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15 Finishing the indoor unit installation
Installation and operation manual
22
FXUA50~100AVEB
VRV system air conditioner
3P668115-2C – 2022.01
N
L
60~80
10~20
10~40
30~35
7
b
c
a
a
Connection of user interface cable and transmission
cable
b
Tie wrap (accessory)
c
Connection of power supply cable
6
Attach non-woven fabric (accessory) to avoid cables sticking
out.
7
Divide the small sealing pad (accessory) and wrap each wiring.
8
Seal the space around the wiring with putty and insulating
material (field supply).
b
e
h
g
f
a a b
c c
f
e
f
d
a
Sticking reference for non-woven fabric
b
Non-woven fabric (accessory)
c
Small sealing pad (accessory)
d
User interface cable and transmission cable
e
Power supply cable
f
Tie wrap (accessory)
g
Terminal block for user interface and transmission wiring
h
Terminal block for power supply wiring
9
Reattach the service cover. Slide the service cover back and fix
with 2 screws.
Complete system example
1 user interface controls 1 indoor unit.
L
N
L
N
L
N
P
1
P
2
P
1
P
2
P
1
P
2
P
1
P
2
P
1
P
2
F
1
F
2
T
1
T
2
P
1
P
2
F
1
F
2
T
1
T
2
P
1
P
2
F
1
F
2
T
1
T
2
P
1
P
2
F
1
F
2
T
1
T
2
N L
d
c
b
L
N
N L
N L
N L
TO OUT/D
TO IN/D
a
a
Outdoor unit
b
Indoor unit
c
User interface
d
Most downstream indoor unit
NOTICE
Group control connection is NOT allowed.
CAUTION
▪ Each indoor unit has to be connected to a separate
user interface. Only a safety system compatible remote
controller can be used as the user interface. See
technical data sheet for remote controller compatibility
(e.g. BRC1H52/82*).
▪ The user interface has to be put in the same room as
the indoor unit. For details, please refer to the
installation and operation manual of the user interface.
CAUTION
In case shielded wire is used, connect the shielding to the
outdoor unit side only.
15
Finishing the indoor unit
installation
15.1
To mount the corner cover
For rear and right piping outlet, cut the piping opening before
mounting the corner covers. Cut the opening carefully so the parts of
the corner cover do not fall off when installed on the unit.
A
B
a
b
c
A
For rear piping outlet
B
For right piping outlet
a
Piping opening
b
Make sure this part does not fall off after cutting
c
Corner cover
1
Attach the corner cover to the indoor unit.
2
Fix the corner cover with the 4 attached screws (accessory)
while pressing the corner cover to make sure there is no gap
between the corner cover and the indoor unit.
a
b
b
a
a
a
b
c
c
c
c
c
c
b
b
Содержание FXHA-A
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