Noisy
The ground is not level or not flat enough.
Place the unit on level ground if possible.
Sound from flowing refrigerant inside conditioner.
It is normal.
4. E0 Code
Room temperature sensor failed.
Replace room temperature sensor (the unit
can also work without replacement).
5. E1 Code
Condenser temperature sensor failed
Replace condenser temperature sensor.
6. E2 Code
Water tank full when cooling.
Take off rubber stopper and empty the water.
7. E3 Code
Evaporator temperature sensor failed.
Replace evaporator temperature sensor.
8. E4 Code
Water tank full when heating.
Please empty the water tank.
Room temperature is lower than the
setting temperature. (Cooling mode)
Reset the temperature.
The doors or windows are not closed.
Make sure all the windows and doors are closed.
There are heat sources inside the room.
Remove the heat sources if possible
Vent tube
is not connected or blocked.
Connect or clean the vent tube.
.
Temperature setting is too high.
Reset the temperature.
Air inlet is blocked.
Clean the air inlet.
Specific information regarding
appliances with R32 refrigerant gas.
Thoroughly read all of the warnings.
• When defrosting and cleaning the appliance, do not use any tools other than those recommended by the manufacturing company.
• The appliance must be placed in an area without any continuously sources of ignition (open flames, gas, or electrical appliances in operation, etc).
• Do not puncture and do not burn.
• This appliance contains Yg (see rating label back of unit ) of R32 refrigerant gas.
• R32 is a refrigerant gas that complies with the European directives on the environment. Do not puncture any part of the refrigerant circuit.
• If the appliance is installed, operated, or stored in an unventilated area, the room must be designed to prevent to the accumulation of
refrigerant leaks resulting in a risk of fire or explosion due to ignition of the refrigerant caused by electric heaters, stoves, or other sources of ignition.
• The appliance must be stored in such a way as to prevent mechanical failure.
• Individuals who operate or work on the refrigerant circuit must have the appropriate certification issued by an accredited organization that
ensures competence in handling refrigerants according to a specific evaluation recognized by associations in the industry.
• Repairs must be performed based on the recommendation from the manufacturing company. Maintenance and repairs that require the
assistance of other qualified personnel must be performed under the supervision of an individual specified in the use of flammable refrigerants.
