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12 Unit installation
Installation and operation manual
17
FXUA50~100AVEB
VRV system air conditioner
3P668115-2C – 2022.01
a
a
Transportation tape
3
Hold the suction grille open in a 45° angle and unhook it from 3
hooks. Remove the corner covers.
45°
3
a
a
Corner cover
To mount the indoor unit
1
For 2-way or 3-way air discharge, refer to
outlet for 2-way or 3-way air discharge"
2
Handle the unit only by the hanger brackets.
a
a
a
a
a
Hanger bracket
3
Temporarily hang the unit on the 2 suspension bolts on the air
outlet
4
side.
4
Insert the remaining 2 suspension bolts into the hanger bracket
and fix it securely with the bottom washer and nut.
1
3
a
2
4
a
Piping part
5
Make sure that the unit is level at the air outlet sides
1
and
2
using a level. For 2-way air discharge, install the unit with a 1°
downward inclination to the drain piping.
a
1
2
3
4
b
a
Piping part
b
Level
NOTICE
Do NOT install the unit tilted.
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.
To block the air outlet for 2-way or 3-way air
discharge
▪ Use the blocking pad (accessory) for 3-way air discharge.
INFORMATION
For 2-way air discharge, the optional blocking pad kit is
required.
▪ Blocking pads (accessory) can be used for any air discharge
pattern. See
" 12‒1 Discharge pattern (top view)"
15].
Remove the horizontal blade from the air outlet to be blocked.
2
1
a
b
b
1
2
c
d
a
c
d
a
Horizontal blade
b
Stepper motor
c
Claw
d
Bearing
1
Carefully lift the horizontal blade with both hands and remove it
from the bearing on the side without the stepper motor.
2
Turn the horizontal blade backward; remove it from the claw of
the bearing on the side with the stepper motor. Lift the
horizontal blade and remove it.
When the horizontal blade is difficult to remove, slowly push it down
to make removal easier.