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Husqvarna 6460 User Manual

Husqvarna 6460
184 pages
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Husqvarna 6460 Specifications

General IconGeneral
BrandHusqvarna
Model6460
CategorySewing Machine
LanguageEnglish

Summary

Stitch Formation Mechanism

Seam Formation and Types

Shuttle System Functionality

Viking Shuttle System Design

Precision Bearings in Sewing Machines

Sewing Machine Frame Construction

Thread Tension Adjustment Principles

Fabric Feed and Holding Mechanisms

Machine Drive and Speed Regulation

Electric Drive System Overview

Details the sewing machine's electric motor and its connection to the drive system.

Power Transmission Methods

Explains how power is transmitted from the motor to various machine parts.

Speed Control Systems

Setting Needle Stop Position

Procedure for setting the needle's stop position for proper stitch formation.

Pattern Mechanism Operation

Needle Bar Movement Control

Details how the pattern mechanism controls the movement of the needle bar.

Feed Dog Movement and Synchronization

Stitch Length Adjustment Mechanism

Buttonhole Mechanism Function

Stitch Plate Maintenance

Presser Foot Function and Maintenance

Feed Teeth Inspection and Care

Shuttle Cover Inspection and Replacement

Shuttle (Hook) Condition and Repair

Driver Component Inspection

Stitch Programmer Inspection

Bobbin Case Repair and Maintenance

Upper Main Shaft Requirements

Lower Main Shaft Requirements

Shuttle Gears Tolerance and Adjustment

Cog Belt Tension Adjustment

The V-Belt System and Adjustment

V-Belt Adjustment (70 Series+)

Specific procedure for adjusting V-belt tension on 70 series and later models.

Worm Wheel Tolerance Adjustment

Foot Control Operation and Testing

Printed Circuit Board (PCB) Operation

Motor Control via PCB

Explains how the printed circuit board controls the motor's operation.

Setting Lowest Motor Speed

Homing Speed Adjustment

Setting Upper Needle Stop-Right Position

Cam Follower Raise Adjustment

Cam Follower Adjustment Steps

Detailed steps for performing the cam follower raise adjustment.

Stitch Width Cam Follower Alignment

Zigzag Cam Follower Retraction

Timing the Zigzag Movement

Needle Bar Frame Stop Adjustment

Centering Maximum Zigzag Width

Needle Position Front to Rear

Left Needle Position Adjustment

Center Needle Position Adjustment

Needle Bar Height Adjustment

Needle Bar Alignment Procedure

Needle to Hook Clearance Setting

Shuttle Timing Procedure

Shuttle Cover Clearance Adjustment

Feed Teeth Alignment

Feed Teeth Left-Right Centering

Feed Dog Height Adjustment

Feed Dog Drop Adjustment

Feed Timing Adjustment

Height Eccentric Setting

Reverse Arm Cam Follower Alignment

Presser Bar Height and Alignment

Upper Thread Tension Release Mechanism

Setting Upper Thread Tension

Bobbin Case Thread Tension Adjustment

Thread Feeding Spring Function

Buttonhole Column Equalization

Buttonhole Cutting Space Adjustment

Reverse Feed Equalization

Worm Gear Timing and Adjustment

Component Repair: Pattern Selector Models

Disassembly Procedures

Step-by-step guide for disassembling the pattern selector mechanism.

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