10
WARNING
• Do not let the indoor unit get wet as it may cause an electric
shock or fire.
NOTE
• Do not use gasoline, benzene, thinner, polishing powder, liq-
uid insecticide. It may cause discoloring or warping.
• Do not scrub firmly when washing the blade with water.
The surface sealing may peel off.
• Do not use water or air of 120°F or higher for cleaning air fil-
ters and outside panels.
HOW TO CLEAN THE SUCTION GRILLE
1. Open the suction grille.
Refer to “HOW TO CLEAN THE AIR FILTER”.
(Refer to Fig. 5)
2. Remove the air filter.
Refer to “HOW TO CLEAN THE AIR FILTER”.
(Refer to Fig. 6)
3. Detach the suction grille.
Pull the clips (×2) on the back of the suction grille forward.
(Refer to Fig. 7)
4. Clean the suction grille.
Wash with a soft bristle brush and neutral
detergent or water, and dry throughly.
NOTE
• Do not wash the suction grille with hot water of more than 120°F,
as doing so may result in discoloration and/or deformation.
5. Fix the air filter
Refer to “HOW TO CLEAN THE AIR FILTER ”.
6. Attach the suction grille by the method opposite to
removing.
7. Shut the suction grille by the method opposite to opening.
START UP AFTER A LONG STOP
Confirm the following
• Check that the air inlet and outlet are not blocked.
Remove any obstacle.
• Check if the earth is connected.
Might there be a broken wire somewhere?
Contact your dealer if there are any problems
Clean the air filter and outside panels
• After cleaning the air filter, 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 system 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 filter and the exterior.
• Be sure to replace the air filter to its original place after clean-
ing. Refer to “MAINTENANCE”.
The following symptoms do not indicate air conditioner malfunc-
tion.
I. THE SYSTEM DOES NOT OPERATE
• The system does not restart immediately after the ON/
OFF button is pressed.
If the OPERATION lamp lights, the system is in normal con-
dition.
It does not restart immediately because a safety device oper-
ates to prevent overload of the system. After 3 minutes, the
system will turn on again automatically.
• The system does not restart immediately when TEM-
PERATURE SETTING button is returned to the former
position after pushing the button.
If the OPERATION lamp lights, the system is in normal con-
dition.
It does not restart immediately because a safety device oper-
ates 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
flashes for a few seconds after pressing an operation
button.
This is because the system is under centralized 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 computer 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.
II.AIR FLOW DIRECTION IS NOT AS SPECIFIED.
• Actual air blow direction is not as shown on the remote
controller.
• Automatic swing setting does not work.
Refer to “AIR FLOW DIRECTION ADJUST”.
Clip
Fig. 7
9.
NOT MALFUNCTION OF THE AIR
CONDITIONER
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