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English 10
Clean the air fi lter and outside panels
After cleaning the air fi lter, make sure to attach it.•
Turn on the main power supply switch
The display on the remote controller will be •
shown when the power is turned on.
To protect the unit, turn on the main power •
switch at least 6 hours before operation.
WHAT TO DO WHEN STOPPING THE
SYSTEM FOR A LONG PERIOD
Turn on FAN OPERATION for a half day and dry
the unit.
Refer to “FAN OPERATION”.•
Cut off the power supply.
When the main power switch is turned on, some •
watts of electricity is being used even if the sys-
tem is not operating.
Turn off the main power supply switch for saving
energy.
The display on the remote controller will vanish •
when the main power switch is turned off.
Clean the air fi lter and the exterior.
Be sure to replace the air fi lter to its original •
place after cleaning. Refer to “MAINTENANCE”.
NOT MALFUNCTION OF THE AIR 9.
CONDITIONER
The following symptoms do not indicate air condi-
tioner malfunction.
THE SYSTEM DOES NOT OPERATEI.
The system does not restart immediately •
after the ON/OFF button is pressed.
If the OPERATION lamp lights, the system is in
normal condition.
It does not restart immediately because a
safety device operates to prevent overload of
the system. After 3 minutes, the system will
turn on again automatically.
The system does not restart immediately •
when TEMPERATURE SETTING button is
returned to the former position after push-
ing the button.
If the OPERATION lamp lights, the system is in
normal condition.
It does not restart immediately because a
safety device operates to prevent overload of
the system. After 3 minutes, the system will
turn on again automatically.
The system does not start when the display •
shows “
” (UNDER CENTRALIZED
CONTROL) and it fl ashes for a few seconds
after pressing an operation button.
This is because the system is under central-
ized control. Flashes on the display indicates
that the system cannot be controlled by the
remote controller.
The system does not start immediately •
after the power supply is turned on.
At least wait 5 minutes until the micro comput-
er is prepared for operation.
The outdoor unit is stopped•
This is because the room temperature has
reached the set temperature. The indoor unit
switches to fan operation.
This is to prevent the cool air from being blown
directly onto anyone in the room.
AIR FLOW DIRECTION IS NOT AS SPECI-II.
FIED.
Actual air blow direction is not as shown on •
the remote controller.
Automatic swing setting does not work.•
Refer to “AIR FLOW DIRECTION ADJUST”.
WHITE MIST COMES OUT OF A UNITIII.
When humidity is high during cooling op-•
eration. (In oily or dusty places)
If the inside of an indoor unit is extremely con-
taminated, the temperature distribution inside a
room becomes uneven. It is necessary to clean
the inside of the indoor unit. Ask your dealer for
details on cleaning the unit. This operation
requires a qualifi ed service person.
When the system is changed over to HEAT-•
ING OPERATION after DEFROST OPERA-
TION.
Moisture generated by DEFROST becomes
steam and exists.
NOISE OF AIR CONDITIONERSIV.
A ringing sound after the unit is started.•
This sound is generated by the temperature
regulator working.
It will quiet down after about a minute.
A continuous fl ow “Shuh” sound is heard •
when the systems is in COOLING or DE-
FROST OPERATION.
This is the sound of refrigerant gas fl owing
through both indoor and outdoor units.
01_EN_3PN07753-11N.indd 1001_EN_3PN07753-11N.indd 10 12/19/2008 8:00:33 PM12/19/2008 8:00:33 PM
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