Viessmann Vitotwin 300-W Installation And Service Instructions For Contractors page 106

Codes
Changing codes
Function
"With Economy mode"
"Switching diff off"
"Locking time"
"Source type"
"Buffer storage tank"
Function
"Full charging"
"DHW storage tank"
Function
"DHW forward shift
charging"
"Flow setpoint boost"
"Switching diff"
"Pump speed min"
"Pump speed max"
106
(cont.)
Code Operat-
ing level
3702 "F2"
3722 "F2"
3723 "F2"
3750 "F2"
Code Operat-
ing level
4810 "F2"
Code Operat-
ing level
5011 "F2"
5020 "F2"
5024 "F2"
5101 "F2"
5102 "F2"
Setting options
■ "Off"
■ "On DHW"
■ "On"
0 to 20 °C
0 to 120 min
■ "Other"
■ "Solid fuel
boiler"
■ "Heat pump"
■ "Oil/gas boil-
er"
Setting options
■ "Off"
■ "Heating
mode"
■ "Always"
Setting options
00:30 to 04:00 h
0 to 30 °C
0 to 20 °C
0 to 100 %
0 to 100 %
Delivered
condition
"Off"
5
- - -
"Other"
Delivered
condition
"Off"
Delivered
condition
01:00
15
2
15
100