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Husqvarna 6440 - User Manual

Husqvarna 6440
184 pages
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Summary

STITCH FORMATION

Stitch Formation Process

Detailed explanation of how a stitch is formed using the needle and shuttle.

THREAD TENSION ADJUSTMENT

Upper Thread Tension Control

Explanation of how upper thread tension is set using thread tension discs.

COMPONENT INSPECTION AND REPLACEMENT

Stitch Plate and Presser Foot

Requirements and actions for stitch plate and presser foot.

Feed Teeth and Shuttle Cover

Requirements and actions for feed teeth and shuttle cover.

Shuttle Hook and Driver

Requirements and actions for shuttle hook and driver.

NEEDLE AND FEED MECHANISM ADJUSTMENTS

Needle Position Adjustments

Setting needle stop-right and front-to-rear positions.

SHUTTLE AND FEED TIMING

Needle to Hook Clearance

Critical adjustment for needle-to-hook clearance.

Shuttle Timing

Steps for timing the shuttle for correct loop formation.

WIRING DIAGRAMS

Flatbed and Early Model Wiring

Wiring diagrams for flatbed and early model machines.

Summary

STITCH FORMATION

Stitch Formation Process

Detailed explanation of how a stitch is formed using the needle and shuttle.

THREAD TENSION ADJUSTMENT

Upper Thread Tension Control

Explanation of how upper thread tension is set using thread tension discs.

COMPONENT INSPECTION AND REPLACEMENT

Stitch Plate and Presser Foot

Requirements and actions for stitch plate and presser foot.

Feed Teeth and Shuttle Cover

Requirements and actions for feed teeth and shuttle cover.

Shuttle Hook and Driver

Requirements and actions for shuttle hook and driver.

NEEDLE AND FEED MECHANISM ADJUSTMENTS

Needle Position Adjustments

Setting needle stop-right and front-to-rear positions.

SHUTTLE AND FEED TIMING

Needle to Hook Clearance

Critical adjustment for needle-to-hook clearance.

Shuttle Timing

Steps for timing the shuttle for correct loop formation.

WIRING DIAGRAMS

Flatbed and Early Model Wiring

Wiring diagrams for flatbed and early model machines.

Husqvarna 6440 Specifications

General IconGeneral
BrandHusqvarna
Model6440
CategorySewing Machine
LanguageEnglish

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