Singer 337 manual Tighten stop-motion screw, as shown above

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To Wind the Bobbin

STOP-MOTION

SCREW

O Loosen stop-motion screw.

BOBBIN WINDER

LEVER

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BOBBIN WINDER

•Place spool of thread on spool pin.

•Thread through guide and between bobbin winder tension discs.

•Lead end of thread through hole in bobbin and place bobbin on spindle.

•Move bobbin winder lever to the right.

•Hold end of thread and start machine.

•Cut off thread end after a few coils have been wound on bobbin.

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When bobbin is full, stop machine.

Cut connecting thread about 3 inches from bobbin.

Move bobbin winder lever to left and remove bobbin.

Tighten stop-motion screw, as shown above.

TENSION DISCS

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Contents E S I N G F R C O M P a N Y 865 Singer Congratulations Principal Parts of Machine HOW to Wind the Bobbin Tighten stop-motion screw, as shown above To Replace the Bobbin Shown HOW to Thread the MachineStitch Length ChartThis Loosen thumb nut by turning it to the left Stitch Controls1234 Pull end of bobbin thread up through throat plate Ii. i Iti Pressure AdjustmentsNeedle Thread Tension Straight Stitching Lower number Higher numberBobbin Thread Tension Too loose Stitch Length Adjustment for ZIG-ZAG Satin Stitching Satin Stitching Adjustment For ZIG-ZAGKnit Fabric Seams ZIG-ZAG ApplicationsDarts in Interfacing Application of Elastic. Elastic must be MendingApplique Buttonholes Stitch Length Above Stitch Width 2 Buttonholes Contd Darning Straight Stitch Presser RufflerSpecial Purpose Foot When stored HOW to Take Care of the MachineTo remove the throat plate To replace the throat plate Positioning Stud Singer Center Page To Oil the Machine Contd Electrical Information To Change Bulb To all whom it may concern Singer