Adjustment Of The Adjustable High Limit - Viessmann VITOTRONIC 300 GW2 Installation And Service Instructions Manual

Installation

Adjustment of the adjustable high limit

A
2.
24
(if required)
The adjustable high limit is supplied with a factory setting of 95°C.
3.
1.
Adjustment to 100°C / 212°F
1. Using a suitable screwdriver,
lever out and remove the
selector knob "R" behind the
hinged cover.
2. Using a pair of pointed pliers,
break off the cams identified by
the shaded areas in the Fig.
from the stop dial.
75 to 100°C
A
167 to 212°F
3. Fit the selector knob "R" so
that the marking is in the centre
of the selected range.
Please note:
Note the setting of coding address
"06"!
WARNING
If the system is operated in
conjunction with a domestic hot
water tank, ensure that the
maximum permissible domestic
hot water temperature is not
exceeded. If necessary, install a
suitable safety device for this
purpose.