potterton puma 80

sparks64 · 17 Feb 2009

has any one got any idea why my boiler keeps locking out and having to be relight when i run the hot water for a while.
most confusing part is it only does when running the bath tap
any help would be appreciated.
ps already changed the diveret valve
thanks

baxpoti · 17 Feb 2009

DHW flow switch is worn and/or the microswitch.

nicknox · 17 Feb 2009

Its probably overheating, probably scaled heat exchanger. You could spend money on it but its not really worth it.

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potterton puma 80

sparks64

baxpoti

nicknox

DIYnot Local

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