Side plate for Singer 20U Series

Part No 541620

Its function is be an inspection plate, & viewing plate.

1.The operator can slide the plate to (usually) the left,to view the

spool case in place in the hook & Base.

2.Once the slide plate is open the operator can view how to locate the spool case correctly with in the Hook & Base.

3.With the Slide plate open the operator can view if the machine has cotton jammed in the sewing mechanism. (cotton locked)

All with out tipping the machine back, which is a much more unsafe operation.