2
Remove the air filters.
Remove the air filters by pulling their cloth upward (rear suction)
or backward (bottom suction).
rear suction
bottom suction
3
Clean the air filter.
Use vacuum cleaner (A) or wash the air filter with water (B).
(A) Using a vacuum cleaner
When the air filter is very dirty, use soft brush and neutral
detergent.
Remove water and dry in the shade.
4
Fix the air filter.
Align the two hanger brackets and push the two clips in their
place (pull the cloth if necessary).
Confirm that four hangers are fixed.
5
Shut the air inlet grille. (Only for bottom suction.)
Refer to item no. 1.
6
After turning on the power, press FILTER SIGN RESET button.
The "TIME TO CLEAN AIR FILTER" display is turned off.
Installation and operation manual
9
(B) Washing with water
rear suction
bottom suction
How to clean air outlet and outside panels
Clean with soft cloth.
When it is difficult to remove stains, use water of neutral
detergent.
Clean the air inlet grille when it is shut.
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.
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.
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 control panel display lights 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 the operation manual of the outdoor unit.
Cut off the power supply.
When the main power switch is turned on, some wattage is
being consumed even if the system is not operating.
The remote controller display is turned off when the main power
switch is turned off.
D
ISPOSAL REQUIREMENTS
Dismantling of the unit, treatment of the refrigerant, of oil and of other
parts must be done in accordance with relevant local and national
legislation.
FMDQ50~125A7V3B
Air conditioning system
4PW47630-1