Solar/Group "4 - Viessmann VITODENS 200-W Service Instructions Manual

Code 2
DHW/group "3"
Coding in the delivered condition
6F:... Maximum output for
DHW heating in %, speci-
fied by the boiler coding
card
71:0 DHW circulation pump:
"ON" in accordance with
the time program (only for
weather-compensated
control units)
72:0 DHW circulation pump:
"ON" in accordance with
the time program (only for
weather-compensated
control units)
73:0 DHW circulation pump:
"ON" in accordance with
the time program (only for
weather-compensated
control units)

Solar/group "4"

Select "Solar" for weather-compensated control units (see page 53).
Select "4" for constant temperature control units (see page 53).
Note
The solar group is only displayed if a solar control module, type SM1, is connected.
Coding
Coding in the delivered condition
00:8 The solar circuit pump
starts when the collector
temperature exceeds the
actual cylinder tempera-
ture by 8 K.
66
(cont.)
Possible change
6F:0 Max. output for DHW heat-
to ing adjustable from min.
6F:100 output to 100 %
71:1 "OFF" during DHW heating
to the first set value
71:2 "ON" during DHW heating
to the first set value
72:1 "OFF" during DHW heating
to the second set value
72:2 "ON" during DHW heating
to the second set value
73:1 "ON" from once per hour
to for 5 min up to 6 times per
73:6 hour for 5 min during the
time program
73:7 Constantly "ON"
Possible change
00:2 The differential between
to the actual cylinder temper-
ature and the start point for
the solar circuit pump can
be adjusted from 2 to
30 K.