potterton suprima 40
- Thread starter diddla
- Start date
i would suspect a faulty 2/3 port diverter valve rather then the boiler but im no expert.
if your boiler is faulty you can have mine that is fully working and free if you can collect. it includes all the fittings, 3 port valve flue etc.
if your boiler is faulty you can have mine that is fully working and free if you can collect. it includes all the fittings, 3 port valve flue etc.
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