Jack JK-SHIRLEYIIE, Operation And Daily Service Manual

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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