i have a warmflow combi boiler with a riello rdb burner. the problem is that the burner is making a lot of soot and i have to clean the photo cell daily. i assume that i need to adjust the air damper to increase the airflow,but how do i know when it's right?
DIY how to tutorial projects and guides - Did you know we have a DIY Projects section? Well, if no, then we certainly do! Within this area of our site have literally hundreds of how-to guides and tutorials that cover a huge range of home improvement tasks. Each page also comes with pictures and a video to make completing those jobs even easier!