Heating Circuit 1, Heating Circuit 2, Heating Circuit 3/Group "5 - Viessmann VITODENS 222-F Installation And Service Instructions Manual

DHW/group "3"
Coding in the delivered condition
1: Viessmann diverter
valve
2: Wilo diverter valve
3: Grundfos diverter valve
6C:100 Set speed, internal circu-
lation pump with DHW
heating 100 %
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)

Heating circuit 1, heating circuit 2, heating circuit 3/group "5"

Select "Heating circuit ..." for weather-compensated control units (see page 74).
Select "5" for constant temperature control units (see page 74).
(cont.)
Possible change
6C:0 Set speed adjustable from
to 0 to 100 %
6C:100
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"
Code 2
85