Greenstar Highflow 440?
Fan tries to run every 15 seconds then stops immediately?
Have I got got a faulty programmer?
Worcester 30 Cadillac combi boiler won’t fire up and the EA?
Boiler cycle?
Greenstar 25 combo boiler?
Oil fired boiler thermostat?
Reset my worcester dt10rf programmer?
Greenstar 24Ri boiler, fast flashing - can I reset?