Ceiling Recessed Type, 2-Way Air Direction (FDTW)
1. Push one side of the inlet panel (pin A side) upward.
2. Disengage the panel from pin A
3. Disengage the panel from the pin B and remove the panel.
4. Press the knobs of the air filter inward, remove the
hook area from the air conditioner unit, and remove
the air filter.
HOW TO MAINTAIN THE AIR CONDITIONING SYSTEM
Ceiling Recessed Type (FDT)
1. Hold the notches (in two
places on the left and right
sides) of the inlet grill and
pull the inlet grill down-
ward, opening it.
2. Pinch the hook parts (in
two places on the left and
right sides) at the bottom of
the filter as shown in the
figure below and pull the
filter forward while pushing
it upward slightly.
Cleaning the Air Filter
Clean the air filter regularly to perform cooling and heating operations in the most efficient and economical manner.
Caution:
Make sure to stop the operation and turn the power supply switch off when you clean the air filter.
The fan inside rotates at high speeds, leading to injury.
Caution:
Fix the steps securely if you use them to install or remove the air filter.
The air conditioning system may fall down or overturn, leading to injury.
How to Remove the Air Filter (other than types whose panels automatically move up/down to make filter cleaning easier)
Remove the air filter according to the procedure for each type.
CAUTION
●
Do not dry the filter under direct sunlight or using fire. The filter will be damaged.
●
Do not operate the air conditioning system while the air filter is removed. The air
conditioning system may be damaged.
At the End of the Season
●
Make sure to turn the power supply switch off.
The air conditioning system consumes several tens of watts of electricity even when it is stopped.
●
Clean the air filter and mount it.
●
Clean the indoor and outdoor units to remove any dirt.
Maintenance of the Unit
●
Clean the unit by wiping it with a piece of soft and dry cloth. If the unit is very dirty, wipe it with a piece of cloth wet with neutral
detergent dissolved in lukewarm water and wipe it off with a piece of cloth soaked in clean water.
At the Start of the Season
●
Make sure that there is no object blocking the airflow around the inlet and outlet openings of the indoor and outdoor units.
●
Inspect the air filter. If it is dirty, clean and mount it.
●
Turn the power supply switch on 12 hours before starting the operation.
Filter
Hooks
1
Push the pin A side upward.
2
Disengage the pin A side.
3
Disengage the pin B side.
Pin A
Panel
Knobs
Hook
Air filter
Air conditioner unit
Ceiling Recessed Cassetteria Type (FDR)
1. Push the inlet panel upward.
2. Pull the inlet panel outward. When the inlet panel is
disengaged from the pins, it can be opened by
swinging it downward.
3. Rotate the hooks and disengage the corrugated
filter from the hooks.
4. Slide the flat filter toward the center and remove it.
Flat filter
Hook
Corrugated filter
Ceiling Recessed Type, 1-Way Air Direction (FDTS)
1. Slide the lever of the inlet grill in the direction of the
arrow (
➛
) direction and open the grill by swinging it
downward.
2. Push the air filter backward to disengage the front
hook area, then slide the filter forward and remove
it.
Remove by sliding forward.
Front side
Insulation
Push backward.
Air filter
Ceiling Suspended Type (FDE)
1. Slide the lever of the inlet grill in the direction of the
arrow (
➛
) and open the grill by swinging it down-
ward.
2. While light pushing up, remove the filter from the tabs
at the left and right, and pull towards the front.
High Static Pressure Duct Type (FDU)
Middle Static Pressure Duct Type (FDUM) (FDQM)
Ceiling mounted duct type (FDUR)
Ultra thin ducted Type (FDQS)
The air filter is mounted at the installation of the air
conditioning system. Please obtain explanations on how
to remove and clean the filter from the dealer from whom
you purchased the air conditioning system.
Floor Standing, Lowboy Type (Exposed Type) (FDFL)
Remove the front panel and pull the air filter out from the
bottom of the unit.
Floor Standing, Lowboy Type (Concealed Type)
(FDFU)
Pull the air filter out from the bottom of the unit.
How to Clean the Filter
1. Clean the filter under running water. If the filter is not very dirty, you can clean it by lightly dusting it off or by using cleaner.
If it is very dirty, dissolve some neutral detergent in lukewarm water (approximately 30 °C), rinse the filter with it, and wash
the detergent away from the filter completely.
2. Dry the air filter and mount it in the unit, then press the filter reset switch.
In the case of unit types whose panels automatically move up/down to make filter cleaning easier, the filter is automatically
set in place by operating the GRILL switch.
15
Pin B
Knobs
PULL
Inner panel frame
Outer panel frame
pin
2. While light pushing up, remove the filter from the tabs
at the left and right, and pull towards the front.
Tab
FDTQ Series
1. Slide the lever of the suction grille in the arrow (
)
direction to open the grille.
Wall mount type (FDK)
1. Pull up the suction grill forward.
Hold the concave sections at both the right and left
side with your hands and pull the suction grill forward.
It stops while being open at about 60
°
.
2. Lightly hold the handle of the air filter, slightly lift it
upward, and then pull it out forward.
Air filter
Tab
Suction grille
Air filter
Tab
Suction grille
Tab
Ceiling Recessed Type (FDTC)
1. Slide the inlet grill levers in the
direction of the arrow (
), and
open it downwards.
2. Turn the inlet grill stopper.
3. Pull the filter toward you.
4. When the filter is put in place,
insert the filter into the hooks
on the inlet grill, and be sure to
return the stopper to its original
position.
5. When putting the inlet grill back in
place, slide the levers in the opposite
direction and check to be sure that
the grill does not come open.
Hooks
Hooks
Stopper
PCA012A001L_E_P15
07.3.13, 11:13
15
