Viessmann Vitodens 200 Service Instructions Manual page 26

Commissioning, inspection, maintenance
Further details regarding the individual steps
System version 3
One heating circuit without mixer A1 and one heating circuit with mixer M2
with system separation (with/without DHW heating)
! Outside temperature sensor
? M2 Flow temperature sensor
% Cylinder temperature sensor
sÖ M2 Heating circuit pump
A Temperature limiter for limiting
the max. temperature of
underfloor heating systems
Required coding
Operation with LPG
System version 4
One heating circuit with mixer M2 (with extension kit), one heating circuit
with mixer (with Vitotronic 050) and low loss header (with/without DHW
heating)
26
(cont.)
B Extension kit for one heating
circuit with mixer M2
C Heat exchanger for system
separation
Address
1E:1