While you wait for answers, we may have found some information which could help you.
Click here for Lcd Screen FineWhy won't Sears Kenmore 158.14001 stitch length turn?
How do I troubleshoot a Kenmore sewing machine 1972 zig zag?
Did I Break My Kenmore LCD Adjustment Knob?
Where do i oil my Kenmore 6 stitch model # 158 13400 ?
Kenmore sewing machine #15814300?
What size motor does this model have 158.14300 ?