JUKI LU-2800 Series User Manual

40133310
No. E407-03
ENGINEER’S MANUAL
Unison-feed, Lockstitch Machine with Vertical-axis Large Hook
LU-2800 Series
LU-2810, 2810-7, 2860, 2860-7
LU-2810-6, 2860-6, 2828-6, 2828-7
LU-2818-7, 2868-7

JUKI LU-2800 Series Specifications

General

Brand	JUKI
Model	LU-2800 Series
Category	Sewing Machine
Language	English

Summary

Safe Use and Risk Identification

Explanation of Risk Levels

Defines DANGER, WARNING, and CAUTION risk indicators.

Pictorial Warning Indications and Labels

Explains the meaning of various warning symbols and labels on the machine.

General Safety Precautions

Basic and Operational Safety

Covers basic, application, education, and power-off safety rules.

Handling and Operation Safety

Safety for transportation, unpacking, installation, and machine operation.

Maintenance and Environment Safety

Operation-Specific Safety

Safety for Mechanical Components

Safety for Electrical Components

Pre-Operation Safety Checks

Machine Specifications

Standard Adjustments

Needle Entry Position Adjustment

Europe Gauge Needle Entry Adjustment

Feed Dog and Hook Height Adjustment

Opener Adjustment

Needle-to-Hook Timing Adjustment

Crucial adjustment for needle and hook synchronization.

Presser Foot Lift Adjustment

Feed Adjustment Procedures

Adjusting horizontal and vertical feed cam timing.

Grease Application Procedures

Machine Head Wiring Diagrams

LU-2810-7, 2860-7 Wiring

LU-2810-6, 2860-6 Wiring

Troubles and Corrective Measures

Sewing Troubles and Solutions

Common sewing issues like thread breakage, wear, and skipping.

Thread Trimming Troubles

Problems related to thread trimming and their corrective actions.