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Categories > D.I.Y, Plumbing > Question
Q & As - mend, repair, fix d.i.y, plumbing, water, pipe, leak, flood, cold water, hot water, copper pipe, pressure Navigate to ...
D.I.Y, Plumbing (4278 other questions)
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Question - mend, repair, fix

my betacom 30 combi is operating at 3.5/4.0 bar ?

is there a way of safely bringing the pressure down to a reasonable working pressure

jamie
November 2009
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Answers - mend, repair, fix

put a hose on boiler drian point release pressure to 1 bar. fire boiler and whatch pressure if this starts to rise above 2.5 bar. I would suggest the expansion vessel as deflated. I would allso be thinking why as PRV NOT activated is this faulty.

kw
November 2009
Yep - bleed off water at a convenient radiator valve. Be patient - you'll need a few pints removed.

John
November 2009
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