−26 −
Actions under each setting state
1 Used as the normal reverse feed stitching touch-back switch.
2 Used for reinforcing seam (press sewing) of the pleats. (It works only when the sewing machine is running.)
3 Used for reinforcing seam (press sewing) of the pleats.
(It works either when the sewing machine stops or when the sewing machine is running.)
4 Used as starting switch for reverse feed stitching at the sewing end.
(Used as the substitute for thread trimming by depressing back part of the pedal. It works only when the sewing
machine is running. It is especially effective when the sewing machine is used as the standing-work machine.)
5 Used as starting switch for reverse feed stitching at the sewing end.
(Used as the substitute for thread trimming by depressing back part of the pedal. It works either when the
sewing machine stops or when the sewing machine is running. It is especially effective when the sewing
machine is used as the standing-work machine.)
1
2
3
4
5
No.30
0
1
1
1
1
No.32
0 or 1
0
1
0
1
No.33
0 or 1
0
0
1
1
It works as normal touch-back switch.
When operating touch-back switch at the time of depressing front part of the
pedal, reverse feed stitching as many as the number of stitches specified by the
function setting No. 31 can be performed.
When operating touch-back switch at the time of either stop of the sewing machine
or depressing front part of the pedal, reverse feed stitching as many as the number
of stitches specified by the function setting No. 31 can be performed.
When operating touch-back switch at the time of depressing front part of the pedal,
automatic thread trimming is performed after reverse feed stitching as many as the
number of stitches specified by the function setting No. 31 has been performed.
When operating touch-back switch at the time of either stop of the sewing machine
or depressing front part of the pedal, automatic thread trimming is performed
after reverse feed stitching as many as the number of stitches specified by the
function setting No. 31 has been performed.
Function setting
Output function
Application
!9 Function of reverse feed stitching on the way (Function setting Nos. 30 to 33)
Functions of the limit of number of stitches and thread trimming command can be added to the touch back
switch on the sewing machine head.
Function setting No. 30 Function of reverse feed stitching on the way is selected.
0 : off Normal back-tack function
1 : on Function of reverse feed stitching on the way
Function setting No. 31 Number of stitches performing reverse feed stitching is set.
Setting range
0 to 19 stitches
Function setting No. 32 Effective condition of reverse feed stitching on the way
0 : off Inoperative when the sewing machine stops.
(Reverse feed stitching on the way functions only when the sewing
machine is running.)
1 : on Operative when the sewing machine stops.
(Reverse feed stitching on the way functions both when the sewing
machine is running and stops.)
(Caution) Either condition is operative when the sewing machine is running.
Function setting No. 33 Thread trimming is performed when reverse feed stitching on the way is completed.
0 : off Without thread trimming
1 : on Thread trimming is executed.
30
0
31
4
32
0
33
0
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