parts book for singer 371 u - Superior Sewing Machine & Supply LLCI. This book is applicable to sewing machines which have the plate number as shown on the cover . Parts are subject to changes in design without prior notice.sewing machines belts,EC791 Cleaning and Adjusting your Sewing Machinejustments. ·sewing machines are built with an ample ad- justment to take up wear and, in most cases, only a few minor parts become worn enough that they must.EC714 Revised 1932 Know Your Sewing MachineIf properly cared for, a sewing machine as used in the average family should last for two generations. Machines or individual working parts do not wear beyond.
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