Resetting The System Data; Scanning The Fault Display - Viessmann VITOLIGNO 300-P Operating Instructions Manual

Scanning temperatures
i Solar
Solar DHW temperature
Collector temperature
Continue
■ "Solar DHW temperature"
■ "Collector temperature"
■ "Solar energy"
*1 – given in kWh

Resetting the system data

Press the following keys:
1. d During information display,
i.e. "Burner operation".

Scanning the fault display

If your heating system has developed a fault, it will be displayed and indicated by the
flashing red fault indicator (see page 7). You can check the fault message at the
display and then notify your heating contractor accordingly. This allows the heating
contractor to better prepare for the service call and may save additional costs.
Fault
Select with OK
*1 Resetting to "0" see page 47.
(cont.)
■ "Solar circuit pump "
■ "Solar circuit pump" "ON"/"OFF"
■ "Suppression of reheating" "ON"/"OFF"
2. |/~ for "Delete hours run?
Yes".
3. d to confirm.
Scanning options
*1
– hours run
47