Husqvarna 3230 - User Manual

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Summary

Explains the electric motor's function and connection to the sewing machine.

Details power transmission from motor to machine via V-belt and reduction gear.

Summary

Explains the electric motor's function and connection to the sewing machine.

Details power transmission from motor to machine via V-belt and reduction gear.

Husqvarna 3230 Specifications

Brand	Husqvarna
Model	3230
Category	Sewing Machine
Language	English

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Husqvarna 3230 - User Manual

Summary

STITCH FORMATION

SEAM FORMATION

SHUTTLE SYSTEM

DESIGN OF THE VIKING SHUTTLE SYSTEM

THE SEWING MACHINE FRAMES

THREAD TENSION

THE DRIVING AND ELECTRIC SPEED REGULATION

ELECTRIC DRIVE

POWER TRANSMISSION

SPEED CONTROL

SETTING THE STOP-RIGHT POSITION OF THE NEEDLE

PATTERN MECHANISM

MOVEMENT OF THE NEEDLE BAR

MOVEMENT OF THE FEED DOG

BUTTONHOLE MECHANISM

SHUTTLE (HOOK)

THE DRIVER

STITCH PROGRAMMERS

UPPER MAIN SHAFT

LOWER MAIN SHAFT

SHUTTLE GEARS

MOTOR DESCRIPTION

ADJUSTING V-BELT AND LOW GEAR

WORM WHEEL TOLERANCE

FOOT CONTROL

MOTOR TROUBLESHOOTING

PRINTED CIRCUIT BOARD

THE LOWEST SPEED OF THE MOTOR

TAKE HOME TURNING SPEED

SETTING THE UPPER STOP-RIGHT POSITION OF THE NEEDLE

THE RAISE OF THE CAM FOLLOWER

ALIGNMENT OF THE STITCH WIDTH CAM FOLLOWER

CENTERING THE STITCH WIDTH CAM FOLLOWER

RETRACTION OF THE ZIGZAG CAM FOLLOWER

TIMING THE ZIGZAG MOVEMENT

NEEDLE BAR FRAME STOP

CENTERING THE MAXIMUM ZIGZAG WIDTH

NEEDLE POSITION FRONT TO REAR

CHECKING FOR ZIGZAG ON A STRAIGHT STITCH

LEFT NEEDLE POSITION

CENTER NEEDLE POSITION

NEEDLE BAR HEIGHT

NEEDLE BAR ALIGNMENT

NEEDLE TO HOOK CLEARANCE

SHUTTLE TIMING

SHUTTLE COVER CLEARANCE

FEED TEETH ALIGNMENT

LEFT TO RIGHT CENTERING OF THE FEED TEETH

CENTERING THE FEED TEETH FRONT TO REAR

LEVEL OF THE STITCH PLATE

FEED DOG HEIGHT

THE FEED DOG DROP

FEED TIMING

SETTING THE HEIGHT ECCENTRIC

ALIGNMENT OF THE REVERSE ARM CAM FOLLOWER

THE RETRACTION OF THE REVERSE ARM CAM FOLLOWER

HEIGHT AND ALIGNMENT OF THE PRESSER BAR

UPPER THREAD TENSION RELEASE

SETTING THE UPPER THREAD TENSION

SETTING THE THREAD TENSION OF THE BOBBIN CASE

THREAD FEEDING (CHECK) SPRING

THREAD FEEDING SPRING

BUTTONHOLE COLUMN EQUALIZATION

BUTTONHOLE CUTTING SPACE

REVERSE FEED EQUALIZATION

THE WORM GEAR

THREAD TAKE-UP LEVER SLIDE BEARING REMOVAL

EXCHANGING THE FIXED CAM AND WORM WHEEL

FIXED CAM AND WORM WHEEL INSTALLATION

ADJUSTMENTS TO CHECK

PATTERN MECHANISM, STITCH LENGTH UNIT AND STITCH WIDTH UNIT REMOVAL

INSTALLATION OF STITCH WIDTH, STITCH LENGTH AND PATTERN MECHANISMS

INSTALLATION OF THE PATTERN SELECTOR

REDUCTION GEAR REMOVAL AND REPLACEMENT

COMPONENT REPAIR

DISASSEMBLY

ASSEMBLY

REPLACEMENT OF THE BOBBIN SPINDLE