14 15
TROUBLESHOOTING TIPS
Stop the air conditioner immediately if one of the following faults occur. Disconnect the power and contact the nearest
customer service centre.
Trouble
If the following code appears on the LED window, disconnect the power and contact the service people:
E0, E1, E2, E3, E4, E5, E6, E7, E8 or P0, P1, P2, P3, P4, P6
Fuse blows frequently or circuit breaker trips frequently.
Objects or water penetrate the air conditioner.
The remote controller won’t work or works abnormally.
Operation indicator or other indicators fl ash rapidly and this fl ash cannot be stopped by disconnecting the
power and then connecting it in again.
Malfunctions Cause What should be done?
Unit does not start
Power has been cut Wait for power to be restored
Unit may have become unplugged Check that plug is securely in powerpoint
Fuse may have blown Replace the fuse
Battery in Remote controller may have been
drained
Replace the battery
The time you have set with timer is incorrect Wait or cancel timer setting
Unit not cooling or
heating (cooling/
heating models only)
room very well while
air fl owing out from
the air conditioner
Inappropriate temperature setting Set temperature correctly. For detailed method
please refer to “Using remote control” section
Air fi lter is blocked Clean the air fi lter
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 fi rst, then restart
the unit
Compressor 3 minutes protection has been
activated
Wait and the problem will correct itself
If the problem has not been rectifi ed, please contact a local dealer or the nearest customer service centre. Be sure to inform
them of the malfunctions in detail and also specify the unit model.
NOTES: Do not attempt to repair the unit yourself. Always consult an authorised service provider.
E963_Lennox Inverter User Manual 16pp A5_2.indd 14-15E963_Lennox Inverter User Manual 16pp A5_2.indd 14-15 14/12/11 4:08 PM14/12/11 4:08 PM
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