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Standard Adjustment
5) Amount of alternating vertical movement of the walking foot and presser foot (Balance between the
lifting amounts of the presser foot and walking foot)
Align the marker dot
engraved on the top
feed arm with the graduation [L] on the hand-
wheel. Then, fasten the upper feed cam
clamping screw
.
Requirements:
• The dial for setting the amount of alternat-
ing vertical movement of the walking foot
and presser foot should be set to [1].
• The stitch dial should be set to the maxi-
mum value on the scale.
• The sole of the presser foot should rest on
the throat plate.
• Make the walking foot come in contact with
the feed dog.
• The upper feed timing has already been
properly adjusted before the adjustment of
the amount of alternating vertical move-
ment of the walking foot and presser foot.
Hand-wheel
Hand-wheel
Upper feed cam
Converting unit of amount of alternating vertical movement of
the walking foot and presser foot
A
B
