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2. EXPLANATION OF THE LK-1901A, COMPUTER-CONTROLLED HIGH-
SPEED EYELET BUTTONHOLE BARTACKING MACHINE
1. Specifications
Different specifications from those of the LK-1900A only are described.
1) Sewing speed .............................................. Max. 3,000rpm
2) Needle ......................................................... DPx5 #14, #16
3) Lifting method of the work clamp foot .......... Stepping motor
4) Lift of the work clamp foot ........................... Max. 17mm
5) Number of standard patterns ....................... 3 patterns
6) Wiper method .............................................. Interlocked with work clamp foot lifter driven by stepping
motor
1) Except for the connection of the work clamp foot bracket unit solenoid, installation of LK-1901A and
preparation of the operation are the same as those of the LK-1900A.
Refter to the instruction manual for the LK-1900A.
2) Connect connector J47 q of the relay cable of the work clamp foot bracket unit with connector J47 w
mounted on the MAIN circuit board inside the control box.
q
w
2. Installation of the sewing machine and preparation of the operation
WARNING :
Be sure to perform the work with two persons or more when moving the sewing machine.
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