Burner Fault - Viessmann Vitodens 100-W Operating Instructions Manual

Checks
Checking fault messages

Burner fault

The display shows and flashes
A fault has caused the burner to lock out. You can
reset it.
Note
The burner fault display can be closed for the time
being by pressing for 4 s. You can open the fault
later by pressing
Tap the following buttons:
1. / to see the fault number.
30
(cont.)
.
simultaneously.
2. Make a note of the fault number.
This enables the contractor to be better prepared
and may save you unnecessary travelling costs.
3. Press and for approx. 4 s.
A rotating bar will appear on the display. This indi-
cates that the resetting process has been started.
If the fault no longer exists, the home screen will
appear.
Notify your heating contractor if the fault
recurs.