Sewing Machine Repair, Hook Timing & COA Tune-Ups
Precision mechanical & computerized bench service for domestic, quilting, embroidery, and serger machines across Palmdale and Lancaster. Bring your machine to 818 E. Palmdale Blvd.
What Happens During a Full Bench COA Service
Every sewing machine Clean, Oil & Adjust (COA) starts with removing lint compacted under the feed dogs and rotary hook, inspecting gears and belts, polishing needle strikes out of the shuttle race, and test-sewing straight, zigzag, and stretch samples on real fabric.

Sewing Machine Diagnostics & Turnaround
Skipped stitches, breaking thread, or timing off
Hook-to-needle timing calibration under magnification, burr polishing on needle plate/hook, and full stitch test.
Bird-nesting underneath, bobbin jam, or tension loops
Bobbin case spring calibration, upper tension disc floss & reset, feed dog height check, and test sew-out.
Dead foot pedal, slow motor, or gear noise
Foot control potentiometer/cord test, motor belt & drive gear inspection, and speed control calibration.
Clean, Oil & Adjust (COA) full bench tune-up
Lint extraction from raceway, synthetic precision oiling, computerized sensor check, and multi-fabric test sample.