ENGLISH
50
TROUBLE SHOOTING
Troubles
Possible causes
Suggest remedies
Unit does not start
when pressing 1/0
button
Water full indicator blinks, water tank is full.
Dump the water in the water tank.
Room temperature is higher than the set tem-
perature.(Heating mode)
Reset the temperature.
Room temperature is lower than the set tem-
perature.(Cooling mode)
Reset the temperature.
Not cool enough
The windows or doors in the room are not
closed.
Make sure all the windows anddoors are
closed.
There are heat sources inside the room.
Remove the heat sources if possible.
Exhaust air duct is not connected or blocked.
Connect the duct and makesure it can function
properly.
Temperature setting is too high.
Decrease the set temperature.
Air filter is blocked by dust.
Clean the air filter.
Power shut off at
heating mode
The automatic over heat protection function.
When the temperature at the air outlet exceed
70ºC/158ºF, the device willst op.
Switch on again after the unit has cool down.
Noisy or vibration
The ground is not level or not flat enough.
Place the unit on a flat, levelground if possible.
Gurgling sound
The sound comes from the flowing of the refri-
gerant inside the air-conditioner.
It is normal.
APD12TEng 18/9/09 08:18 Página 50
