7
Faults diagnosis
Please check the machine according to the following form before asking for maintenance:
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
40 / 92 EN
Possible cause
P1 Error code
In cool mode: room
temperature is lower than the
set temperature
The air filter 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 filter is blocked with
dust or animal hair
This sound is caused by the
flow of refrigerant in-side the
unit
Portable air conditioner / Instruction Manual
Troubleshooting
The water collection tray is
full. Turn off the unit, drain
the water from the water
collection tray and restart the
unit.
Reset the temperature
Turn off the unit and clean the
filter according to instructions
Turn off the unit, disconnect
the hose, check for blockage
and reconnect the hose
Call a service technician to
inspect the unit and top off
refrigerant
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 flat, level
surface
Turn off the unit and clean the
filter according to instructions
This is normal