I
TROUBLE SHOOTING
Problem
Cause
- Water full indicator lamp
blinks, and water tank is full.
1.Unit does
- Room temperature is higher
not start when
than the setting temperature.
pressing on/off
(Electric heating mode)
button
- Room temperature is lower
than the setting temperature.
(Cooling mode)
- The doors or windows are
not closed.
- There are heat sources
inside the room.
2. Not cool
- Exhaust air hose is not
enough
connected or blocked.
- Temperature setting is too
high.
- Air inlet is blocked.
- The ground is not level or
not flat enough
3. Noisy
- The sound comes from the
flowing of the refrigerant
inside the air conditioner
Room temperature sensor
4. E0 Code
failed
Condenser temperature
5. E1 Code
sensor failed
6. E2 Code
Water tank full when cooling
Evaporator temperature
7. E3 Code
sensor failed
8. E4 Code
Water tank full when heating Please empty the water tank.
Never try to repair or dismantle the air conditioner yourself. Incompetent repairs
result in loss of warranty and can endanger the user.
Solution
Dump the water out of the
water tank.
Reset the temperature
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
It is normal.
Replace room temperature
sensor (the unit can also work
without replacement.)
Replace condenser
temperature sensor
Take off rubber stopper and
empty the water.
Replace evaporator
temperature sensor
4
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