7Installation Manual for VR 32 GB
4 Installation
4.1 Mounting the bus coupler
• Open the switch box of the boiler as descri-
bed in its installation manual.
22
1
3
Fig. 4.1 Connect the bus line to the terminal in the
boiler
• Connect the bus line (1) to the enclosed ter-
minal (2).
• Plug the connection terminal (2) of the bus
line into the slot (3) on the bus coupler
board.
• Set the bus address as described in 5.2.
4
5
Fig. 4.2 Installing the bus coupler board
• Connect the bus coupler to the boiler with
the cable supplied (4). The socket on the
boiler is marked X30.
• Install the bus coupler board (5) in the
switch box.
Installation 4
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