Dhw; Solar - Viessmann VITODENS 242-F Installation And Service Instructions Manual

"Boiler"
(cont.)
Coding in the delivered condition
Service status
24:0 "Service" not shown on
display
Filling/Venting
2F:0 Venting program/fill pro-
gram disabled

"DHW"

Select group "DHW" (see page 85).
Coding
Coding in the delivered condition
Set DHW temperature reheating suppression
67:40 For solar DHW heating:
Set DHW temperature
40 °C. DHW reheating is
suppressed above the
selected set temperature.
(DHW heating by the boil-
er only if solar energy is
not sufficient).
Enable DHW circulation pump
73:0 DHW circulation pump:
"ON" according to time
program

"Solar"

Select group "Solar" (see page 85).
Possible change
24:1 "Service" is shown on dis-
play (the address is auto-
matically set and must be
manually reset after the
service)
2F:1 Venting program enabled
2F:2 Fill program enabled
Possible change
67:0 Set DHW temperature ad-
to justable from 0 to 95 °C
67:95 (limited by boiler-specific
parameters).
Observe the setting of cod-
ing address "56".
73:1 During the time program
to "ON" from once per hour
73:6 for 5 min to
"ON" 6 times per hour for
5 min
73:7 Constantly "ON"
Code 1
89