Troubleshooting Tips
If one of the following malfunctions occurs, stop the air conditioner immediately, disconnect the power and
then connect it again. If the problem persists, disconnect the power and contact a licensed professional.
Malfunction
OPERATION indicator or other indicators flash continuously.
Fuse blows frequently or circuit breaker trips frequently.
Water or an object falls into the air conditioner.
The remote controller doesn’t work or works abnormally.
One of the following codes appears on the display area: E0, E1, E2, E3 or P0, P1, P2
and P3.
Malfunctions
Possible Cause
What to do
Unit does not start
Power has been cut.
Wait for power to be restored.
Unit has become unplugged.
Plug unit securely into wall outlet.
Fuse has blown.
Replace the fuse.
Battery in remote controller has
been exhausted.
Replace the battery.
The timer is set to the incorrect time.
Cancel or reset timer setting.
Unit does not cool or heat
properly while running
Temperature setting is outside
recommended range.
Set temperature correctly. Refer to
“Remote Controller Instructions”
for details.
Air filter is blocked.
Clean the air filter.
Doors or windows are open.
Close the doors or windows.
Air inlet or outlet of indoor or
outdoor unit has been blocked.
Clear obstructions away and then
restart the unit.
Compressor protection has
been activated.
Wait 3 - 4 minutes for compressor to
restart.
NOTE: Do not attempt to repair the unit. Always consult a licensed professional.
User’s manual
