Select The Heating Circuit - Before Every Setting And Scanning Operation - Viessmann Vitotronic 100 HC1 User's Manual And Operating Instructions

Inform Yourself
Overview of Controls and Indicators
Boiler sequence
1-23-4

Select the Heating Circuit - Before Every Setting and Scanning Operation

Your building may be heated by several independent heating circuits (eg. underfloor heating circuits or radiator circuits).
These are selected at the control unit using keys
labelled by your heating contractor.
Heating system with a single heating circuit:
One of the keys or
immediately.
Heating system with two or three heating circuit:
Choose the required heating circuit before every adjustment and scan.
The heating circuits are individually labelled by your heating contractor.
Vitocontrol-S WB2B
14
Adjustment of the display window
contrast
Open the hinged cover on the
programming unit, and press
the same time, adjust the contrast with
the or
factory default settings
Press this button to reset all altered
values to their factory default settings.
Please note that all altered values are
reset to the factory default settings.
Flashing data
Data flashing in the display window
means that new settings can be
entered.
Basic display
The basic display of the Vitotronic
300-K, MW2S shows the boiler
sequence. The display reverts to
showing the boiler sequence after each
setting is made on the control unit.
,
and one of the keys rw, w or 9 are illuminated, and you can start the adjustment
Press ,
The following keys will be illuminated:
Key ,
Key rw, w or 9
Key g or û (if enabled)
Note:
If you make no adjustments, the key
illumination will extinguish after a short
time.
(continued)
and, at
button.
or . The fields adjacent to these keys have been individually
3
or .
3
or
3
Other display symbols
(These are not displayed
continuously, but appear according
to system type and operating status)
e Risk of frost
s Central heating with normal
room temperature
m Central heating with reduced
room temperature
ep
sp
mp Heating circuit pump ON
V Mixing valve open
v Mixing valve closed
w DHW heating enabled
wp DHW pump ON, DHW heating
enabled
+p DHW heating via solar heating
system
A Burner ON
u Time adjustment display
S Emissions test ON
U Fault indicator