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Installation and operation manual
16
125A7V1B
VRV IV System indoor unit
4P325971-1B – 2012.07
Fixation of the user interface to the wall in case of installation as
room thermostat
1
Cut off a 2 wire conductor.
2
Fix the wallplate of the user interface to the wall.
3
Connect the wires tot the user interface as shown below.
From the bottom
4
Reinstall the faceplate onto the wallplate.
First begin fitting from the clips at the bottom.
How to connect for multi unit
7.4.
Finishing the indoor unit installation
7.4.1.
To fix the user interface cover to the indoor unit
1
Make sure that the front panel is removed from the indoor unit.
See To open the indoor unit.
2
Plug the hinges into the backside of the front panel.
3
Plug the user interface cover into the hinges.
4
Mount the front panel to the indoor unit.
7.4.2.
To close the indoor unit
1
Close the switch box cover.
2
Install the front panel as shown below.
NOTICE
Be careful NOT to distort the shape of the backside of the
user interface by overtightening the mounting screws..
INFORMATION
If next to the standard remote controller the optional
remote controller is installed as well:
Connect the electrical wires of both remote controllers
in the same way like described above.
Select a master and a slave remote controller by
switching the SS1 selector switch.
Only the remote controller set as master can work as room
thermostat.
INFORMATION
For multiple unit control, connect the remote controller to
the unit as instructed above. For all other units to be
controlled by this controller every next unit has to be
connected as shown in the figure below (meaning: make a
connection from P1 of the previous unit to P1 of the next
unit, and make a connection from P2 of the previous unit to
P2 of the next unit, and so on...).
Limitation: 16 indoor units
a
b
P
1
P
2
c
a
Rear part of the user interface
b
Front part of the user interface
c
Use rippers to notch the part for
the wiring to pass through
1
S
S
M
PCB
SS1
S
Slave
M
Master
P1
P1
P1
P2
P1
P2
P2
P2
remote controller
NOTICE
When closing the indoor unit cover, make sure that the
tightening torque does NOT exceed 4.1 Nm.
NOTICE
Be careful NOT to pinch the wiring when attaching the
frontplate to the unit.
2x
1
2
Содержание HXY080A7V1B
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