MECHANICAL ADJUSTMENT
PRESSER BAR HEIGHT AND ALIGNMENT
When the presser foot is raised, the clearance between the presser foot and the needle plate
should be 6.0 mm.
When the presser foot is lowered, the edge of the foot and the feed dog window on the needle
plate should be parallel.
1. Remove the face cover and raise the presser foot.
Loosen the setscrew to adjust the presser foot height (6.0 mm) and the presser foot
alignment.
2. Tighten the setscrew firmly.
3. Install the face cover.
Setscrew 4x8
[Height of presser foot]
Presser foot
Needle plate
6.0 mm
Feed dog
9
Presser bar lifter
[Presser foot alignment]
Should be
parallel
MODEL 520