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10 Troubleshooting
In general, possible trouble is classified in three kinds. One is called Starting Failure which is caused from
an electrical defect, another is ineffective Air Conditioning caused by a defect in the refrigeration circuit
and improper application, and the other is called the Structure Damage.
TROUBLES
1. Unit does not Start
when Pressing on/off
Button
2. Not cool enough
3. Noisy or vibration
4. Gurgling sound
POSSIBLE CAUSES
P1 appears in the display window
Room temperature is lower than the
set temperature.(Cooling mode)
The windows or doors in the room are
not closed.
There are heat sources inside the
room.
Exhaust air duct is not connected or
blocked.
Temperature setting is too high.
Air filter is blocked by dust.
The ground is not level or not flat
enough.
The sound comes from the flowing of
the refrigerant inside the
air-conditioner.
SUGGEST REMEDIES
Drain the water in the bottom tray.
Reset the temperature.
Make sure all the windows and doors are
closed.
Remove the heat sources if possible.
Connect the duct and make
sure it can function properly.
Decrease the set temperature.
Clean the air filter.
Place the unit on a flat, level
ground if possible.
It is normal.
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