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JUKI MO-4s User Manual

JUKI MO-4s
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Read all safety regulations carefully and
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Retain this instruction manual for future reference.
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Lea cuidadosamente todas las recomendaciones
con respecto a la seguridad y comprendalas
perfectamente antes de usar su maquina.
Guarde este libro de instrucciones para
referencias futuras.
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Alle sicherheitsvotschriften vor gebrauch der
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Leggere attentamente il manuale di istruzioni
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безопасности.
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Надо их хорошо понимать перед
использованием машины
охраните эту инструкцию для будущего
использования
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Avant de mettre la machine en marche, lire
attentivement et assimiler les regles de securite
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Conserver le manuel afin de pouvoir le consulter
ul terieurement.
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JUKI MO-4s Specifications

General IconGeneral
BrandJUKI
ModelMO-4s
CategorySewing Machine
LanguageEnglish

Summary

IMPORTANT SAFETY INSTRUCTIONS

General Safety Precautions

Important safety regulations and precautions for operating the sewing machine.

Servicing Double-Insulated Products

Guidelines for servicing products with double insulation, emphasizing care and qualified personnel.

Details of the machine

Machine Components Overview

Identification and description of key parts of the overlock sewing machine.

Preparing the machine

Accessories

List of standard and special accessories included with the sewing machine.

Accessory Box

Instructions for opening and closing the accessory storage box.

Looper Cover

Instructions for opening and closing the looper cover for access.

Waste collector

How to attach and use the waste collector to catch fabric scraps.

Cloth plate cover

Instructions for opening and closing the cloth plate cover.

Attaching the foot control

Steps to connect the foot control pedal to the machine and power outlet.

Sewing speed

How sewing speed is adjusted by pressure on the foot control.

Assembling the thread stand

Instructions for raising and engaging the thread stand support rod.

Thread cones

Guidance on using anti-vibration cones with different spool types.

Power/light switch

Location and operation of the machine's power and light switch.

Using the machine

Handwheel

Description of the handwheel's direction of rotation for manual operation.

Presser foot lifter

How to raise the presser foot using the rear lever.

Changing the presser foot

Step-by-step guide for safely removing and attaching presser feet.

Needle replacement

Detailed instructions for safely removing and inserting needles.

Raising the upper knife

Procedure to raise the upper knife for specific sewing operations.

Threading

Threading / Preparation

Initial steps before threading, including machine preparation and correct sequence.

Upper looper (Blue)

Step-by-step guide for threading the upper looper with blue thread.

Lower looper (red)

Step-by-step guide for threading the lower looper with red thread.

Right needle (Green)

Step-by-step guide for threading the right needle with green thread.

Left needle (Yellow)

Step-by-step guide for threading the left needle with yellow thread.

After threading

Final steps after completing all threading, including lowering presser foot and closing covers.

Note

Important note regarding re-threading the lower looper.

Trial sewing/ thread tension

Sewing test

Procedure for performing a test run to check stitch formation and thread tension.

Check your trial run

How to evaluate the results of the test run for proper stitch formation.

Adjusting the thread tension

Adjusting the thread tension

Visual guide on adjusting thread tensions based on loop formation.

Adaptation des tensions de fil

Adjusting thread tensions based on fabric type and desired stitch outcome.

Adjustments and settings

Stitch length

How to adjust the stitch length from 1 to 4 mm.

Cutting width

Importance of adjusting cutting width based on fabric type.

Adjusting the cutting width

Procedure for adjusting the cutting width using the dial.

How to use the needle plate

Using the lever to select between regular and rolled hem sewing.

Differential feed*

Differential feed*

Explanation of the dual feed dogs and their independent movement.

Stretching effect

Using differential feed to stretch fabric and prevent puckering.

Pushing effect

Using differential feed to prevent waving or gather fabric.

Note

Setting the differential feed dial to N when not in use.

Gathering*

Using differential feed for gathering single layers of fabric.

Adjustment

Recommended settings for a 4-thread overlock stitch.

Practical sewing

3 thread overlock

Instructions for performing 3-thread overlock stitches with different widths.

3 thread roll hem

How to set up and perform a 3-thread roll hem.

Note

Note on adjusting tensions based on fabric and thread type.

Setting

Specific settings for the 3-thread roll hem stitch.

Unpicking seams

Method for unpicking seams by cutting loops and pulling threads.

Maintenance

Changing light bulb

Step-by-step guide for safely replacing the sewing machine's light bulb.

Cleaning and lubricating

How to clean dust and fluff, and where to lubricate the machine.

Trouble shooting guide

Trouble shooting guide

A guide to common sewing problems and their solutions.

Technical data

Stitch types

List of achievable stitch types, including overlock and roll hem.

Needle system

Specifies the recommended needle system (ELx705).

Seam width

Range of seam widths the machine can create.

Stitch length

Adjustable stitch length for the machine.

Presser foot lift

Maximum lift height for the presser foot.

Handwheel

Direction of handwheel rotation.

Sewing speed

Maximum sewing speed in stitches per minute.

Weight

The machine's weight.

Dimensions

Physical dimensions of the sewing machine.

Standard accessory

List of standard accessories included with the machine.

Special accessories

List of optional special accessories available for purchase.

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