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4.4.1 - Malfunctioning
Do not try to repair the unit alone.
Malfunctioning
The unit will not start.
The unit does not cool or heat
the room well (only for cooling/
heating models), while air
escapes from the conditioner.
If the problem has not been solved, contact the local dealer or nearest after-sales assistance service.
Provide detailed information regarding malfunctioning and the unit model.
Cause
Current failure
The unit is disconnected from the
current.
A fuse has blown.
The remote control batteries may be
discharged.
The time set with the timer may not
be correct.
The compressor 3 minute protection
has activated.
Incorrect temperature setting.
The air filter is clogged.
The doors or windows are open.
The air inlet or outlet vents of the
indoor or outdoor units are blocked.
Sunlight produces excessive heat.
Too many sources of heat in the
premise (persons, computer, elec-
tronic devices, etc.).
Low level of refrigerant due to leakage
or prolonged use.
The SILENCE function is active
(optional).
What must be done?
Wait for the current to be restored.
Check that the plug is inserted in the
wall socket.
Replace the fuse.
Replace the batteries.
Wait or annul the timer setting.
Wait.
Set the temperature correctly. Consul
the "Using the remote control" chapter
for the procedure.
Clean the air filter.
Close the doors or windows.
First, remove the obstructions and
then re-start the unit.
Close curtains and windows during
the warmest hours or when sunlight
is more intense.
Reduce the sources of heat.
Check that there is no leakage, re-
seal the system and top up coolant
if needed.
Check that there is no leakage, re-
seal the system and top up coolant
if needed.
Deactivate the SILENCE function.
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