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Troubleshooting
Troubles
Possible Causes
Suggested Remedies
1.Unit does not start
when pressing
on/off button
- Water full indicator lamp blinks,
and water tank is full.
Dump the water out of the
water tank.
- Room temperature is higher
than the setting temperature.
(Electric heating mode)
Reset the temperature
- Room temperature is lower than
the setting temperature. (Cooling
mode)
Reset the temperature
2. Not cool enough
- 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
- Exhaust air hose is not
connected or blocked.
Connect or clean the
exhaust air hose.
- Temperature setting is too high.
Reset the temperature
- Air inlet is blocked.
Clean the air inlet.
3. Noisy
- The ground is not level or not
flat enough
Place the unit on a flat,
level ground if possible
- The sound comes from the
flowing of the refrigerant inside
the air 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.
Note: The real products may look different.
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