
28
(5) Align the installation holes on the panel with the bolt
holes on the unit.
(6) Insert the supplied washer head bolts into the 4 panel
installation holes, and tighten until the panel is
securely fastened against the unit. (Fig. 3-77)
(7) Verify that the panel is securely fastened against the
unit.
At this time, make sure that there is no gap between
●
the indoor unit and the ceiling panel, or between the
ceiling panel and the ceiling surface. (Fig. 3-78)
If there is a gap between the ceiling panel and the
●
ceiling, leave the panel attached and adjust the
installation height of the indoor unit upwards until the
gap with the ceiling is eliminated. (Fig. 3-79)
If the adjustment is small enough that it will not affect
●
the levelness of the indoor unit or the drain piping, then
the unit height can be adjusted from the side panel
installation holes, with the ceiling panel still attached.
Indoor unit
Ceiling panel
Washer-head screw
Fig. 3-77
Insert a wrench or other
standard tool into the side
panel installation holes
and make fine adjustments
to the indoor unit nuts.
Fig. 3-79
Ceiling panel
Ceiling surface
Indoor unit
Must be no gap.
Fig. 3-78
Air leakage
Ceiling panel
air leakage
Stains
Condensation and water leakage
Adjust so that there is no gap.
If the screws are not fully tightened,
●
problems such as those shown below
may occur. Be sure to tighten the
screws securely.
If there is a gap between the ceiling
●
surface and the ceiling panel even when
the screws are fully tightened, readjust
the height of the indoor unit. (Fig. 3-79)
VRF_Indoor_US.indb 28VRF_Indoor_US.indb 28 2011/09/30 12:23:072011/09/30 12:23:07
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