Viessmann VITOTRONIC300 Installation And Service Instructions Manual page 61

Vitotronic 300, GW2B Installation and Service
Adjusting Heating Curves
Standard set room temperature
Changing the standard room temperature from
68°F to 79°F (20 to 26°C)
Legend
A Boiler water temperature or supply temperature in °F/°C
B Outside temperature in °F/°C
C Set room temperature in °F/°C
D Heating circuit pump OFF
E Heating circuit pump ON
Changing the standard set room temperature
Refer to the Operating Instructions.
(continued)
Selecting the set room temperature
Individually adjustable for each heating circuit.
The heating curve is offset along the axis of the set room
temperature. When the heating circuit pump logic function
has been enabled, it modifies the starting and stopping
characteristics of the heating circuit pump.
Reduced set room temperature
Changing the reduced room temperature from
37 to 57°F (3 to 14°C)
Legend
A Boiler water temperature or supply temperature in °F/°C
B Outside temperature in °F/°C
C Set room temperature in °F/°C
D Heating circuit pump OFF
E Heating circuit pump ON
Changing the reduced set room temperature
Refer to the Operating Instructions.
Commissioning
61