Jack JK-SHIRLEYIIE, Operation And Daily Service Manual

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Adjustment of feed dog
Height adjustment for feed dog
Unscrew the braces screw
For light fabric, appropriately
adjust feed dog lower
For heavy fabric, appropriately
adjust feed dog higher .After
finishing ,tighten the screws.
Adjustment for feed dog gradient
Unscrew the screw,turn the brace
and adjust the eccentric shaft, it can
adjust teeth front or back,high or
low.This step depend on different
fabric.
Front or back for feed dog
Adjust the needle spacing to
maximum, unscrew the braces screw,
and it can adjust feed dog front and
back, when the machine is running,
please pay attention to the teeth
front and back and can not touch the
throat plate ,and feed dog left and
right also can can not have the
friction with needle plate.
Change the presser footer:
loose the footer screw then can change
the presser footer.
Adjust the footer and needle:
When the needle is not in the middle of the
presser footer ,or the feed dog is in low
position. Unscrew and adjust the presser to
the right position . Then tighten it.
Adjusting the pressure of
the presser footer:
Lifting the footer, put the fabric below the footer,
put down the footer, pull the fabric by hand, if
the fabric can be easily pull out, so need increase
the pressure of the footer. Loose the press rod
nut, rotate it in the clockwise direction, if you
want to reduce the pressure, please rotate it in the
anticlockwise direction.
Footer protect:
When the machine work without
fabric, must move up the presser
footer protection wrench, lift the
footer, can reduce the ware rate of
the teeth and presser footer.
Adjustment of the presser foot lifter
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