– 3 –
Removal of adjust corner cap
1
Loosen the fixing screws on the adjust
corner cap.
2
Slide the adjust corner cap toward direction
of the arrow mark (1) and then remove it.
(Fig. 1)
(Fig. 1)
Installation of ceiling panel
1
Insert the two tentative hanging hooks of the
ceiling panel into the square holes in the
indoor unit. (Fig. 2, Fig. 3)
• The ceiling panel aligns directionally with the
indoor unit. Check that the lead wires of louver
motor connector are on the Electrical control
box side.
(Fig. 2)
(Fig. 3)
• When removing the ceiling panel, push the
tentative hanging hooks toward the outside
while supporting the panel.
(1)
Adjust corner cap
Ceiling panel
Screw
Drain piping
corner
Hanging section of
tentative hanging
hook
Tentative
hanging hook
Ceiling panel
Panel fixed
screw
Louver motor
connector
Electrical control box
Engraved mark
“REF. PIPE SIDE”
Engraved mark
“DRAIN SIDE”
Refrigerant piping
Square hole of an indoor unit
Push to remove
Tentative hanging hook
2
Lift the corner of the frame in a panel, slide
the panel fixed implement (bracket) so that
the panel fixed screw head comes under the
bracket. Do the same for all four corners.
(Fig. 4)
• Panel fixed screws are attached to the indoor
unit before shipment.
• Slide the bracket after loosening the panel fixed
screw so that the bracket is easy to be hooked
on the screw head. Tighten the panel fixed
screw again after sliding the bracket.
* There is no need to remove the panel fixed
screw.
(Fig. 4)
3
Confirm there are no gaps between the
indoor unit and ceiling panel or the ceiling
panel and ceiling surface. (Fig. 5)
(Fig. 5)
CAUTION
• As shown in the following figure, a trouble may be
caused if the screws are incompletely tightened.
• When a clearance is found between the ceiling
surface and the ceiling panel, readjust height of the
indoor unit even if the screws have been tightened.
(Fig. 6)
Wiring of ceiling panel
Connect the louver motor connector on the ceiling
panel side and louver motor connector on the
indoor unit side. (Fig.7)
(Fig. 7)
Panel fixed implement (bracket)
Panel fixed screw
The frame in a
panel
Slide the bracket so that the
screw head comes under the
bracket.
Panel fixed implement (bracket)
Ceiling panel
Indoor unit
No clearance
Ceiling surface
Air leak
Air leak from ceiling
Generation of
dust
Dewing / water leak
Adjust so that there is no clearance.
Louver motor
connector
(Indoor unit)
Louvre motor connector
5-English
6-English
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