33
TROUBLE SHOOTING
TROUBLE SHOOTING TIPS
TROUBLES
POSSIBLE CAUSES
SUGGEST REMEDIES
1. Unit does not
Start when
Pressing on/off
Button
- P1 appears in the display window
Drain the water in the bottom tray.
- Room temperature is lower than the
set temperature.(Cooling mode)
Reset the temperature.
2. Not cool enough
- The windows or doors in the room
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 duct is not connected or
blocked.
Connect the duct and make
sure it can function properly.
- Temperature setting is too high.
Decrease the set temperature.
- Air filter is blocked by dust.
Clean the air filter.
4. Noisy or vibration
- The ground is not level or not flat
enough.
Place the unit on a flat, level
ground if possible.
5. Gurgling sound
- The sound comes from the flowing
of the refrigerant inside the air-
conditioner.
It is normal.
6. Power shut off at
Heating mode
- The automatic over heat
protection function. When the
temperature at the air outlet
exceed 70ºC/158ºF,th e de vice will
stop.
Switch on again after the unit
has cool down.