14 Piping installation
Installation and operation manual
28
BS4~12A14AJV1B
VRV 5 branch selector unit
4P670163-1 – 2022.02
PH2
SW8
1
2×
≤
3.2 N•m
2
2
17
Attach the damper wires.
▪ Attach the damper wire on the refrigerant piping, in the
indicated places. Make sure the wire is tight, but do not pull
on it excessively.
▪ Leave 20 cm of wire between the fixation on the pipe and
the entry into the switch box in order to be able to put back
the switch box.
▪ Bundle the damper wire if needed.
a
b
c
d
BS4A
a
b
b
c
d
BS6~12A
a
Damper wire
b
Tie wrap to fix damper wire to piping (field supply)
c
Tie wrap to bundle the damper wire (field supply)
d
Leftmost wire fixing plate
To re-install the switch box
18
Lift the switch box, slide it backwards and lower it a short
distance.
19
Install and tighten the 4 screws. It is not required to tighten the
M8 bolts again.
4×
SW8
≤
3.2 N•m
20
14
Piping installation
CAUTION
See
"2 Specific installer safety instructions"
6] to make
sure this installation complies with all safety regulations.
14.1
Installation limitations
The illustration and table below show the installation limitations.
