Burner Control Unit - Viessmann VITOCROSSAL 200 Service Instructions Manual

Burner control unit

Burner control unit
Display and programming unit
A display and programming unit is inte-
grated 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 (Select)
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.
Status Service
48
The display comprises four elements of
7 segments each. Four keys enable
adjustments to be made at the different
R
operating levels.
The following displays are scrolled
through automatically. In case of faults,
see the fault codes from page 57. You
can exit at any time by pressing reset
button R A (press for 0.5 to 10 s).
System start-up
after power supply is switched on