Dhw/Group "3; Solar/Group "4 - Viessmann VITODENS 200-W B2HA Installation And Service Instructions Manual

Boiler/group "2"
(cont.)
Coding in the delivered condition
Burner service in 100 hours
21:0 No service interval set (in hours
run)
Service interval in months
23:0 No time set for burner service in-
terval
Service status
24:0 "Service" not shown on the dis-
play
Filling/venting
2F:0 Venting program/filling program
disabled

DHW/group "3"

Select "DHW" for weather-compensated control units
(see page 54).
Coding
Coding in the delivered condition
Set DHW temperature reheating suppression
67:40 For solar DHW heating: set DHW
temperature 40 °C. Reheating is
suppressed above the selected set
temperature: boiler only starts as
backup if the rise in the DHW tem-
perature is too low.
Cannot be adjusted on gas con-
densing combi boilers.
Enable DHW circulation pump
73:0 DHW circulation pump: "ON" ac-
cording to time program (only for
weather-compensated control
units)

Solar/group "4"

Select "Solar" for weather-compensated control units
(see page 54).
Select "4" for constant temperature control units (see
page 54).
Possible change
21:1 The number of hours run before the
to burner should be serviced is adjust-
21:100 able from 100 to 10,000 h
One step
23:1 Interval adjustable from 1 to
to 24 months
23:24
24:1 "Service" shown on the display.
The address is set automatically and
must be reset manually after a serv-
ice.
2F:1 Venting program enabled
2F:2 Filling program enabled
Select "3" for constant temperature control units (see
page 54).
Possible change
67:0 Set DHW temperature adjustable
to from 0 to 95 °C (limited by boiler-
67:95 specific parameters)
73:1 "ON" from once per hour for 5 min
to up to 6 times per hour for 5 min dur-
73:6 ing the time program
73:7 Permanently "ON"
Note
The solar group is only displayed if a solar control
module, type SM1, is connected.
Code 1
≙
100 h
57