i have oil cent heating not combi boiler .system wd work o k for two or three hours then 3amp connected to pump and honeywell controller wd blow. on putting new fuse in right away it wd blow immediately.if i wait a couple hours and replace fuse it wd run for a short time then blow.if i wait overnight it wd last 2 or 3 hrs.iv changed pump , pump valves,controller and thermostat. the system has one motorised valve.sometimes pump runs but boiler does,nt fire up
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!