ELNA 3230 Service Manual

Hide thumbs Also See for 3230:

Manual (4 pages)

Instruction manual (51 pages)

Reference manual (14 pages)

Table Of Contents

Table of Contents

Quick Links

Need help?

Do you have a question about the 3230 and is the answer not in the manual?

Questions and answers

Summarization of Contents

Service Access

Face Cover

Procedure for removing and attaching the face cover of the sewing machine.

Top Cover

Instructions for removing and attaching the top cover, including screws and handle.

Belt Cover

Steps to remove and reattach the belt cover, involving stitch selector and screws.

Base

Procedure for removing and attaching the base of the sewing machine.

Front Cover

Details on removing and attaching the front panel, including screws and connectors.

Rear Cover

Steps to remove and reattach the rear cover, involving screws and other covers.

Mechanical Adjustments

Needle Thread Tension

Guide for adjusting needle thread tension to the standard range for optimal sewing.

Presser Bar Height and Alignment

Procedure to set the correct presser foot height and ensure alignment with the needle plate.

Needle Swing in Straight Stitch Sewing

Correcting needle swing issues when the zigzag stitch is set to width '0'.

Needle Swing

Procedure to adjust needle swing when it is still in the fabric during sewing.

Needle Position Misalignment

Correcting needle position issues when it swings during stitch width adjustments.

Needle Drop Position

Adjusting the needle drop position for straight stitch and zigzag stitch widths.

Stretch Stitch Feed Balance

Correcting deformed stretch stitch patterns by adjusting feed balance.

Feed Dog Height

Procedure to adjust the feed dog height to the specified range above the needle plate.

Needle Bar Height

Adjusting the needle bar height based on the distance between the needle eye and hook tip.

Needle Timing to Hook

Procedure to set the correct timing between the needle and the hook point.

Clearance between Needle and Hook

Adjusting the clearance between the needle and hook point to a specified range.

Backlash between Hook Gear and Lower Shaft Gear

Adjusting the rotary play of the hook point and ensuring smooth gear operation.

Zero Feeding

Ensuring the machine does not feed fabric when the stitch length is set to '0'.

Needle Bar Stop Position (Model 3230)

Adjusting the needle bar stop height for Model 3230 when the machine stops.

Buttonhole Feed Balance

Ensuring equal stitch density on both sides of a buttonhole at neutral pitch balancing.

Buttonhole Length

Adjusting the buttonhole length to be approximately 3 mm longer than the foot setting.

Auto-Stop Buttonhole (Model 3230)

Correcting issues where the auto-stop buttonhole feature stops too early or too late.

Needle Threader Plate Replacement and Adjustment

Procedure for replacing and adjusting the needle threader plate and hook position.

Motor Belt Tension

Adjusting the motor belt tension by bending the belt to a specified depth with pressure.

B-Board and Connector Location (Model 3230)

Identifying the location of the B-Board and its various connectors within the machine.

B-Board and Fuse Replacement (Model 3230)

Instructions for replacing the circuit board (B-Board) and fuse in Model 3230.

Machine Socket Wiring Diagram

Diagram showing the wiring connections for 110-120V and 220-240V machine sockets.