boutler boiler with riello burner?
My riello burner lights for about 12sec and then locks out?
Oil not reaching burner?
how do you a set fuel jet ?
Riello RDB burner runs for about 45 minutes then reset comes on?
how can i mend my riello burner rdb1 483t50?
I Have a Riello Type 424t55 Burner, running on 28 second Kerosene?
Bleeding it after oil ran out?
bleeding with an allen key which way?