TROUBLESHOOTING
Problem Solving
Common Issues
The following problems are not a malfunction and in most situations will not require repairs.
Problem
Unit does not turn
on when pressing
ON/OFF button
Unit does
not cool well
The unit is noisy
and vibrates too
much
The unit makes a
gurgling sound
Possible Causes
P1 Protection Code
In COOL mode: room
temperature is lower than
the set temperature
The air lter is blocked with
dust or animal hair
Exhaust hose is not
connected or is blocked
The unit is low on
refrigerant
Temperature setting is too
high
The windows and doors in
the room are open
The room area is too large
There are heat sources
inside the room
The ground is not level
The air lter is blocked with
dust or animal hair
This sound is caused by the
ow of refrigerant inside
the unit
restart the unit.
Reset the temperature
Decrease the set temperature
Make sure all windows and doors are closed
Double-check the cooling area
Remove the heat sources if possible
Place the unit on a at, level surface
This is normal
26
Solution
Collection Tray and