Viessmann VITODENS 343-F WS4A Installation And Service Instructions Manual page 53

Further details regarding the individual steps
M Vitodens
N Vitotrol 200 or 300
Required coding
Operation with natural gas (delivered condition)
or
Operation with LPG
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
? Flow temperature sensor
sÖ Heating circuit pump
aVG KM BUS
Commissioning, inspection, maintenance
(cont.)
aBH Power supply (extension kit)
A Solar collectors
B Collector temperature sensor
C DHW circulation pump
Address
82:0
82:1
53