SOURCE: Baxi/Potterton wall hung fan assisted combi boiler
does the boiler come on when the hot water tap is run if not change the hot water flow switch or the diaphram in the hot water flow valve it may be split
SOURCE: water gets hot then turns cold and runs cold then hot again
Secondary heat exchanger is blocked on sealed system side.
Remove and de-scale heat exchanger or fit new one.
SOURCE: boiler is a baxi control for heating is honeywell.
this will be your diaphram inside your divertor valve.
the one that looks like a spaceship.
it will e split.
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