Viessmann VITOLIGNO 300-H Operating Instructions For The System User page 21

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

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Menu structure of the control unit

Press any key. This takes you to the

standard menu (see page 16).

"Help" menu

You can view an abridged guide giving

an explanation of the controls and infor-

mation about heating circuit selection.

Call up the short guide as follows:

■ From anywhere in the menu:

Call up the "Help" menu point by

pressing "?".

Control unit operation

(cont.)

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