Singer 337 Sewing Machine User Manual


 
HOW
9
TO INSERT A NEEDLE
This machine uses needle, Catalog
2020 (15 x 1). Sizes 9, 11, 14, 16
and 18.
For perfect stitching, select correct needle
and thread to correspond with fabric
according to table on page 8. Be sure to use
like threads for both needle and bobbin.
NEEDLE
BAR
NEEDLE CLAMP
/
Raise needle bar to highest point by
turning hand wheel toward you.
Loosen needle clamp screw.
Insert needle upward into clamp as far
as it will go, with fiat side of needle to
back and long groove toward you.
Tighten needle clamp screw.
LONG GROOYE
TOWARD YO U