Setting The Burner Control Unit Parameters; H Dip Switch Settings - Viessmann Vitocrossal 300 Service Instructions Manual

Setting the burner control unit parameters

DIP switch settings
The DIP switches at the back of the display and programming unit of the
burner control unit must be set to the rated burner output.
For displaying the selected parameter set, see below.
For confirming a newly adjusted parameter set (e. g. after replacing the burner
control unit) see page 28.
27 kW ¢ parameter set 10
ON
35 kW ¢ parameter set 11
ON
Displaying the selected parameter set
1. Press keys b and S
simultaneously. Under status, the
following is shown in the
display: "1".
2. Press S, until the display
shows "2" under status. The two
digit display below service
indicates the selected parameter
set.
Status Service
49 kW ¢ parameter set 12
ON
66 kW ¢ parameter set 13
ON
3. Press keys a and S
simultaneously; the operating
display will then be shown again.
Troubleshooting
27