Daikin FTKS50BVMB, Service Manual

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Ceiling Mounted Cassette Type SiEN18-622
297 System Configuration
How to clean air outlet and outside panels
• Clean with soft cloth.
• When it is difficult to remove stains, use water or neutral
detergent.
NOTE
•
Do not use gasoline, benzene, thinner, polishing powder,
liquid insecticide. It may cause discoloring or warping.
• Do not let the indoor unit get wet. It may cause an electric
shock or a fire.
• Do not use water or air of 50°C or higher for cleaning air
filters and outside panels.
How to clean the suction grille
1. Open the suction grille.
Slide both knobs and then pull them downward. (Do the
same procedure for closing.)
2. Remove the air filter.
Refer to “ HOW TO CLEAN THE AIR FILTER”.
(Refer to Fig.3)
3. Remove the suction grille.
Open the suction grille and pull the clips on the back of
suction grille forward.
(Refer to Fig. 4)
4. Clean the suction grille.
Wash with a soft bristle brush and neutral
detergent or water, and dry thoroughly.
• When very grimy
Directly apply the type of detergent used
for cleaning ventilation fans or ovens, wait 10 minutes, and
then rinse with water.
NOTE
•
Do not wash the air conditioner with hot water of more than
50°C, as doing so may result in discoloration and/or
deformation.
5. Fix the air filter.
Refer to “How to clean the air filter”.
6. Fix the suction grille.
Refer to item No. 3.
7. Close the suction grille.
Refer to item No. 1.
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 control 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 half a day and dry the unit.
•
Refer to “6. OPERATION PROCEDURE”.
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 control 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
cleaning. Refer to “Maintenance”
The following symptoms do not indicate air conditioner
malfunction
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
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 pushing 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
flashes for 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 control.
• The system does not start immediately after the power
supply is turned on.
Wait one minute 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.
9. Not malfunction of the air conditioner