owner’s manual
3
This manual does not include Remote Controller
Operations, see the<<Remote Controller Owner's
manual>> packed with the unit for details.
Use the system in the following temperature for safe and
effective operation. The Max operation temperature for
the air conditioner.(Cooling/Heating)
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
3. AIR CONDITIONER OPERATIONS AND
PERFORMANCE
Three-minute protection feature
A protection feature prevents the air conditioner from being
activated for approximately 3 minutes when it restarts immedi-
ately 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.
Lighting or a car wireless telephone operating nearby
may cause the unit to malfunction.
Disconnect the unit with the power and then connect the unit
with the power again. Push the ON/OFF button on the remote
controller to restart operation.
4. HINTS FOR ECONOMICAL OPERATION
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.
The following should be noticed to ensure an economical operation.
(Refer to corresponding chapterfor details)
If you don't plan to use the unit for a long time, please discon-
nect power and remove the batteries from the remote control-
ler. 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.
NOTE
NOTE
Table 3-1
Table 3-2(for inverter type air conditioner)
Cooling operation
Drying 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)
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
Drying 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
FORCED AUTO
The OPERATION lamp is lit, and the air conditioner will run
under FORCED AUTO mode. The remote controller operation is
enabled to operate according to the received signal.
1
FORCED
COOL
The OPERATION lamp flashes, the air conditioner will turn to
FORCED AUTO after it is enforced to cool with a wind speed of
HIGH for 30 minutes. The remote controller operation is
disabled.
OFF
The OPERATION lamp goes off. The air conditioner is OFF
while the remote controller operation is enabled.
2
3
For inverter type,this switch is used for after-sales service
purpose only,the user should not push it.
For fixed-frequency type,
this function is used to operate the unit
temporarily in case you misplace the remote controller or its
batteries are exhausted. Two modes including
FORCED
AUTO and FORCED COOL can be selected through the
TEMPORARY BUTTON on the air-in grill control box of the
indoor unit. Once you push this button, the air conditioner will
run in such order:
FORCED
AUTO, FORCED COOL, OFF,
and back to
FORCED
AUTO.
Summary of Contents for IUS0629C21
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