tag:blogger.com,1999:blog-7726502802933887607.post363055756070702585..comments2024-03-23T15:01:52.186-04:00Comments on The Vintage Singer Sewing Machine Blog: How to Re-wire a Potted Motor, Part 17: Cleaning the CommutatorNicholas Rain Noehttp://www.blogger.com/profile/12644468824283007784noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-7726502802933887607.post-87987006179158246612014-12-30T20:53:26.132-05:002014-12-30T20:53:26.132-05:00Rain, this tutorial is spot on!!!! Very easy to fo...Rain, this tutorial is spot on!!!! Very easy to follow! This is my 2nd potted motor rewire, both on a 201. However I do have a problem cleaning out the dark gaps between the copper bars on the communtator ie "undercutting the mica." Whatever is in there is rock hard. No plastic in the world is going to get it out. Tried soaking in alcohol but no luck. Any ideas???Jimnoreply@blogger.comtag:blogger.com,1999:blog-7726502802933887607.post-39018002488411489602011-12-28T19:17:00.588-05:002011-12-28T19:17:00.588-05:00Yup. That there is a good trick. Fortunately for ...Yup. That there is a good trick. Fortunately for me, the eraser and honing stick worked just fine on my "Good" commutator. Actually, the Worst case commutator wasn't so bad........the rest of the armature is the problemElizabethhttps://www.blogger.com/profile/07285943308096103980noreply@blogger.com