– 42 –
@2
Function of soft-down of presser foot (with aK device only) (Function setting Nos. 70 and 49)
Ths functon can softly lower the presser foot.
Ths functon can be used when t s necessary to decrease contact nose, cloth defect, or slppage of cloth
at the tme of lowerng the presser foot.
Note : Change the time of function setting No. 49 together at the time of selecting the function of soft-
down since the sufficient effect cannot be obtained unless the time of function setting No. 49 is
set longer when lowering the presser foot by depressing the pedal.
0 to 500 ms
< 10 ms >
0 : Functon of soft-down of presser foot s not operatve. (Presser foot s
rapdly lowered.)
1 : Selecton of functon of soft-down of presser foot
4 9
4
1
0
7 0
0
@4
retry function (Function setting No. 73)
When the retry function is used, if the sewing material is thick and not pierced with needle, this function
makes the needle perce n the materal wth ease.
0 : Retry functon s not provded.
1 - 10 : Retry functon s provded.
1: Needle-bar returnng force before operatng the retry functon: 1
(small) - 10 (large)
@3
Function of reducing speed of reverse feed stitching at the start of sewing (Function setting No. 92)
Functon to reduce speed at the tme of completon of reverse feed sttchng at the start of sewng : Normal
use dependng on the pedal condton (Speed s accelerated to the hghest wthout a break.)
This function is used when temporary stop is used properly. (Cuff and cuff attaching)
0 : Speed s not reduced.
1 : Speed s reduced.
Sew without stopping
without a break.
temporary stop
9 2
0
7 3
1
@5
Presser foot lifting solenoid suction time setting (Function setting No. 84)
Suction time of presser foot lifting solenoid can be changed. When heating is great, it is effective to lessen
the value.
(Caution) When the value is excessively small, malfunction will be caused. So, be careful when chang-
ing the value.
Settng range : 50 to 500 ms < 10 ms >
8 4
5
2
0
@6
Function of pedal curve selection (Function setting No. 87)
Ths functon can perform the selecton of the curve of number of rotaton of the sewng machne aganst
the depressng amount of the pedal.
Change to this function when you feel that inching operation is hard or that pedal response is slow.
Number of rotation
(sti/min)
Pedal stroke (mm)
0
1
0 : Number of rotaton of the sewng
machne n terms of the depressng
amount of the pedal ncreases lnearly.
1 : Reacton to ntermedate speed n
terms of the depressng amount of
the pedal s delayed.
2 : Reacton to ntermedate speed n
terms of the depressng amount of
the pedal s advanced.
8 7
0
@7
Initial motion uP stop position move function (Function setting No. 90)
Effective/ineffective of automatic return to UP stop position immediately after turning ON the power can be set.
0 : Ineffectve
1 : Effective
9 0
0
2
