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Checking indoor unit position
1. Check the position of the indoor unit using the Installation
Manual.
2. Check whether the ceiling opening size falls within a range
of 860 × 860 to 910 × 910.
3. Determine the positional relation between the ceiling and
the indoor unit using the installation gauge supplied with
the indoor unit. Improper positioning of the indoor unit may
result in air/water leakage or malfunction of the louver.
• Do not put the ceiling panel facing down or lean
it against a wall, etc. or put it on an object with
projection to avoid scratches on the surface.
Handle the ceiling panel carefully so as not to deform
the movable hooks.
Detaching air intake grille
1. Slide the knobs of the hooks of the air intake grille in the
direction of arrow
2. Release the safety strap hook from the ceiling panel.
• Do not remove the safety strap screw on the air
intake grille side.
3. Remove the hinges on the air intake grille from the ceiling
panel in the direction of arrow
Detaching adjust corner caps
1. Pull the knob of the adjust corner cap in the direction of
1
arrow
, and detach the adjust corner caps from the four
corners.
• The knob is provided only on one side of the cap.
Detach the adjust corner caps from the knob side.
Checking panel fi xing bracket position
After the adjust corner caps are detached, check that the
panel fi xing bracket is open (Fig. 1).
• The ceiling panel cannot be attached to the indoor unit with
the bracket closed (Fig. 2).
2-EN
1. Preparation for attaching ceiling panel
2. Attaching ceiling panel to indoor unit
1
, and open the grille.
2
with the grille open.
This clearance must be 12 to 17.
A clearance outside this range may cause malfunction.
Ceiling
Installation gauge
(supplied with the indoor unit)
Air intake grille
Knobs of air intake grille hooks
Ceiling panel hook hole
Safety strap
hook
Knob
Adjust
corner
cap
Open
Keep the bracket
open.
Panel fi xing
bracket
(Fig. 1)
- 2 -
Indoor unit
Ceiling opening size
Ceiling panel
Adjust corner cap
2
Hinges
1
Adjust corner
cap
Strap
Ceiling panel
Closed
Open
Close
(Fig. 2)
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