16
The unit does not turn on when
pressing the ON/OFF button.
The unit does not cool well.
The unit is noisy and
vibrates often.
The unit makes a gurgling sound.
P1 Error Code
In COOL mode: the room temperature is lower
than the set temperature.
The air lter is blocked with dust or animal hair.
The 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.
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 to a lower degree.
Turn off the unit and clean the lter according
to the instructions.
Turn off the unit, disconnect the hose, check for
blockage, and reconnect the hose.
Call a service technician to inspect the unit and
add 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 at, level surface.
Turn off the unit and clean the lter according
to instructions.
This is normal.
TROUBLESHOOTING
POSSIBLE CAUSES SOLUTION
PROBLEM
Error codes and protection code:
E1-Room temperature sensor error.
E2-Evaporator temperature sensor error.
E3-Condenser temperature sensor error.
E4-Display panel communication error.
E7-Zero-crossing malfunction.
P1-Bottom tray is full-Connect the drain hose and
drain the collected water.
NOTE: When one of the above malfunctions occurs, turn off the unit and check for any obstructions.
Restart the unit if the malfunction is still present. Contact the manufacturer, its service agent, or a similarly
qualied person for repair.
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