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Singer 257 M-55 User Manual

Singer 257 M-55
58 pages
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High
Speed
Overlock
Machine
73
7
M—04
243M—24
/
TF
732M—075
244
M—24
733M—04
/TF
257
M—35
734M—04
257
M—55
24
7
M—24
/
25
257
H—56
®
Singer
is
a
registered
trademark
of
The
Singer
Company
Limited
or
its
affiliated
companies.
©
2009
Copyright
The
Singer
Company
Limited
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Singer 257 M-55 Specifications

General IconGeneral
BrandSinger
Model257 M-55
CategorySewing Machine
LanguageEnglish

Summary

Safety Instructions

Important Safety Instructions

General safety procedures for operating the machine and handling potential hazards.

Safe Operation

Guidelines for safe operation to prevent electric shock and physical injuries.

Product Description and Machine Specification

Machine Specification

Details machine specifications including model, needle, thread, gauge, width, length, etc.

Mounting and Adjustment Instructions

Machine Installation

Instructions for installing machine support components, residues cam, and mounting.

Lubrication and Oil Drainage

Instructions for filling, draining, changing, and maintaining machine lubrication oil.

Machine Threading

Guidance on threading the machine for different configurations.

Tension Nut Adjustment

Details how to adjust thread tension using different tension nuts.

Differential Feed Rate Adjustment

Explains how to adjust the differential feed rate for fabric feeding.

Stitch Length Adjustment

Instructions for adjusting the stitch length based on fabric and settings.

Maintenance

Oil Change and Filter Cleaning

Procedures for oil change, filter cleaning, and lubrication.

Safety Inspection

Guidance on regularly inspecting safety devices and machine components.

Troubleshooting

Broken needle

Common causes and solutions for needle breakage during operation.

Broken thread

Reasons and fixes for thread breaking while sewing.

Stitch failure

Issues related to stitch formation, including skipped stitches and incorrect tension.

Uneven stitches

Causes and solutions for uneven stitch patterns.

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