3-6-2. Installing the Ceiling Panel
After completing the wiring process, install the supplied wiring cover before installing the panel. It is not possible to install the wiring cover after installing the panel.
The power must be turned ON in order to change the flap angle. (Do not attempt to move the flap by hand. Doing so may damage the flap.)
(1)Insert the temporary fasteners (stainless steel) on the inside of the ceiling panel into the square holes on the unit to temporarily fasten the ceiling panel in place. (Fig.
●The ceiling panel must be installed in the correct direction relative to the unit. Align the REF. PIPE and DRAIN marks on the ceiling panel corner with the correct positions on the unit.
●To remove the ceiling panel, support the ceiling panel while pressing the temporary fasteners toward the outside. (Fig.
(2) | Align the panel installation holes and the unit |
| screw holes. |
(3) | Tighten the supplied washer head screws at the |
| 4 panel installation locations so that the panel is |
X
Screw (supplied) | Wiring cover (supplied) | Power supply outlet | |||||||||
|
|
|
|
|
|
|
| ||||
Fig. |
|
|
|
|
| Fig. | |||||
|
| Square hole in unit |
|
|
| ||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Push w | hen |
|
|
|
|
|
|
|
| ||
|
|
|
|
| Temporary |
| |||||
you remove |
|
|
|
|
|
| |||||
|
|
|
|
| fastener |
|
| ||||
|
|
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
|
Temporary
fastener
Fig.
Drain tubing corner
Refrigerant tubing corner
attached tightly to the unit. (Fig. |
(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 ceiling panel, or between the ceiling panel and the ceiling surface.
(Fig.
●If there is a gap between the panel and the ceiling, leave the ceiling panel attached and make fine adjustments to the installation height of the unit to eliminate the gap with the ceiling. (Fig.
Celling panel
Washer head screws
REF,PIPE mark
Fig.
After completing the wiring process, install the supplied wiring cover before installing the panel. It is not possible to install the wiring cover after installing the panel.
DRAIN mark
Panel installation hole (4 locations)
CAUTION
| Do not allow |
Main unit | gaps |
|
Ceiling surface | Ceiling panel |
Fig.
Insert a wrench or other tool into the corner cover installation hole and make fine adjustments to the unit nut.
Fig.
● If the screws are not sufficiently tight- | ● If a gap remains between the ceiling | ||
ened, trouble such as that shown in | surface and the ceiling panel even | ||
the figure below may occur. Be sure | after the screws are tightened, | ||
to tighten the screws securely. | adjust the height of the unit again. | ||
|
|
|
|
|
|
|
|
Air leakage
Air leakage from ceiling surface
Staining
Adjust so that there are no gaps.
Condensation, water leakage
Fig.
The height of the unit can be adjusted from the ceiling panel corner hole, with the ceiling panel attached, to an extent that does not affect the unit levelness, the drain hose, or other elements.
29
