Viessmann Vitoligno 300-P Service Instructions For Contractors page 50

Codes
Code 1
(cont.)
Coding in the delivered condition
Excess duration
FB:30 Duration of the set boiler
water temperature or flow
temperature rise (see
coding address "FA")
60 min. See example on
page 112.
Code 2
The coding addresses are displayed in groups that are subject to the respective sys-
tem configuration:
■ "General"
Coding addresses "02" to "05", "08", "8A" to "9F"
■ "Boiler"
Coding addresses "06", "0A" to "32", "43", "44", "5B" to "5E"
■ "Buffer cylinder"
Coding addresses 34, 35, 45 to 53, 5F,
■ "DHW/Cylinder"
Coding addresses "55" to "5A", "60" to "64", "67", "70" to "75", "84", "85"
■ "Solar"
Coding addresses "65", "66", "68" to "6F", "86"
■ "Heating circuit"
Coding addresses "A0" to "FB"
Calling up code 2
Press the following keys:
1. d + MENU simultaneously for
2. |/~
3. d
50
approx. 4 s.
The "Service" menu
is displayed.
for "Code 2".
to confirm.
Possible change
FB:0 Duration adjustable from 0
to to 300 min;
1 step ≙ 2 min
FB:150
4. |/~
5. d
6. |/~
7. d
8. |/~
for "Display/
Change".
to confirm.
for the required cod-
ing address.
to confirm.
for the selected
value.