11. REGULATING PRESSURE ON PRESSER FOOT
In order to effect smooth feeding of the drop feed, it is necessary to increase or decrease
the pressure of the presser foot according to the thickness or thinness of the materials. It
is advisable to use a button type regulator.
For sewing thick material, press downs the sleeve of the regulator (Fig. 21-1) to increase
the pressure. For sewing thin material, press downs the screw sleeve of the regulator (Fig.
21-2) instead to decrease the pressure.
For Model: KW-505, regulate the pressure according to Fig. 22. To increase the pressure,
turn the pressure adjusting screw in the direction of arrow A and to decrease in the
direction of arrow B.
Fig. 21
Fig. 22
12. ADJUSTING THE FEED DOG HEIGHT
The height of the feed dog is adjusted by switching the drop feed knob. When the thin
fabric being sewn, the feed dog should be set lower. Turn the knob counter clockwise in
order to decrease the height and clockwise to increase the height (Fig. 23).
Fig. 23
13. EMBROIDERING
(1) Change the needle for one of No.9-11.
(2) Move the stitch shifter to the median line on the stitch indicator.
(3) Pull up the presser foot lever, loosen the presser foot screw and take off the presser
foot.
(4) Open the bed slides and fixes the feed cover plate on the needle plate (Fig. 24). Make
sure that the needle is pointing at the hole of the feed cover plate.
(5) After upper threading, put down the presser foot lever and catch the bobbin thread in
the feed cover plate. After the thread take-up lever is raised to its highest, it is not
suitable to leave an end of the upper thread longer than 2cm, for precaution against
hitch of thread in the shuttle race.
(6) Put the fabric to be embroidered into the embroidery frame, fix it tight and even to
avoid wrinkles.
