Kenmore 16951 Model 385 Zigzag Sewing Machine Owner's Manual (P/N 650800012)

The 56-page original factory owner's handbook details the operation, maintenance, and parts identification for the 1980s Kenmore 16951 (Model 385-series) zigzag sewing machine. As an official Sears Canada publication (Part No. 650800012, originally printed in Taiwan), it provides the exact manufacturer specifications required for workshop maintenance and daily troubleshooting.

• 24 distinct component illustrations and exploded-view parts diagrams
• Troubleshooting performance charts for mechanical diagnostics
• Needle and thread compatibility tables based on fabric weight
• Authorized maintenance and adjustment procedures for standard variants

Operating Procedures and Maintenance

This guide maps out the setup and mechanical use of the 385-series. It breaks down the threading sequence for both the bobbin and top thread, alongside presser foot installation and pressure regulator adjustments. You will find the exact factory guidelines for configuring stitch width and length, including optimal settings for varying fabric weights. Before performing any internal maintenance or checking the electrical components, always disconnect the machine from power to prevent accidental startup or electric shock. The performance troubleshooting section isolates common malfunctions—like skipped stitches, thread breakage, or feed dog issues—matching probable causes with their direct mechanical corrections. It also covers periodic care. Clear diagrams show how to access the face cover, arm, and underside mechanisms for shuttle maintenance, feed dog cleaning, and internal lubrication.

Technical References and Specifications

The documentation provides critical specifications for matching needle types and thread sizes to fabric loads, ranging from lightweight batiste to heavy upholstery canvas. Technicians will find standard stitch length settings, such as the baseline 10 to 12 stitches per inch for medium-weight fabrics. Electrical requirements for the motor and lighting circuit are confirmed at 110–120 volts AC. An included parts list aids in quick component lookups, making it easier to source replacements for the bobbin box, foot control, or specific guide feet. The manual logs reference values for tension control and stitch length adjustments regarding buttonholes, blind hemming, and stretch stitching. The service data provided within the publication is intended as a technical reference, and all hands-on adjustments should align with standard safety practices for motorized equipment.