Boiler/Group "2 - Viessmann VITODENS 222-F Installation And Service Instructions Manual

Code 1
General/Group "1"
Coding in the delivered condition
Set flow temperature for ext. demand
9b:70 Set flow temperature in
case of external demand
70 °C

Boiler/Group "2"

Select "Boiler" for weather-compensated control units (see page 61).
Select "2" for constant temperature control units (see page 61).
Coding
Coding in the delivered condition
Single/multi-boiler system
01:1 Do not adjust (only for
constant temperature
control units)
Burner service in 100 hours
21:0 No service interval (hours
run) selected
Service interval in months
23:0 No time interval for
burner service
Service status
24:0 No "Service" display
Filling/Venting
2F:0 Venting program/fill pro-
gram disabled
64
(cont.)
Possible change
9b:0
to
9b:127
Possible change
21:1
to
21:100
23:1
to
23:24
24:1
2F:1
2F:2
Set flow temperature for
external demand adjusta-
ble from 0 to 127 °C (limited
by boiler-specific parame-
ters)
The number of hours run
before the burner should
be serviced is adjustable
from 100 to 10,000 h
One adjusting step ≙
100 h
Interval adjustable from 1
to 24 months
"Service" display (the
address is automatically
set and must be manually
reset after a service has
been carried out)
Venting program enabled
Fill program enabled