Viessmann VITOLIGNO 300-H Operating Instructions For The System User page 19

Heating system with ecotronic weather-compensated, digital boiler and heating circuit control unit

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Menu structure of the control unit

Extended menu

Boiler

Charging

Buffer

Heating

Select with

In the extended settings menu, you can

call up and adjust the settings of the con-

trol unit's range of less frequently

used functions, e.g. holiday program

and time programs.

Screensaver

■ The screensaver will become active if

you have not adjusted any settings on

the programming unit for a few

minutes.

■ Depending on the operating phase,

the screensaver will inform you about

the current values of the boiler or heat-

ing water buffer cylinder.

(cont.)

(

Call up the extended menu as follows:

■ If the screensaver is active:

Press any key followed by

■ From anywhere in the menu:

Press

Control unit operation

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