– 25 –
o Uneven contact will result in bad
straight material feed and weak
feed force. Puckering is apt to
occur as well.
1) Adjusting the tilt of the presser foot
1
Turn the handwheel and place the feed dog in the position where the
feed dog does not jut out the top surface of the throat plate.
2
Loosen setscrew
and adjust so that the presser foot sole comes in
contact evenly with the throat plate top surface. Then tighten set-
screw
.
(Reference) Accurate adjustment can be made by using two pieces
of thin paper to check for even drawing-out tension.
In addition, even contact of the presser foot with the
throat plate top surface is achieved rather easily by
tightening the screw while pushing the right side of
the presser foot.
2) Adjusting the micro-lifting mechanism of the presser foot
1
When moving presser lifting lever
just a little, perform it with fine
adjustment screw
.
Adjustment Procedure
Results of Improper Adjustment
Summary of Contents for MO-6700D Series
Page 49: ...45 2 Upper looper components...
