
– 53 –
1. Loosen the setscrew
.
2. Lightly tighten the pressure adjusting screw
and give a pressure
to the slide plate bearing
. At that time, move the presser foot slide
plate
vertically, making sure that uneven application of torque can
be avoided.
3. Tighten the setscrew
.
(Caution) 1. When the setscrew
is tightened, pressure kept
applied to the slide plate bearing
is changed.
Therefore, when the setscrew
is tightened, examine
the amount of the slippage torque.
2. The pressure adjusting screw
is not attached to
the sewing machine.
Adjustment Procedures
Results of Improper Adjustment
o If normal pressure is too strong,
vertical movement of the presser
cannot be accomplished normally.
o If normal pressure is too weak,
rattling will be caused and feeding
accuracy will be lowered.