8
Problem
Cause
Solution
Power has been lost.
Wait for power to be restored.
Unit may be unplugged
Check that plug is securely in wall receptable
Fuse may have blown.
Replace the fuse.
Battery in remote may be weak
Replace the battery.
Incorrect time set in TIMER mode.
Wait or cancel timer setting.
Set temperature correctly.
(Cooling/Heating
Refer to "Remote Control" section
models only)
for additional informaiton.
Unit not cooling
Air Filter is blocked
Clean the air filter
or heating space
Doors or windows are open
Close doors and windows.
adequately.
Air inlet/outlet of indoor or outdoor
Air is coming from
unit may be blocked.
the unit.
3 minute compressor protection
Turn off unit. Wait at least 3 minutes
has been activated.
and restart unit.
Unit does not start
Clear obstructions and restart unit.
Temperature setting is incorrect.
• Fuse blows frequently or circuit breaker trips frequently.
• Water/liquid or other foreign objects penetrate the unit.
• The remote control doesn't work or works abnormally.
• If operation indicator or other indicators flash rapidly, disconnect the power and then reconnect it.
Contact service if the rapid flashes continue after restarting.
If one of the following codes appear on the display, STOP THE UNIT IMMEDIATELY .
Disconnect the power and contact the nearest customer service center.
If any of the following problems are encountered, STOP THE UNIT IMMEDIATELY .
Disconnect the power and contact the nearest customer service center.
FAULT CODES
E0, E1, E2, E3, E4, E5, E6, E7, E8 or P0, P1, P2, P3, P4, P6.
TROUBLESHOOTING & CORRECTIVE ACTIONS
If the problem has not been corrected, please contact your local dealer or the nearest customer service center. Be
prepared to tell them specific malfunctions and the unit model.
DO NOT ATTEMPT TO REPAIR THE UNIT YOURSELF. ALWAYS CONSULT AN AUTHORIZED SERVICE PROVIDER.