• Place decorative panel on the screws (3 pcs.) before
fitting, move decorative panel as illustrated and tighten
all the screws (4 pcs.).
Securing the tentative
fixing screw
Approx. 20 mm
Decorative
Panel moving
direction
Front grille fixing
screws (4 pcs.)
CAUTION
● Check before hand the height from the ceiling to the
unit.
● The front grille fitting direction is determined by the unit
direction.
● Only use the screws with the length of 35 mm which is
provided, to fix the decorative panel.
● Do not use other screw which is longer it may cause
damage to the drain-pan and other components.
(3) Fit the decorative panel and ceiling wall together, making
sure that there is no gap between the two. Readjust indoor
unit height, if there is a gap between ceiling wall and
decorative panel.
Good example
Air
Fit the insulator (this part) and be
careful for cool air leakage.
Bad example
Cool air leakage
(no good)
(4) Open the indoor control box cover. (3 pcs screw)
(5) Insert firmly the connector of cosmetic louver to indoor pcb
LM and WL.
Be caution not to clamp the cord in between control board
and control board cover.
Piping
direction
Tighten this
screw first after
hanging the
grille frame
Air conditioner
unit
Ceiling
Decorative
panel
Air conditioner
Air
unit
Ceiling
Decorative
panel
(6) After completing the aforementioned, install the removed
part by reversing the steps for removal.
LM (CN033)
WARNING
Be sure to hook the air inlet grill string, to prevent grill
from falling and causing injury from it.
Fig. 7-4
Hang the
string
Air inlet grille
7-3. When Using Wireless Remote Controller Instead
of Wired Remote Controller
When the wireless remote controller is to be used, slide the
switch (SW502) on the indoor unit control PCB to the ON
position.
• If this setting is not made, an alarm will occur.
(The operation lamp on the display blinks.)
Reverse side view of Decorative Panel
Fig. 7-5
PCB inside panel cover
Fig. 7-6
16
WL (CN130)
Catcher
Wiring
Panel cover
Remove 3 screws and panel cover
Slide
Setting status
ON: Wireless: main, Wired: sub
OFF: Wired: main, Wireless: sub
(at shipment)
Ground screw
Fig. 7-7
Catcher
Fig. 7-8