Viessmann GC1 - Page 4

Ready for operation
4
Overview of controls and indicators Vitotronic 100, GC1
Manual override
Changing the boiler water temperature(without
function in multi-boiler system)
Changing the domestic hot water
temperature
(without function in multi-boiler system)
Value selector buttons
Information
Confirmation button
Factory settings (see below)
Display window
Heating program selector buttons
w without function in multi-boiler system
Adjustable high limit
Manual reset fixed high limit
Power on/off switch
Fuse F1, F2
TÜV (for service purposes only)
Operating status indicator (green)
Fault indicator (red)
Factory settings
Press this button to reset all altered
values to their factory settings. Please
note that all altered values are reset
to the factory settings.
Flashing data
Data flashing in the display window
means that new settings can be
entered.
Other display symbols
(These are not displayed continuously,
but appear according to system type
and operating status)
8 Digital display of the
corresponding value
°C Unit of measurement for
temperature values
h Unit of measurement for
display of burner hours run
U Fault message
r Central heating ON
rp Displayed when output sÖ is
activated
A Burner ON
w Domestic hot water heating
released
wp DHW pump (circulation pump
for heating the DHW tank) ON
| Scan hours run
1st stage burner
|| Scan hours run
2nd stage burner
||| Scan number of burner starts
5581 751 v1.1
TÜV