Greenstar 24Ri boiler, fast flashing - can I reset?
Have I got got a faulty programmer?
Firebird super Q 50/82?
Greenstar Highflow 440?
Vaillant ecotec 831 plus?
Fan tries to run every 15 seconds then stops immediately?
Greenstar 25 combo boiler?
Boiler cycle?
Worcester 30 Cadillac combi boiler won’t fire up and the EA?