Kenmore Overlock Machine 385.16644 Owner's Manual

The official 1999 OEM manual (P/N 788800090) for the Kenmore 385.16644 Overlock machine serves as the baseline reference for servicing this 385-series serger. Across 114 pages, it delivers the exact factory specifications required for bench work, troubleshooting, and daily shop operations on 2, 3, and 4-thread configurations.

• Provides essential setup data for thread paths, tension adjustments, and upper knife positioning
• Includes 56 operational diagrams and 16 detailed thread-path illustrations
• Features comprehensive machine-setting specification tables mapping fabric types to needle sizes

User Guide and Maintenance Structure

Accurate threading and feed timing make or break a serger's performance. This documentation breaks down the machine setup from the ground up. You get clear visuals for identifying specific thread paths and dialing in differential feed ratios. The text covers the integration of specialized attachments, such as the blind stitch and elastic feet. It also details routine shop tasks. You will find the exact procedures for replacing needles, repositioning the upper knife, and performing deep internal cleaning of the looper area.

Technical Specification Highlights

Guesswork costs time on the bench. The manual provides hard data through reference tables for overedge width and differential feed settings. Need to know the tension ranges for a 4-thread heavy denim run versus a 3-thread lightweight organza edge? The cross-reference charts map it out precisely. Service-relevant metrics include the 15-watt bulb requirement and the 1300 RPM maximum speed threshold. Please note that these specifications are provided for reference and adjustment purposes; always consult a certified technician before undertaking internal electrical or mechanical repairs to ensure safe operation.