Viessmann Vitotronic 100 Installation And Service Instructions Manual page 13

Adjusting the high limit safety cut-out (if...
B
120
°C
Fig. 6
Slotted screw for EGO products
A
Slotted screw for JUMO products
B
Adjusting the temperature controller (if required)
The temperature controller is set to 75 °C in the deliv-
ered condition. It can be adjusted to 87/95 °C.
Note
If the high limit safety cut-out is adjusted to 100 °C, do
not set the temperature controller to above 75 °C.
!
Please note
Excessive DHW temperatures can damage the
DHW cylinder.
If the system is operated with a DHW cylinder,
the maximum permissible DHW temperature
must not be exceeded. If necessary, install suit-
able safety equipment.
(cont.)
A
1.
1. Remove rotary selector " ".
2. Using a pair of pointed pliers, break off the tabs
3. Fit rotary selector " " so that the mark sits
between "75" and "90" or "95" from the stop dial,
as shown in the diagram.
between "75" and "90" or "95". Turn rotary selector
" " clockwise as far as it will go.
Installation sequence
13