Replacing valve felts, washers and springs
Is the #4 felt roughly the same thickness of the black washer on 123? If so, I would temporarily swap and put a black rubber washer on 4. See if it is quiet then. If so, it's a good clue!
Is the #4 felt roughly the same thickness of the black washer on 123? If so, I would temporarily swap and put a black rubber washer on 4. See if it is quiet then. If so, it's a good clue!
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