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≥30
Minimum and maximum distance to the floor:
▪ Minimum: 2.5 m to avoid accidental touching.
▪ Maximum: Depends on the capacity class. See
setting" [ 4 20].
a
b
c
d
a
Discharge
b
Suction
c
Obstacle
d
Floor
INFORMATION
Some options may require additional service space. Sees
the installation manual of the used option before
installation.
12.2
Mounting the indoor unit
12.2.1
Guidelines when installing the indoor unit
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
b
c
d
e
a
Ceiling slab
b
Anchor
c
Long nut with turnbuckle
d
Suspended ceiling
e
Suspension bolt
▪ Suspension bolts and unit. Use M8~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.
FXHQ-A
VRV system air conditioner
3P668115-3E – 2022.11
≥30
(mm)
"17.1 Field
(mm)
(mm)
Front view
G
a
(mm)
Top (ceiling) view
A
B
E
e
(mm)
A
B
FXHQ32 960
920
378
FXHQ63 1270 1230 533
FXHQ100 1590 1550 693
A
Unit dimension
B
Suspension bolt pitch
a
Rear left drain piping outlet hole
b
Rear wiring outlet location
c
Wall hole for rear piping outlet (⌀100 mm)
d
Top panel wiring outlet position
e
Discharge
f1
Nut (field supply)
f2
Double nut (field supply)
h
Hanger bracket
g
Washer for hanger bracket (accessory)
i
Suspension bolt
j
Top panel drain piping connection position
k
Top panel gas side piping connection position
l
Top panel liquid side piping connection positions
▪ Level. Use the level to make sure the unit is installed horizontally.
If possible, install the unit so the drain piping side is slightly tilted
(maximum 1°)
≤
1°
A/B
A
Drain piping tilted to the right, or to the right and back
B
Drain piping tilted to the left, or to the left and back
NOTICE
Do NOT install the unit tilted in other ways than specified.
Possible consequence: If the unit is tilted against the
direction of the condensate flow (the drain piping side is
raised), the float switch might malfunction and cause water
to drip.
12 Unit installation
H
J
b
c
C
j
D
k
l
4×
d
F
f1
g
h
C
D
E
F
G
H
324 270 375 398 377 260
479 425 530 553 532 415
639 585 690 713 692 575
A
A
≤
1°
B
B
≤
1°
Installation and operation manual
g
f2
i
J
13
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