Burner Control Unit - Viessmann Vitocrossal 200 Service Instructions For Contractors

Burner control unit

Burner control unit
Display and programming unit
A display and programming unit is integrated into the burner control unit. The display
indicates the relevant operating conditions, the service and parameter conditions as
well as all fault and error messages.
Status Service
S
A Reset button
B LEDs, from left: heat demand,
flame, maintenance and fault.
C Selection key
D Cursor keys
Operating display
In standard mode, the status display shows the current operating conditions. The
same applies in a fault state after pressing reset button R.
The following displays are scrolled through automatically. In case of faults, see the
fault codes from page 48. You can exit at any time by pressing reset button R A
(press for 0.5 to 10 s).
Status Service
Status Service
40
The display comprises four elements of
7 segments each. Four keys enable
adjustments to be made at the different
R
operating levels.
System start-up
after power supply is switched on
Standby