burner locks out 15 min from cold then press burner lock out button boiler runs for a few mins longer then locks out again but when the boiler cools and the burner lock out button is pressed the boiler re starts and goes through the same process
thanks had the same thought some where in the grey matter & its due for a service soon
thanks again nigel
ps all thumbs its OIL
nigel, September 2009
Sounds like the good old Solenoid Coil, but before changing it it would be worth cleaning the oil filters, nozzle & photoresistor, But penny for a pound it'l be the coil