Replicator 2 Extrude Belt Tensioner
thingiverse
The adjustment screws for the extrude belt tension were assembled at the factory with a great deal of zeal. This left me with no ability to tighten up the belt. This worked for me. 8/19/13 Update: There is a much improved solution for this here:http://www.thingiverse.com/thing:135314 Instructions 100% fill on makerware med defaults did the trick, YMMV.
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