Viessmann Vitocrossal 200 CM2 186 Service Instruction page 43

Vitocrossal 200 CM2 186 to 311 Service
Burner Control Unit
Operating display (continued)
(continued)
Pre-ignition
Ignition
Safety time
Flame established
Flame stabilization
Operation with flame
Reheat
Post-purge
Burner Control Unit
Maintenance program
no air pressure
Maintenance program
no gas pressure or
mains under voltage
Forced ventilation
when no flame
was recognized
Safety shutdown
due to flame tear-off
43