Singer 20U - To Replace the Bobbin Case; Raising the Bobbin Thread

TO REPLACE THE BOBBIN CASE
Hold bobbin case by latch A and place it on spindle of bobbin case holder
B so that position finger C enters notch D at right of bobbin case holder.
Release latch and press bobbin case firmly in place to assure proper position.
Close bed cover.
RAISING THE BOBBIN THREAD
Hold needle thread lightly with left hand. Turn hand wheel so that needle
enters throat plate and brings up bobbin thread. Pull end of bobbin thread up
through throat plate and place both needle and bobbin threads diagonally
under the presser foot.
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