17
Maintenance
4 MAINTENANCE
It is good practice to periodically clean both the internal and external parts of the appliance. This guarantees its proper
functioning and durability.
Carry out periodic maintenance of the appliance in accordance with the regulations in force.
Maintenance must be carried out by qualified technical personnel.
f
ATTENTION ELECTRIC DANGER
Before cleaning or maintenance, always turn o the air conditioner and disconnect it from the power supply.
4.1 Troubleshooting
a
CAUTION DANGER
If any of the following conditions occur, turn the unit o immediately.
– The power cord is damaged or unusually hot.
– You can smell burning.
– The unit makes loud or abnormal noises.
– A fuse blows or the circuit breaker trips frequently.
– Water or other substance have fallen into the unit, or water or other substance have leaked from the unit.
DON'T TRY TO SOLVE THE PROBLEM YOURSELF. IMMEDIATELY CONTACT AN AUTHORISED
SERVICE CENTRE.
4.1.1 Abnormalities and remedies
If problems occur, please check the following before contacting a service centre.
Anomalies Possible causes Remedies
Unsatisfactory cooling
performance
The set temperature may be higher than
the room temperature
Set a lower temperature
The heat exchanger of the indoor or
outdoor unit is dirty
Clean the heat exchanger (Service Centre)
The air filter is dirty
Remove the filter and clean it following
instructions
The air inlet or outlet of the indoor or
outdoor unit is blocked
Turn o the unit, remove the cause of the
obstruction and turn the air conditioner on again
Open doors and windows Close doors and windows when using the unit
Sunlight produces excessive heat
Close curtains and windows during the hottest
hours or when the sun is brightest
Too many heat sources in the room
(people, computers, electronic devices,
etc.)
Reduce heat sources
Low refrigerant level due to leakage or
prolonged use
Check for leaks, reseal the system if necessary
and refill the coolant (Service Centre)
The SILENCE function is active
The SILENCE function can reduce product
performance by reducing the frequency of
operation. Deactivate the SILENCE function.
The unit does not work
Power failure Wait for power to be restored
The unit is turned o Switch on the device
The fuse is blown Replace the fuse (Service Centre)
Remote control batteries are low Replace batteries
Protection function with 3-minute delay
is active
Wait three minutes before restarting the unit
The timer is active Deactivate the timer