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I recently posted about some weird observations relating to my open-fire's back boiler. E.g. pipes in side of chimney brest getting warm when C/H on but no fire going! //www.diynot.com/forums/plumbing/back-boiler-pipes-getting-warm-without-fire-on.356478/ Anyway... mystery solved. The...

Hi all, Got a C-plan setup (gravity-fed DHW, tank-stat + 2-port valve and pumped CH.) There's a working back boiler on the lounge's open fire and I've got something a bit wierd going on. (Or maybe its normal.) Now, by 'working', I mean if you set a roaring fire, after an hour or so you can...

Hi, Our 20yr old Myson Velaire Vitesse boiler started tripping out (orange button lit up on control box.) Pressing the button gets it going again for ~5mins or so, then cuts out again. Have had a heating engineer in and he tells me it needs a new fan. He mentioned something about a pressure...