Dhw"/Group 3 - Viessmann Vitodens 222-F B2TA Installation And Service Instructions Manual

"Boiler"/group 2
Coding in the delivered condition
31:... Set speed in % of the in-
ternal circulation pump
when operated as boiler
circuit pump, specified by
the boiler coding card
38:0 Status burner control unit:
Operational (no fault)

"DHW"/group 3

Select "DHW" for weather-compensa-
ted control units (see page 89).
Coding
Coding in the delivered condition
56:0 Set DHW temperature
adjustable from 10 to
60 °C
57:0 Do not adjust
58:0 Without auxiliary function
for DHW heating
59:0 Cylinder heating:
Start point –2.5 K
Stop point +2.5 K
5E:0 Do not adjust
5F:0 Do not adjust
(cont.)
Possible change
31:0
to
31:100
38:≠0
Possible change
56:1
58:10
to
58:60
59:1
to
59:10
Set speed adjustable from
0 to 100 %
Status burner control unit:
Error
Select "3" for constant temperature con-
trol units (see page 89).
Set DHW temperature ad-
justable from 10 to above
60 °C
Note
Max. value subject to boiler
coding card.
Observe the max. permis-
sible DHW temperature.
Input of a second set DHW
temperature, adjustable
from 10 to 60 °C (observe
coding addresses "56" and
"63" in this group)
Start point adjustable from
1 to 10 K below set value
Code 2
99