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JUKI LU-1508N User Manual

JUKI LU-1508N
80 pages
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Keystone Sewing Machine Company, Inc.
Need sales, parts or service for LU-1508N/H? Call 215/922.6900 info@keysew.com www.keysew.com

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JUKI LU-1508N Specifications

General IconGeneral
TypeLockstitch sewing machine
Max Stitch Length5 mm
HookFull Rotary Hook
Motor TypeServo motor
NeedleSize 9 to 18

Summary

General Safety Precautions

Hazard Levels Explanation

Explains the different levels of danger associated with machine operation.

Warning Symbols and Labels

Illustrates and explains the meaning of various warning symbols and labels.

Important Safety Instructions

General Operational Safety Rules

Covers basic safety measures, operator training, and general prohibitions for safe machine use.

Safety Procedures for Specific Tasks

Details power-off procedures for threading, part replacement, repair, and leaving the machine.

Warning Symbols Identification

Identifies the symbols used to denote hazards and points requiring special attention.

Machine Specifications

Model, Speed, and Stitch Length

Details machine models (LU-1508N/NH, LU-1509N/NH) and their max speeds/stitch lengths.

Needle, Thread, Hook, and Lubrication

Specifies needle types, thread sizes, hook type, and recommended lubricating oil.

Noise Levels

Provides workplace noise levels measured according to DIN standards.

Machine Setup and Preparation

Initial Operation Checklist

Checklist for initial operation including cleaning, oiling, voltage, and power connection.

Machine Installation Steps

Instructions for attaching hinge seats, support rubbers, and the oil pan to the table.

Belt Tension Adjustment

Guide on adjusting belt tension by motor height to achieve specific sag.

Key Operational Procedures

Lubrication Procedures

Step-by-step guide on lubricating various machine parts, including oil levels.

Threading the Machine Head

Detailed instructions for threading the upper thread through the machine head components.

Thread Tension Adjustment

Guides for adjusting upper and lower thread tension for balanced stitches.

Needle and Hook Alignment

Instructions for aligning the needle with the hook for proper stitch formation.

Troubleshooting Sewing Issues

Thread Breakage Issues

Discusses causes like rough thread paths, high tension, or incorrect timing, and their solutions.

Stitch Skipping Issues

Covers causes for skipped stitches such as incorrect needle/hook timing or low presser foot pressure.

Loose Stitch Issues

Addresses causes for loose stitches like improper bobbin threading or weak bobbin tension.

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