Fan tries to run every 15 seconds then stops immediately?
Have I got got a faulty programmer?
Vaillant ecotec 831 plus?
Greenstar Highflow 440?
Worcester 30 Cadillac combi boiler won’t fire up and the EA?
BMU error code?
Firebird super Q 50/82?
Worcester boiler dripping water?
Britony Combi Se boiler 40 & 80 lights flashing?
Siemens RDJ10RF thermostat problem?
Oil fired boiler thermostat?
Reset my worcester dt10rf programmer?