Vaillant VRT 340f - 11.1 Installer level

31GBInstallation instructions VRT 340f
Use the button to switch from
automatic to manual operation in the
event of a fault. The hot water system is
released and the feed temperature set
value for the heating is 50 °C. Manual
operation mode is retained until the next
time the radio signal is received.
11.1 Installer level
Press the P button to access the installer
level.
• Press the P button for approx. 10
seconds.
The spanner symbol and the first
parameter appear in the display.
• Press the dial. You can select all the
system parameters in turn.
Turn the dial to set the values you want.
When you press the P button the display
returns to basic mode.
Start-up 11