Mini Lock Fr-850 Manual — |top|

, making it significantly heavier (approx. 22 lbs) than its "mini" name suggests. : Capable of up to 1300 stitches per minute Critical Manual & Maintenance Insights Seeking vintage serger manual - Sewing Pattern Review

To sew elastic directly onto a bathing suit without tunneling, set differential to 1.4, upper looper tension to 5, lower to 4, needles to 3. The manual provides this as a "recipe" rather than a rule. Mini Lock Fr-850 Manual