Viessmann VITODENS 333 Service Instructions Manual page 28

Initial start-up, inspection, maintenance
Further details regarding the individual steps
Required coding
Operation with natural gas (as delivered condition)
or
Operation with LPG
System design 2
With one heating circuit with mixer M2 and low loss header
!
Outside temperature sensor
?
Flow temperature sensor
sÖ
Heating circuit pump
lH
Mains supply (extension kit)
aVG KM BUS
Required coding
One heating circuit with mixer and DHW cylinder
Operation with natural gas (as delivered condition)
or
28
(cont.)
Address
A
Low loss header
B
Extension kit for one heating cir-
cuit with mixer
C
Maximum temperature controller
(underfloor heating)
1E:0
1E:1
Address
00:4
1E:0