2954
No flame signal with high output.
Worcester Bosch Greenstar 2000 Combi
Remedy
Burner restarts automatically after purging.
▶ Check and replace burner gaskets.
▶ Reduce burner load.
▶ If the fault occurs repeatedly, check the settings of the CO2 values.
▶ Check flue integrity.
▶ Check flue terminal.