While you wait for answers, we may have found some information which could help you.
Click here for Oil Boiler Its Workingwhere is pilot light on firebird oil boiler?
no hot water?
How do I find the magic eye on Firebird 90 ?
oil burner starts then stops wont start agail till cooled down?
firebird 50/90 gala?
How do i increase my pressure which is 0 at the moment and I have no heat ?