INVENTOR V4MDI-18/U4MRS-18, User Manual

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3
owner’s manual
NOTE
Use the system in the following temperature for safe and
effective operation.The Max operation temperature for
the air conditioner.(Cooling/Heating)
3. AIR CONDITIONER OPERATIONS AND
PERFORMANCE
CAUTION
4. HINTS FOR ECONOMICAL OPERATION
The following should be noticed to ensure an economical operation.
(Refer to corresponding chapterfor details)
5. MAINTENANCE
Before you clean the air conditioner, be sure the power
supply is off.
Check if the wiring is not broken off or disconnected.
Use a dry cloth to wipe the indoor unit and remote
controller.
A wet cloth may be used to clean the indoor unit if it is
very dirty.
Never use a damp cloth on the remote controller.
Do not use a chemically-treted duster for wiping or leave such
material on the unit for long.
it may damage or fade the surface of the unit.
Do not use benzine, thinner, polishing powder, or similar
solvents for cleaning.
These may cause the plastic surface to crack or deform.
1
If air conditioner is used outside the above conditions, it
may cause the unit to function abnormally.
The phenomenon is normal that the surface of air
conditioning may condense water when the relative
larger humidity in room, please close the door and
window.
Optimum performance will be achieved within these
operating temperature range.
2
3
Three-minute protection feature
A protection feature prevents the air conditioner from
being activated for approximately 3 minutes
when it restarts immediately after operation.
Power failure
Power failure during operation will stop the unit completely.
The OPERATION lamp on the indoor unit will start flashing
when power is restored.
To restart operation, push the ON/OFF button on the remote
controller.
Lightning or a car wireless telephone operating nearby may
cause the unit to malfunction.
Adjust the air flow direction properly to avoid winding toward
your body.
Adjust the room temperature properly to get a comfortable
situation and to avoid supercooling and superheat.
In cooling, close the curtains to avoid direct sunlight.
To keep cool or warm air in the room, never open doors or
windows more often than necessary.
Set the timer for the desired operating time.
Never put obstructions near the air outlet or the air inlet. Or it
will cause lower efficiency, even a sudden stop.
Adjust the air flow direction properly to avoid winding toward
your body.
Adjust the room temperature properly to get a comfortable
situation and to avoid supercooling and superheat.
In cooling, close the curtains to avoid direct sunlight.
To keep cool or warm air in the room, never open doors or
windows more often than necessary.
If you don't plan to use the unit for a long time, please
disconnect power and remove the batteries from the remote
controller. When the power switch is connected, some energy
will be consumed, even if the air conditioner isn't in operation.
So please disconnect the power to save energy. And please
switch the power on 12 hours before you restart the unit to
ensure a smooth operation.
A clogged air filter will reduce cooling or heating efficiency,
please clean it once two weeks.
Table 2-1
Table 2-2(for inverter type air conditioner)
Cooling operation
Dry operation
Heating operation
(cooling only type without)
Mode
Temperature
Outdoor
temperature
(for the models with low
temperature cooling system)
(for special tropical models)
(for special tropical models)
temperature
Room
18°C ~ 43°C / 64 °F~109°F
18°C ~ 52°C / 64 °F~126°F
-7°C ~ 43°C / 20 °F~109°F
-7°C ~ 24°C / 20 °F ~ 76°F
18°C ~ 43°C / 64 °F~109°F
18°C ~ 52°C / 64 °F~126°F
0°C ~ 30°C / 32 °F~86°F
17°C ~ 32°C
( 62 °F ~ 90°F)
17°C ~ 32°C
( 62 °F ~ 90°F)
Cooling operation
Dry operation
Heating operation
(cooling only type without)
Mode
Temperature
Outdoor
temperature
(for the models with low
temperature cooling system)
temperature
Room
0°C ~ 50°C / 32 °F~122°F
0°C ~ 50°C / 32 °F~122°F
-15°C ~ 50°C / 5 °F~122°F
-15°C ~ 24°C / 5 °F~76°F
0°C~30°C
(32°F~86°F)
17°C~32°C
(62°F ~90°F)
17°C~32°C
(62°F ~90°F)