Symbols In The Display; Heating Circuit Selection - Before Any Adjustment And Scanning; Possible Standard Displays - Viessmann VITOLIGNO 300-P Operating Instructions Manual

Where to find the controls
Summary of controls and indicators

Symbols in the display

These symbols are not permanently displayed, but appear subject to the system
version and the operating state.
Risk of frost
e
Emissions test function activated
S
Radio clock reception (only with
Q
radio clock module, accessory)
Heating circuit selection – before any adjustment and scanning
Your building may be heated by several
independent heating circuits (e.g.
underfloor heating circuits or radiator
circuits).

Possible standard displays

Subject to the operational status of the boiler the following standard displays can
appear in the display:
Control mode
Boiler 68°C
Central heating On
DHW Off
Heat up
Boiler 25°C
Central heating On
DHW Off
10
(cont.)
Please wait
Ñ
HK1 Heating circ. 1
HC2 Heating circ. 2
You need to select these before any
adjustment or scanning. The heating
circuits can be individually designated
(see chapter "Heating circuit
designation").
Burnout phase
Boiler 52°C
Idle state
Boiler 50°C
Central heating On
DHW Off