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Husqvarna 6020 User Manual

Husqvarna 6020
184 pages
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Husqvarna 6020 Specifications

General IconGeneral
BrandHusqvarna
Model6020
CategorySewing Machine
LanguageEnglish

Summary

Introduction to Viking Sewing Machine

Setting Tools and Gauges

Procedures for using setting tools and gauges for adjustments.

Technical Briefing of Viking Sewing Machine

Overview of the Viking sewing machine's technical aspects.

Removing Machine Covers

Instructions on how to safely remove machine covers for maintenance.

Electrical Checks and Adjustments

Procedures for checking and adjusting electrical components.

Component Removal and Installation

Guidance on removing and installing various machine components.

Stitch Formation Explained

Seam Formation Principles

Shuttle System Overview

Viking Shuttle System Design

Thread Tension Adjustment

Lower Thread Tension

Adjusts tension for the lower thread using the bobbin case spring.

Upper Thread Tension

Adjusts tension for the upper thread using discs and a knob.

Machine Drive and Speed Regulation

Electric Drive System

Details the electric motor and its connection to the machine.

Speed Control Mechanisms

Pattern Mechanism Overview

Buttonhole Mechanism Function

Upper Main Shaft Requirements

Lower Main Shaft Requirements

Motor Requirements and Adjustment

Adjusting V-Belt and Low Gear

Foot Control Operation and Check

Printed Circuit Board Function

Setting the Lowest Motor Speed

Setting the Upper Stop-Right Needle Position

Introduction to Service Adjustments

Zigzag Movement Timing Adjustment

Needle Bar Frame Stop Check and Adjustment

Maximum Zigzag Width Centering

Centering Maximum Zigzag Width by Model Series

Needle Position Front to Rear Adjustment

Needle Position Front to Rear by Model Series

Center Needle Position Adjustment

Needle to Hook Clearance Requirements

Shuttle Timing Adjustment

Upper Thread Tension Release

Setting the Upper Thread Tension

Setting Bobbin Case Thread Tension

Buttonhole Column Equalization

Buttonhole Cutting Space Adjustment

Pattern Mechanism, Stitch Length and Width Unit Removal

Component Repair

Wiring Diagram (Flatbeds)

Wiring Diagram for Early Models

Wiring Diagram for Classes 8, 19S, 19A, 21, 21A

Wiring Diagram for Classes 19E, 21E, 2000

Wiring Diagram for Models 1020, 3020, Etc.

Wiring Diagram for Models 1040, 3240, Etc.

Wiring Diagram for Grounded Machines

Foot Control Wiring Diagram

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