– 39 –
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Compensation of neutral point of the pedal (Function setting No. 45)
Compensation value of neutral point of the pedal is indicated. Setting of the compensation value of neutral point
of the pedal is performed by the automatic compensation of neutral position of the pedal function.
Adjusting range
-15 to 15
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Holding time of lifting presser foot (Function setting No. 47)
Solenoid type presser foot lifter (No. 46 0) can adjust the holding time control of lifting presser foot.
This function automatically lowers the presser foot when the time set with the setting No. 47 has passed after
lifting the presser foot.
When the pneumatic type presser foot lifter (No. 46 1) is selected, the holding time control of lifting presser foot
is limitless regradless of the set value.
Setting range
10 to 600 sec <10 / sec>
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Compensation of timing of the solenoid for reverse feed stitching (Function setting No. 51 to 53)
When the normal and reverse feed stitches are not uniform under the automatic reverse feed stitching action,
this function can change the ON / OFF timing of the solenoid for back tack and compensate the timing.
1. Compensation of on-timing of solenoid for reverse feed stitching at the start of sewing (Function setting No. 51)
On-timing of solenoid for reverse feed stitching at the start of sewing can be compensated by the unit of
angle.
Adjusting range
-36 to 36 <1 / 10
°
>
2. Compensation of off-timing of solenoid for reverse feed stitching at the start of sewing (Function setting No. 52)
Off-timing of solenoid for reverse feed stitching at the start of sewing can be compensated by the unit of
angle.
Adjusting range
-36 to 36 <1 / 10
°
>
4
5
0
4
7
6
0
6. Pedal stroke for reaching the maximum number of rotations (Function setting No. 44)
Stroke between the pedal in its neutral position and the position where the sewing machine reaches at its
highest speed can be adjusted.
Adjusting range
1.0 to 15.0 [mm] <0.1 / mm>
7. Pedal stroke 1 for starting thread trimming (Function setting No. 48)
Stroke between the pedal in its neutral position and starting position of thread trimming can be adjusted.
(Standard type, or when the function of lifting presser foot by knee switch is provided.)
Adjusting range
-6.0 to -1.0 [mm] <0.1 / mm>
4
4
1
5
0
4
8
-
3
5
Set value
Compensation angle
Number of sitches of compensation
-36
-360
°
-1
-18
-180
°
-0.5
0
0
°
0
18
180
°
0.5
36
360
°
1
* When the point before 1
stitch is regarded as 0
°
,
compensation is pos-
sible by 360
°
(1 stitch) in
front and in the rear.
360°
180°
0°
-180°
-360°
5
1
-
6
360°
180°
0°
-180°
-360°
5
2
-
4
Set value
Compensation angle
Number of sitches of compensation
-36
-360
°
-1
-18
-180
°
-0.5
0
0
°
0
18
180
°
0.5
36
360
°
1
