Adjusting The Boiler Water Temperature - Viessmann VITODENS 200 WB2A Installation & Servicing Instructions Manual

5 Commissioning and Testing
5.7 Domestic Hot Water Flow Rate and Temperature (Combi Boiler Only)
A flow regulator is fitted to ensure that no adjustment of maximum flow is necessary.
The domestic hot water outlet temperature is regulated between the temperatures 32° and
57°C.This temperature can be changed on the controller by the following:
Change the temperature of the DHW to the desired level by pressing the control button
and the currently set value will be displayed.
By pressing control buttons
required setting has been indicated enter this value by pressing
being made the selected temperature and the tap symbol will flash in the display window.

5.8 Adjusting the boiler water temperature

The boiler water temperature must be set at an adequate level to satisfy the requirements of the
heating system. The level is factory set at 74°C but may be adjusted as follows:
Press and the currently set temperature will flash. Use
temperature to that required. Press
5.9 Final Checks
Fit the boiler casing as described below.
a)
Hinge back the boiler controls assembly and secure with the clips.
b)
Lift the outer casing onto the appliance and locate it on the top two brackets
(Figure 5/F).
d)
Set all heating and hot water controls to the required settings
e)
Fill in the relevant details for the installation in the benchmark logbook supplied
in the instructions pack and affix the self adhesive bar code strip from the
outside of the boiler packaging to this logbook.
_
+
or this setting can be increased or decreased. When the
to confirm and save the new setting.
OK
42
50
. Whilst this adjustment is
OK
_
+
to adjust the set
60
°C -
°C -