−
67
−
12) Cloth cutting knife plural action setting (Memory switch Nos. 21 and 22)
When you desire to make a buttonhole larger than the knife size actually installed, you can make it by
means of plural actions of the knife.
No. 21 : Cloth cutting knife size
This switch sets the knife size actually installed.
No. 22 : Cloth cutting knife plural motion function
0 : Without plural motions
1 : With plural motions
* If this setting is performed, all patterns perform plural motions.
If you desire to sew cloth cut length (data No. 1) smaller than the knife size actually installed, “Error
15” will appear.
Example) When making a hole of 25.4 mm (1 inch) with a knife of 12.7 mm (1/2 inch) :
1. Memory switch No. 21 : Set the cloth cutting knife size to 12.70.
2. Memory switch No. 22 : Set the plural motion function to “1 : With”.
3. Turn OFF and ON the power.
4. Data No. 1 : Set the cloth cut length to 25.40.
5. Press [Ready] key to start the sewing machine.
Actuate the knife three times during sewing to make a hole of 25.4 mm.
* Overlapping amount, when actuating the knife plural times, is 2 mm.
13) Selection of 1/2 pedals for auto-lifter (Memory switch No. 29)
This switch is set when using 2-pedal type for standing work.
0 : 1-pedal (Including treadle type presser lifter)
1 : 2-pedals for standing work
14) Data setting change prohibition function (Memory switch No. 31)
This switch is used when letting the operator not change the data setting.
0 : Change permitted
1 : Change prohibited
* Change of needle thread tension cannot be prohibited.
2
1
4
0.
0
0
2
2
0
2
9
0
3
1
0
Summary of Contents for LBH-1700
Page 1: ...R ENGINEER S MANUAL 29339504 No 04 Electronic Buttonholing Machine LBH 1700 Series ...
Page 55: ... 51 MEMO ...
Page 124: ... 120 ...
