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Riccar 304B User Manual

Riccar 304B
22 pages
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Riccar 304B Specifications

General IconGeneral
Drop FeedYes
Free ArmYes
Stitch Length ControlYes
Stitch Width ControlYes
Stitch OptionsDecorative

Summary

Name of Parts

Turning on Light

Hand Wheel Tightening and Loosening

Winding the Bobbin

Needle and Thread Selection Guide

Needle Insertion Procedure

Threading the Needle

Bobbin Case Handling

How to Remove the Bobbin Case

Steps to remove the bobbin case from the shuttle race for cleaning or replacement.

How to Insert the Bobbin Case

Procedure for correctly placing the bobbin case back into the shuttle race.

Threading the Bobbin Case

Sewing Straight Stitches

Preparation for Straight Stitch Sewing

Setting up the machine for straight stitch sewing, including needle plate and presser foot.

Performing Straight Stitch Sewing

Guidance on placing fabric, starting stitches, and sewing straight seams.

Changing Sewing Direction

Instructions on how to alter the direction of the fabric during sewing.

Removing Finished Work

Procedure for safely removing the sewn item from the machine.

Thread Tension Adjustment for Straight Stitches

Upper and Lower Thread Tension Adjustment

Understanding how tension affects seams and adjusting upper/lower threads.

Adjusting Upper Thread Tension

Steps to regulate the upper thread tension using the tension disc.

Adjusting Lower Thread Tension

Instructions for adjusting the lower thread tension via the bobbin case screw.

Adjustment of Stitches and Reverse Sewing

Adjustment of Feed Dog

Adjustment of Pressure to Cloth

Cleaning the Race and Hook

How to Remove the Race and Hook

Steps to disassemble the race and hook for cleaning.

How to Replace the Race and Hook

Procedure for reassembling the race and hook after cleaning.

Cleaning the Feed Mechanism

Manual Zigzag Sewing

Setting Up for Manual Zigzag

Instructions for setting pattern and width regulating knobs for zigzag sewing.

Straight Stitch Sewing Mode

Procedure for setting machine for straight sewing using zigzag controls.

Creating Varied Zigzag Patterns

Combining controls to produce different zigzag stitch patterns.

Regulation of Needle Position

Automatic Zigzag Sewing

Pattern Selection for Automatic Zigzag

Choosing patterns using the pattern selecting dial and rotary profiling plate.

Setting Up Automatic Zigzag

Adjusting knobs for width and position to achieve automatic zigzag stitches.

Straight and Manual Zigzag Settings

How to set controls for straight and manual zigzag sewing.

How to Embroider

Embroidery Preparation

Replacing threads, setting drop-feed, and positioning embroidery spring.

Embroidery Stitching Process

Steps for making stitches, tension, and outline drawing for embroidery.

How to Use the Hemmer

Attaching and Preparing the Hemmer

Attaching the heamer, aligning needle, and preparing the cloth for rolling.

Performing Hemming

Steps for inserting the cloth, making stitches, and holding the cloth for hemming.

Hemming Tips and Practice

How to Make Button Holes

Button Hole Preparation

Setting up the machine, including presser foot and specific knob settings.

Automatic Button Hole Sewing

Step-by-step guide for sewing the four sides of a button hole.

Finishing Button Holes

Procedure for slitting the cloth to complete the button hole.

Sewing on Buttons

Lace Sewing

How to Use the Cloth Guides

Machine Maintenance and Repair

Oiling the Sewing Machine

Importance of oiling, where to apply oil, and oil quality.

Quality of Oil Used

Guidance on using the correct type of oil for the machine.

Care and Adjustment of the Motor

Attaching the Motor to the Machine

Steps for mounting the motor bracket and securing the motor.

Placing the Belt on the Motor

Instructions for fitting the drive belt onto the motor and machine pulleys.

Regulating Belt Tension

Procedure for adjusting belt tension for proper motor operation.

Troubleshooting: Unsatisfactory Conditions

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