Reducing Operational Output (If Required) - Viessmann Vitocrossal 300 CA3 2.5 Installation And Service Instructions Manual

Service
Reducing Operational Output
90
Vitocrossal 300 CA3 Series 2.5 to 6.0 Installation/Service
(if required)
The burners heating output can be reduced via the
individual burner control unit.
As an alternative, the adjustment can be made via the
burner control unit.
If required, the maximum heating output of the burners
can be set at 70 to 100% of the rated heating output.
1. Press button S E for longer than 2 sec.
2. Press button
under Service.
3. Press button S E, "6" appears in the display C
under Status.
4. Press button S E, "1" appears in the display C
under Status and the actual value for the maximum
heating output will be indicated in % under Service.
5. Press button
heating output.
6. Press button S E to confirm. If successfully
completed, "1" appears in the display C under
Service, a failed attempt results in a "0".
7. Press button S E to make a change in operating
status indicator.
8. Press button R G. A system reboot will be initiated.
F until "6" appears in the display C
F or D for the desired maximum
will blink.