Vaillant vrnetDIALOG 820 Instrucciones De Instalación página 129

3.1 Safety instructions and regulations
Danger
Live connections can cause electro-
cution. Before working on the appli-
ance, turn off the power supply and
secure against restart.
3.2 Regulations
Follow the regulations issued by the electrici-
ty suppliers in your country.
4 Installation
• Press down the catch on the bottom of the
box, using a screwdriver if necessary.
• Pull the lid forward.
Installation Manual for vrnetDIALOG
All manuals and user guides at all-guides.com
Safety instructions and regulations 3
Fig. 4.1 Opening the housing
Note
Do not extend the connection lead for
the heating appliance.
Installation 4
GB 7