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2-EN
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1. Preparation for attaching ceiling panel
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.
This clearance must be 12 to 17.
A clearance outside this range may cause malfunction.
Indoor unit
Ceiling opening size
Ceiling
Installation gauge
(supplied with the indoor unit)
12 to 17
2. Attaching ceiling panel to indoor unit
Detaching air intake grille
Air intake grille
Ceiling panel
Adjust corner cap
Knobs of air intake grille hooks
2
Safety strap
hook
Ceiling panel hook hole
Hinges
1
Knob
Adjust
corner
cap
Adjust corner
cap
Strap
Ceiling panel
Open
Keep the bracket
open.
Closed
Panel
fi
bracket
Open
Close
(Fig. 1)
(Fig. 2)
1. Slide the knobs of the hooks of the air intake grille in the
direction of arrow
1
, and open the grille.
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
2
with the grille open.
Detaching adjust corner caps
1. Pull the knob of the adjust corner cap in the direction of
arrow
1
, 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).