Singer 20 Class Sewing Machine Adjusters Manual.
Here are just a few examples of what’s included in this manual:
* Part description.
* Set needle in needle bar.
* Formation of single thread chain stitch.
* Regulate thread tension.
* Timing the feed.
* Remove and replace looper.
* Trouble shooting and more.
17 page manual
Not too bad of quality considering the manual is from the 50’s.
Take a look at the photos before purchasing.
Singer service manuals
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