[quote="gisago"]Has it always done this since it was installed. If so it could be wired up wrong. If not its probably the pump overrun faulty.[/quote]No its not done it all the time just noticed it recently,whats the pump overrun controlled by? KJ
The pump overrun is controlled by the boiler. It keeps the pump running for usally around 5/10 minutes after the boiler switches off to clear heat away from the boiler. Your best bet is get it checked over by an engineer.
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!