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you could try to go through the re-set guide in the manual , i'm sure i had that before with another brand

throttled back the main in non-return valve onto hw, long legs to outlets from boiler customer supplied boiler, b&q i believe, shudder to think whats going on out there, our merchants don't supply (polybag punters) thought boiler was ok although i'll stick to my own brand...

screwdown? quarter-turn?

got the BIASI going lovely hot water. once again hope the spelling is ok for you. ccn1 htr1 ckr1 cen1 by the way[/u][/url]

i had already commisioned it agile thanks , though did'nt have details to hand to explain further , i do apologise , just thought 1 of the service type guys would've heard of it thats all. what about the spelling now hope it is to your approval

they may not have closed the filling loop properly if they recently topped up their system or a temp control failure on boiler could be another

22x28mm reducer turned upside down to increase pipe onto meter tail , i would start personally in 28mm and reduce to 22mm

it'll be sound mate loads of plumbers use plastic now. you should have no worries

i am an installer pal. thanks for replying so quickly. i will post the info about said biassi 2morro. i did think the burner pressures were quite low though on ch and hw . the chap phoned me this evening and said his hot water is getting colder. is there anything you can suggest i can do...

brand new biassi boiler (condensing combi) 30kw, poor hw temp at max on stat, inlet gas pressure spot on