Display Indication; Changing Room Temperature - Viessmann VITODENS 100 Operating Instructions Manual

Summary of controls and indicators

Display indication

A Display value or fault code
B Heating mode
C DHW heating
D Burner in operation
E Current burner output
F Boiler primary water temperature
in °C (combined with display
value)

Changing room temperature

In addition to the boiler control unit, a separate room temperature controller
must be installed in one of the living rooms to comply with part L of the building
regs if the heating system is to be regulated in accordance with the required
room temperature.
Make adjustments using the appropri-
ate operating instructions.
Please also note:
It ist not recommended that thermo-
static radiator valves are intalled in
the same room as the controller.
Where to find the controls
(cont.)
G Fault
H System pressure (combined with
display value)
K Emissions test switch (only for
qualified personnel)
If thermostatic radiator valves are
installed in the room where the con-
troller ist fitted they mus be fully open.
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