Dhw/Group "3 - Viessmann VITODENS 200-W Service Instructions Manual

Boiler/Group "2"
Coding in the delivered condition
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

DHW/Group "3"

Select "DHW" for weather-compensated control units (see page 41).
Select "3" for constant temperature control units (see page 41).
Coding
Coding in the delivered condition
Set DHW temp reheat suppression
67:40 For solar DHW heating:
Set DHW temperature
40 °C. Reheating is sup-
pressed above the selec-
ted set temperature
(DHW heating blocked by
the boiler).
Cannot be adjusted on
gas condensing combi
boilers.
Enable DHW circulation pump
73:0 DHW circulation pump:
"ON" in accordance with
the time program (only for
weather-compensated
control units)
(cont.)
Possible change
23:1
to
23:24
24:1
2F:1
2F:2
Possible change
67:0
to
67:95
73:1
to
73:6
73:7
Code 1
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
Set DHW temperature
adjustable from 0 to 95 °C
(limited by boiler-specific
parameters)
"ON" from once per hour
for 5 min up to 6 times per
hour for 5 min during the
time program
Constantly "ON"
45