Jack JK-SHIRLEYIIE, Operation And Daily Service Manual

Presser foot lifter

 Thread tension device

Press                and it can open or close small thread tension device easily

1.

After the user press the

 ,and it press the          at the same time,it will enter into system

parameter modification mode 

2.

P19:choose clamp thread function:(0:off,1:on)

    P1A:Angle for clamping thread start 

   P1C:Angle for clamping thread finish

Bar tacking

Front reinforce stitching switch

Behind reinforce stitching switch

Technology source parameter modification mode

P13:the  needle  tracing  compensation A  for  front  reinforce  stitching

P14:the  needle  tracing  compensation  B  for  front  reinforce  stitching 

P15:the needle tracing compensation A for behind reinforce stitching

P16:the needle tracing compensation B for behind reinforce stitching

1. 

Press this button continuously, this function of auto-presser foot 

lifter can be cycling switch between -“function on in middle 
way/function off ”and -“function on after thread trimming and stop/ 
function off ”.Suitable for many different operation customs, and 
different procedure of sewing demands.

2.

Press and hold button             ,press button              at the same time , 

enter into “system programmer parameter mode”

4

P78-53revise as P78-200(solenoid full output strength time)

    P79-05revise as P79-04(full output strength connect time)

    P7A-05revise as P7A-06(full output strength disconnect time)

.

P44:Delay time of presser foot lifter down 

This parameter is defined as the interval time between the presser lifter down  
and the begin of sewing . the bigger of the numerical value ,the speed of starting, 
sewing the smaller the numerical value , the speed of starting sewing is faster.

3.

“system programmer parameter” P35: setting of presser foot lifter position 

Needle positioning mode

When we swith on the power, If indicator light is off, it means needle up,
If indicator light is on, it means needle down

Note:

During stitching, if you want to change the needle positioning according to 
your requirement,please stop the machine,make sure the pedal in the original 
position, then press the needle positioning button to change as you want.

If indicator light is off 
it means needle up

If indicator light is on
it means needle down

The pedal is in the 
original position

Needle Up 

Needle Down

Application of needle position

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