Quote:
Originally Posted by Derek UK
I would think that the felt should be proud of the metal by at least 2mm when compressed by the crank. It would be then finding its own shape and position. That would mean, I think, that it would be a further couple of mm higher when first fitted. The top and bottom sections should force themselves together at the ends to complete the seal.
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The gap between metal carrier and shaft bearing surface is somewhere between 0.20-0.25mm measured with feeler gauge
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Last edited by arcturus; Apr 9th, 2020 at 10:56.
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