the setting depends on the type of riello burner
RDB IS 3 OR 4
G5 BURNER IS PROBABLY SLIGHTLY MORE
A SMOKE TEST SHOULD BE TAKEN AFTER ANY ADJUTMENT AS THER IS A PSSIBILITY OF THE BOILER SOOTING UP IF SETTING IS INCORRECT
OILFIXIT
December 2009
Automatic Answer
While you wait for answers, we may have found some information which could help you.