Viessmann VITOLADENS 300-W Installation And Service Instructions Manual page 45

Further details regarding the individual steps
Function/system components
System only with one heating circuit with mixer with
extension kit for mixer (without unregulated heating
circuit)
■ With DHW cylinder
■ Without DHW cylinder
DHW circulation pump connection at extension AM1,
terminal A2
System version 3
One heating circuit without mixer A1 and one heating circuit with mixer M2 with
system separation (with/without DHW heating)
1
3
4
ID: 4605147_1001_01
1 Vitoladens 300-W
2 Outside temperature sensor
3 DHW cylinder
4 Cylinder temperature sensor
5 Heating circuit without mixer A1
(heating circuit 1)
6 Heating circuit with mixer M2
(heating circuit 2)
Commissioning, inspection, maintenance
5
7
2
8
9
qP
qQ
7 Temperature limiter to restrict the
8 Flow temperature sensor M2
9 Heating circuit pump M2
qP Extension kit for one heating circuit
qQ Heat exchanger for system separa-
(cont.)
Adjust
00:4
00:3
—
6
M
maximum temperature of underfloor
heating systems
with mixer M2
tion
Code
Group
"General"
"General"
—
45