Safety Instructions And Regulations - Vaillant vrnetDIALOG 820f Manual De Instrucciones

2 Description of the appliance

3 Safety instructions and regulations

2.5 Connections and function elements
A
3
B
4
Fig. 2.1 Connections
6
Key:
A Receiver (at the boiler)
B Transmitter (at the telephone socket)
1 Status indicator (LED, on the underside)
(red/green)
2 eBUS diagnostic plug
5
3 Bus connection X80
4 Telephone network connection
2
5 Wireless module
1
6 Battery holder
5
3 Safety instructions and
regulations
The communication unit may only be installed
6
by an approved heating engineering company,
which is responsible for observing the follow-
ing standards and regulations. We accept no
liability for any damage caused by failure to
observe these instructions.
Installation Manual for vrnetDIALOG 820f