The areas are scanned in the following sequence with a/b:
Function area Coding addresses
System design 00
Boiler/burner 06 to 54
DHW 56 to 73
General 76 to 9F
Heating circuit A1 (heating circuit without
mixer)
A0 to Fb
Heating circuit with mixer M2 A0 to Fb
Note
Heating systems with one heating circuit without mixer and one heating circuit
with mixer:
Initially, the possible coding addresses "A0" to "Fb" for the heating circuit with-
out mixer A1 are scanned; then the coding addresses for the heating circuit with
mixer M2 are scanned.
Coding
Coding in the delivered condition Possible change
System design
00:2 System version 1, 3:
1 heating circuit without
mixer A1, with DHW
heating
00:4 1 heating circuit with
mixer M2, with DHW
heating
00:6 System version 2, 4:
1 heating circuit without
mixer A1 and 1 heating
circuit with mixer M2, with
DHW heating
Boiler/burner
06:... Maximum limit of the
boiler water tempera-
ture, defaulted in °C by
the boiler coding card
06:20
to
06:127
Maximum limit of the boil-
er water temperature
within the ranges de-
faulted by the boiler
1E:0 Operation with natural
gas
1E:1 Operation with LPG
21:0 No hours run interval for
burner maintenance
21:1
to
21:9999
The number of hours run
before the burner should
be serviced is adjustable
from 1 to 9999 h
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