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Brother LK3-B430E Service Manual

Brother LK3-B430E
90 pages
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Table of Contents

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Brother LK3-B430E Specifications

General IconGeneral
BrandBrother
ModelLK3-B430E
CategorySewing Machine
LanguageEnglish

Summary

SAFETY INSTRUCTIONS

Safety indications and their meanings

Explains the meaning of safety indications and symbols used in the manual.

Notes on safety

DANGER Precautions

High voltage warnings and safety measures when working with electrical components.

CAUTION Precautions

Safety advice for installation, sewing, lubrication, and avoiding electrical noise.

Warning labels

Safety devices

Lists and illustrates the safety devices on the sewing machine.

SPECIFICATIONS

STANDARD THREAD TENSION

MECHANICAL DESCRIPTIONS

Needle bar, thread take-up, lower shaft and shuttle race mechanisms

Detailed explanation of the needle bar, thread take-up, lower shaft, and shuttle race mechanisms.

DISASSEMBLY

Covers

Steps for removing and disassembling the machine's external covers.

ASSEMBLY

Thread trimmer mechanism (1)

Steps for assembling the thread trimmer mechanism (part 1).

ADJUSTMENT

Adjusting the needle bar height

Instructions for setting the needle bar height for proper sewing.

Adjusting the needle bar lift stroke

Instructions for setting the needle bar lift stroke for accurate stitching.

GAUGE PARTS LIST ACCORDING TO SUBCLASSES

ACCESSORIES

TROUBLESHOOTING

Work clamp does not rise.

Troubleshooting steps for when the work clamp fails to rise.

Skipped stitches occur.

Troubleshooting steps for common skipped stitch issues.

Needle breaks.

Troubleshooting steps for common needle breakage issues.

ELECTRIC MECHANISM

Precautions at the time of adjustment

Safety precautions when opening and working inside the control box.

Error code list

Lists all machine error codes, their probable causes, and remedies.

Troubleshooting flowchart

A step-by-step guide to diagnose and resolve machine problems.

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