Viessmann VITODENS 333-F WS3A Service Instructions Manual page 32

Commissioning, inspection, maintenance
Further details regarding the individual steps
System version 5
One heating circuit with mixer M2 (with extension kit), one heating circuit
with mixer (with the Vitotronic 200-H) and low loss header
! Outside temperature sensor
? M1 Flow temperature sensor
Heating circuit with mixer M1
? M2 Flow temperature sensor
Heating circuit with mixer M2
sÖ M1 Heating circuit pump
Heating circuit with mixer M1
Required coding
Operation with LPG
System with only one heating circuit with mixer and DHW heating
32
(cont.)
sÖ M2 Heating circuit pump
Heating circuit with mixer M2
A Vitotronic 200-H
B Extension kit for a heating cir-
cuit with mixer M2
C High limit thermostat (under-
floor heating)
D Low loss header
1E:1
00:4