16
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Unit installation
16.2 Mounting the indoor unit
16.2.1 Guidelines when installing the indoor unit
Installer and user reference guide
52
INFORMATION
Optional equipment. When installing optional equipment, also read the installation
manual of the optional equipment. Depending on the field conditions, it might be
easier to install the optional equipment first.
▪
Ceiling strength. Check whether the ceiling is strong enough to support the
weight of the unit. If there is a risk, reinforce the ceiling before installing the unit.
-
For existing ceilings, use anchors.
-
For new ceilings, use sunken inserts, sunken anchors or other field supplied
parts.
a Anchor
b Ceiling slab
c Long nut or turnbuckle
d Suspension bolt
e Indoor unit
▪
Suspension bolts and unit. Use M10 suspension bolts for installation. Attach the
hanger bracket to the suspension bolt. Fix it securely using a nut and washer on
the top and bottom of the hanger bracket. Attached clamp washer for hanger
bracket (accessory) can be used to prevent the washer for hanger bracket
(accessory) from falling during installation. Remove the clamp washer for hanger
bracket after the unit is mounted.
a Clamp washer for hanger bracket (accessory)
b Washer for hanger bracket (accessory)
Top view
a1 Top nut (field supply)
a2 Bottom double nut (field supply)
b Washer for hanger bracket (accessory)
c Hanger bracket (attached to the unit)
d Decoration panel dimensions
b
a
c
d
e
b
a
4×
a1
b
c
b
a2
f: A
g: B
e: C
d: D
(mm)
FXKA-A
VRV system air conditioner
4P747548-2 – 2023.11