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Singer 251-12 User Manual

Singer 251-12
4 pages
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Singer 251-12 Specifications

General IconGeneral
TypeMechanical
Needle ThreaderNo
Maximum Stitch Length4 mm
Maximum Stitch Width5 mm
Speed750 stitches per minute
Buttonhole Styles4-step
Presser FeetAll-Purpose Foot, Buttonhole Foot, Zipper Foot
Weight6 kg
Dimensions38 x 19 x 30 cm

Summary

Operator's Guide for SINGER 251-12 and 251-13 Machines

Needle Selection and Insertion

Instructions on selecting and inserting SINGER needles for specific machine models.

Setting the Needle Correctly

Procedure for correctly positioning the needle in the machine for sewing.

Threading the Needle

Steps for guiding the thread through the needle eye and machine.

Bobbin Operations

Bobbin Removal and Case Replacement

Steps for removing the bobbin case from the hook and replacing it correctly.

Bobbin Winding and Tension Control

Instructions for winding the bobbin evenly and adjusting bobbin tension.

Threading the Bobbin Case

Procedure for threading the bobbin case and drawing thread through the delivery eye.

Stitch Regulation and Tension

Thread Tension Adjustment

Regulating needle and bobbin thread tension for correct stitch formation.

Stitch Length Regulation

Steps for setting the desired stitch length on the sewing machine.

Machine Adjustments and Maintenance

Presser Foot Pressure

How to adjust presser foot pressure for optimal fabric feeding.

Machine Lubrication

Guide on using and checking oil for proper machine lubrication.

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