English
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(4) Install the hanging bolts.
•
Use M8 or M10 bolts for hanging the indoor unit.
•
Adjust the length of the hanging bolt from the ceiling in advance.
(Refer to Fig. 9)
•
Use hole-in-anchors for the existing bolts and embedded inserts or foundation bolts for new bolts, and
fix the unit firmly to the building so that it may withstand the mass of the unit.
In addition, adjust the distance from the ceiling in advance.
CAUTION
If the hanging bolt is too long, it may damage or break the indoor unit or options.
NOTE
•
Parts shown
Fig. 9
will be all field supply.
5. INSTALLATION OF THE INDOOR UNIT
〈〈
It is easy to attach the optional parts before installing the indoor unit. Refer to also the installation
manual attached to the optional parts.
〉〉
For installation, use the attached installation parts and specified parts.
(1) Fix the hanger to the hanging bolt. (Refer to Fig. 10)
CAUTION
For safety, make sure to use a washer for hanger (3) (accessory) and fix by double nuts firmly.
(2) Lift up the indoor unit, slide from the front and put the hanger installing bolt (M8) into the securely
for temporary hanging. (Refer to Fig. 11)
(3) Tighten the hanger fixing screws (M5) at 2 places, which were removed, as they were before.
(Refer to Fig. 11)
It is necessary to prevent misalignment of the indoor unit.
(4) Tighten the hanger installing bolts (M8) at 4 places securely. (Refer to Fig. 11)
Fig. 9
Ceiling slab
Foundation bolt
Hanging bolt
Ceiling surface
25-55 mm
Hanger
fixing screw
(M5)
Attachment
part
Hanger
Reinforcing plate
When carrying the indoor unit,
do not hold the reinforcing plates.
Hanger installing
bolt (M8)
Fig. 10
Fig. 11
Hanger
Nut (field supply)
Hanging bolt
Washer for hanger (3)
(accessory)
Double nuts
01_EN_3P249378-8N.fm Page 8 Saturday, September 29, 2012 3:02 PM
