Viessmann Vitotwin 300-W - Page 118

118
Function Code Operat-
ing lev-
el
From/
switch-
ing state
To/switching
state
Unit
"State heating circuit
pump Q2"
8730 "F2" "Off" "On"
"State heat circ mix valve
1 open"
8731 "F2" "Off" "On"
"State heat circ mix valve
1 close"
8732 "F2" "Off" "On"
"Room temperature heat-
ing circuit 1" (actual value/
set value)
8740 "F2" 0.0 50.0 °C
"Flow temp heating cir-
cuit 1" (actual value/set
value)
8743 "F2" 0.0 140.0 °C
"Room thermostat heat-
ing circuit 1"
8749 "F2" "No de-
mand"
"Demand"
"State heating circuit
pump Q6"
8760 "F2" "Off" "On"
"Room temperature heat-
ing circuit 2" (actual value/
set value)
8770 "F2" 0.0 50.0 °C
"Flow temp heating cir-
cuit 2" (actual value/set
value)
8773 "F2" 0.0 140.0 °C
"Room thermostat heat-
ing circuit 2"
8779 "F2" "No de-
mand"
"Demand"
"State heating circuit
pump 3"
8790 "F2" "Off" "On"
"State HC mixing valve 3
open"
8791 "F2" "Off" "On"
"State HC mixing valve 3
closed"
8792 "F2" "Off" "On"
"Room temperature heat-
ing circuit 3" (actual value/
set value)
8800 "F2" 0.0 50.0 °C
"Flow temperature set
value resulting HC 3"
8803 "F2" 0.0 140.0 °C
"Flow temperature actual
value heating circuit 3"
8804 "F2" 0.0 140.0 °C
"Room thermostat heat-
ing circuit 3"
8809 "F2" "No de-
mand"
"Demand"
Service scans
Diagnostics
(cont.)
5618 294 GB