Mitsubishi Electronics PSA012B722 Manuale Utente

2

Do not touch the aluminum fin.
Otherwise it may lead to injuries.

Do not clean the inside of the indoor unit by yourself. 
Make sure to consult your dealer or user inquiry 
counter specified by our company.
If you select incorrect detergent or improper method, resin parts 
may be damaged and lead to water leakage. If the detergent is 
dropped on the electric component or motor, it may lead to failure, 
smoking or ignition.

Do not place objects on the outdoor unit, nor mount on 
it.
It may lead to injuries resulting from dropping or falling.

During the operation or maintenance, do not use an 
unstable footrest.
It may lead to injuries resulting from falling.

During thunderstorm, stop the operation and turn off 
the switch.
A lightning strike may lead to failure.

After several seasons of operating, inspections and 
maintenances are required except routine care and 
cleaning.
Accumulated dirt or dust inside the indoor unit may cause odor, 
water leakage through the clogging of water discharging pipe for 
dehumidification. Specialized information and skills are required for 
inspections and maintenances. Therefore contact your dealer.

Do not place any object around the outdoor unit, nor 
allow fallen leaves to pile up.
Fallen leaves may induce insects and worms in them, and 
they may lead to failure, ignition or smoking by touching electric 
components.

Do not use with inlet/outlet grilles or other panel 
removed.
Otherwise, it may lead to injuries.

Do not operate or stop the unit by using the power 
supply switch. 
It may lead to fire or water leakage. 
If auto restart is set effectively, the fan may rotate suddenly 
causing injuries.

Do not touch blowout port when the swing louver 
moves. 
Otherwise, it may lead to injuries.

Do not strain the remote control cord.
A part of core wire may be cut off causing electric leakage.

Do not use water heater etc. near the indoor unit or 
remote control.
If a Vapor-generating appliance is used near them, it may 
lead to water drop causing electric leakage or short circuit.

Do not use the unit where powder or fiber is floating.
Fine powder or fiber passing through the air filter may 
stagnate inside the unit and lead to electric leak or short 
circuit.

Do not place objects under the unit which must avoid 
being exposed to water. 
Over 80 percent humidity or the clogging of drain pipe may 
damage them through dew dropping.

Never perform any modification. Contact your dealer for 
repairing.
Improper repairing may lead to water leakage, electric 
shock or fire. Normally the refrigerant does not leak. But if it leaks 
and contacts fire such as fan heater, space heater or cooking 
heater, it may produce toxic chemicals. When repairing refrigerant 
leakage, determine the service with the service staff that the repair 
has been finished without fault.

If it is required to relocation and reinstall the unit, consult 
your dealer or a specialist.
Improper installation of air conditioning unit may cause 
water leakage, electric shock and/or fire.

Before repairing or checking indoor unit, be sure to turn 
off “Indoor unit power supply breaker”.
It can result in electric shock or injury due to rotation of 
indoor unit fan if you perform check or repair with the “Indoor unit 
power supply breaker” turned on.

Place the panels removed for repairing or checking on 
the stable spot.
Otherwise, dropping or falling may lead to injury.

Your Air Conditioning product may be marked with this symbol. It means that waste electrical and electronic 
equipment (WEEE as in directive 2002/96/EC) should not be mixed with general household waste. Air 
conditioners should be treated at an authorized treatment facility for re-use, recycling and recovery and 
not be disposed of in the municipal waste stream. Please contact the installer or local authority for more 
information. 

Ventilation display

Displayed during ventilation operation

☞ See page 10

Weekly timer display

Displays the settings of the 
weekly timer.

Operation setting display area

Displays setting temperature, airflow 
volume, operation mode and operation 
message.

Operation/check indicator light

During operation: Lit in green
In case of error: Flashing in red

Operation/stop button

This button is used to operate and stop 
the air conditioning system.
Press the button once to operate the 
system and press it once again to stop 
the system.

MODE button

This button is used to change the 
operation mode.

FAN SPEED button

This button is used to set the airflow 
volume.

VENT button

This button is used to operate external 
ventilator.  

☞ See page 10

LOUVER button

This button is used to operate/stop the 
swing louver.  

☞ See page 9

SET button

•This button is used to fix the setting. 
•This button is used to set the silent mode.  
☞ See page 3 to 10

RESET button

•Press this button while making settings to go back to the 
previous operation.  

☞ See page 3 to 10

•This button is also used to reset the “FILTER CLEANING” display.
(Press it after cleaning the air filter)

Central control display
Displayed when the air conditioning system is 
controlled by centralized remote control.

Timer operation display

Displays the timer operation setting.

Temperature setting buttons

These buttons are used to set the 
temperature of the room.

Timer button

This button is used to set 
the timer mode. 
☞ See page 3

Timer setting buttons

These buttons are used to set 
the timer mode and the time.
☞ See page 3 to 10

GRILL button

This button has no function.
When this button is pressed,

                   (Invalid Operation)

is displayed,but it does not mean a failure.  

AIR CON No. button

•Display the indoor unit number connected to this 

remote control.

•This button is used for indoor unit address setting.

CHECK button 

This button is used at servicing.

TEST button

This button is used during test operation.

Pull the cover downwards to open.