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OPV is easier than the 3 way valve to access when the machine is fully assembled. Its possible to fully remove the 3 way valve but it is...
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Brilliant thank you. I think my first stab might be cleaning the valve then, as long as I don't break anything it can't do any harm. I...
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Hello hello
I've done a bit of searching on the forum but couldn't find a concrete answer. I've noticed something potentially odd...
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Hi everyone,
First post here :) recently picked up a 2006 Gaggia classic secondhand. I don't know if it's had the OPV mod done, does...