Installation Manual

En-2
CAUTION
• Use only the supplied screws to install the decoration panel.
• Install so that there is no gap between the decoration panel and
the main indoor unit.
•
I f there is a gap, an error will occur as shown in the diagram below.
Condensation
Air leakage
Dirty ceiling
Condensation, dew drops
• Tighten the 4 hexagon screws.
Hexagon screws (Accessory)
Ensure that there
is no gap between
the hook and the
decoration panel
(4 places)
No
Gap
When there is a gap between the ceiling
and the decoration panel even when the
screw is tightened, readjust the height of the
main indoor unit.
As long as it does not affect the levelness
of the main indoor unit and the drain piping,
you may adjust the height of the main
indoor unit from the hole at the corner of the
decoration panel, with the decoration panel
still attached to the main indoor unit.
• Tighten the screw until the seal material between the decoration panel
and the main indoor unit is compressed to a thickness of 3/16 to 1/4 in
(5 to 7 mm).
Indoor unit
Ceiling
No gap between ceiling and decoration
panel around entire periphery
3/16 to 1/4 in (5 to 7 mm)
Decoration panel
Sealant
(2) Install the corner panels.
• As shown in the following fi gure, be sure to install the strap to prevent
the corner panel from falling down.
Strap (Accessory)
Hook
Corner
panel
Attach the corner
panel fi rmly in
5 places.
Hook
CAUTION
Be careful so that no wires or straps are caught between the
panels.
(3) Open the control box cover by loosening the screws.
Control Box
Screws
(4) Connect the cassette grille connector as shown in the following fi gure.
Type A
Cassette grille connector (CN37)
Type B
Cassette grille connector (CN155)
(5) Close the control box cover and retighten the screws.
3.3. Attaching the Intake grille
(1) Tighten the 2 grille holding wires.
Tapping screws
(Accessory)
Intake grille
(2) Close the intake grille.
CAUTION
Install the grill holding wire to the decoration panel. If it falls, it may
cause injuries.
9378730137_IM.indb 29378730137_IM.indb 2 6/4/2018 1:15:58 PM6/4/2018 1:15:58 PM