Sanyo XMHX1852, XMHX1252, CHDZR09053, CHDZR14053, 85464369098000 installation instructions Air leakage

(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

Athe 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.

Must be no gap.

Indoor unit

Ceiling panel

Washer-head screw

Fig. 3-77

Indoor unit

Ceiling surface Ceiling panel

Fig. 3-78

Insert a wrench or other standard tool into the side panel installation holes and make fine adjustments to the indoor unit nuts.

CAUTION

Fig. 3-79

•If the screws are not fully tightened, problems such as those shown below may occur. Be sure to tighten the screws securely.

Air leakage

Ceiling panel air leakage

Stains

Condensation and water leakage

•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)

Adjust so that there is no gap.

46

W-3WAY_ECO-i_US.indd 46 2008/02/07 10:55:58