49
2) Align the panel installation holes and the unit screw holes.
3) Tighten the provided washer head screws at the 4 panel installation locations so that the
panel is attached tightly to the unit.
Drain tube corner
Refrigerant tube corner
Marking with DRAIN
Marking with REF. PIPE
Washer head screws (preinstalled
on the panel for cassette)
Panel for cassette
4) Check that the panel is attached tightly to the ceiling.
●
At this time, make sure that there are no gaps
between the unit and the panel for cassette, or
between the panel for cassette and the ceiling
surface.
●
If there is a gap between the panel and the
ceiling, leave the panel for cassette attached
and make fine adjustments to the installation
height of the unit to eliminate the gap with the
ceiling.
CAUTION
●
If the screws are not sufficiently tightened, trouble such as that shown in the figure
may occur.
Be sure to tighten the screws securely.
Air leakage
Staining
Air leakage from
panel for cassette
Condensation, water leakage
●
If a gap remains between the ceiling surface and the panel for cassette even after the
screws are tightened, adjust the height of the unit again.
Adjust so that there
are no gaps.
If there is no affect to the horizontal of the unit
and drain tube, adjustment to the installation
height of the unit can be made through the hole
of the panel for cassette corner.
Do not allow gaps.
Panel for cassette
Main unit
Ceiling surface
Make fine adjustment by a wrench
or other tools to the installation
height of the unit to eliminate the
gap with the ceiling through the
holes of the corner cover.
01_350115_EU_Eng.indb 49 2023/3/1 13:52:55
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