Vaillant vrnetDIALOG 820 Instrucciones De Instalación página 131

Fig. 4.4 Fastening the board with clip 2
Fig. 4.5 Fastening the board with clip 3
Installation Manual for vrnetDIALOG
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Fig. 4.6 Connection for vrnetDIALOG 820
• Push the board (1) with the clip into the
recess (2) in the switch box.
• Push the bus line (3) with the edge connec-
tor (4) against the vrnetDIALOG circuit
board.
• Plug the other terminal of the bus line into
the slot (5) on the circuit board of the heat-
ing appliance.
• Install the circuit board in the switch box as
shown in fig. 4.3 to 4.5.
Installation 4
1
3
4
2
5
GB 9