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Singer 51W51 User Manual

Singer 51W51
10 pages
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Singer 51W51 Specifications

General IconGeneral
BrandSinger
Model51W51
CategorySewing Machine
LanguageEnglish

Summary

SINGER SEWING MACHINE INSTRUCTIONS

Machine Models and Applications

Details models 51w51, 51w52, and 51w53 and their specific sewing applications.

Recommended Oils and Lubricants

Lists and describes various Singer brand oils and lubricants for sewing machines.

MACHINE SPECIFICATIONS AND NEEDLE SELECTION

Machine Models Overview and Speed

General description of machines 51w51, 51w52, 51w53, including speed recommendations.

Needle and Thread Compatibility Chart

Table showing recommended needle sizes and thread types for different machine models.

IMPORTANCE OF GENUINE SINGER PARTS

Using Genuine Singer Needles

Emphasizes the necessity of using genuine Singer needles for optimal machine performance.

MACHINE LUBRICATION PROCEDURES

Oiling Points and General Procedure

Identifies key oiling points on the machine and outlines the general lubrication process.

Thread Lubricator Adjustment (51w53)

Specific instructions for adjusting the thread lubricator on the 51w53 machine model.

THREADING AND BOBBIN MANAGEMENT

Thread Selection and Twist Determination

Guidance on selecting thread type and how to determine thread twist.

Bobbin Removal Process

Step-by-step instructions on how to correctly remove the bobbin from the machine.

Bobbin Winding Instructions and Adjustments

Details on how to wind a bobbin, including tension and amount adjustments.

BOBBIN CASE THREADING AND REPLACEMENT

Threading the Bobbin Case Cap

Procedure for correctly threading the bobbin into its cap.

Replacing the Bobbin Case Cap

Steps for properly re-installing the bobbin case cap onto the machine.

SETTING THE NEEDLE

UPPER THREADING AND SEWING PREPARATION

Upper Threading Procedure

Detailed guide for threading the upper thread through the machine's components.

Catching the Bobbin Thread

Method for bringing the bobbin thread up to the throat plate with the needle thread.

TENSION ADJUSTMENT AND STITCH QUALITY

Achieving a Perfect Stitch Appearance

Description and illustration of a correctly balanced stitch with proper tension.

Troubleshooting Tension Issues

Identifies visual cues for diagnosing and correcting incorrect thread tensions.

OPERATIONAL ADJUSTMENTS

Regulating Needle and Bobbin Tensions

Instructions for adjusting both needle and bobbin thread tensions for optimal sewing.

Adjusting Presser Foot Pressure

How to modify the pressure exerted by the presser foot on the material.

Setting Stitch Length

Guidance on adjusting the length of the stitches produced by the machine.

Removing Sewn Work

Procedure for safely removing completed work from the sewing machine.

TECHNICAL ADJUSTMENTS FOR MACHINISTS

Thread Controller and Feed Dog Settings

Adjustments related to the thread controller spring and the feed dog height.

NEEDLE BAR AND HOOK SETTINGS

Setting the Needle Bar Correctly

Instructions for positioning and setting the needle bar for proper operation.

Needle Guard and Hook Timing

Explains the needle guard function and how to time the sewing hook.

MACHINE MAINTENANCE AND BELT REPLACEMENT

Removing the Sewing Hook

Steps for safely detaching the sewing hook from the machine.

Replacing the Drive Belt

Procedure for replacing the machine's drive belt, including necessary checks.

MECHANICAL OPENER ADJUSTMENT

Adjusting the Bobbin Case Lever

Details on adjusting the bobbin case lever for proper mechanical operation.

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