Have I got got a faulty programmer?
Britony Combi Se boiler 40 & 80 lights flashing?
BMU error code?
How do i stop the time from flashing on the Siemens RDJ100RF?
F40 fault?
Worcester Bosch 532/i Combi Boiler?
Fan tries to run every 15 seconds then stops immediately?
Siemens RDJ10RF thermostat problem?
Thorn Harcal 460?