Viessmann VITOTRONIC 100 Installation And Service Instructions Manual page 63

Changing the high limit safety cut−out setting
Change to 110 or 100 ºC make EGO
2.
A Slotted screw
1. Release the safety assembly and
pivot it up.
2. Turn the slotted screw until the
slot points to 110 or 100 ºC (once
adjusted, the high limit safety
cut−out cannot be reset).
Installation
(cont.)
A
1.
63