JUKI LK-1900A Series Engineer's Manual page 66

6) CP-6 (work clamp foot/thread trimmer motor/origin sensor check)
Inching operation of the work clamp foot/thread trimmer motors, operation of origin retrieval, and the status of
origin and thread trimmer sensors are displayed.
1. Preparation
In the first place, the
After operation for preparation, the sewing LED is turn on.
2. Operation
Origin retrieval of the work clamp foot/thread trimmer motors is carried out by the use of the Start SW.
7) CP-7 (Needle thread clamp motor / origin sensor check)
Inching operation of the needle thread clamp motor, operation of origin retrieval, and the status of needle thread
clamp origin sensor and needle thread clamp sensor are displayed.
1. Operation
Origin retrieval of the needle thread clamp motor is carried out by the use of the Start SW.
key is pressed to carry out origin retrieval of needle thread clamp.
According to the status of the thread trimmer sensor, "0" or "1" is displayed.
According to the status of the work clamp foot origin sensor, "0" or "1" is displayed.
Using the
motors are driven in the directions of +/- for each pulse.
Using the
1
driven to each specified position.
2
Work clamp foot rising position
Work clamp foot lowering position (lowering position during
3
pedal operation)
4
Thread trimmer position
Work clamp foot lowering position (lowering position after thread
5
trimming)
Wipe-out position
Driving in reverse rotation is conducted when the
pressed with the
(Caution) This feature is available after the completion of ori-
According to the status of the needle thread clamp sensor, "0" or "1" is displayed.
According to the status of the needle thread clamp origin sensor, "0" or "1" is
displayed.
Using the
driven in the directions of +/- for each pulse.
Using the
1
each specified position.
2
3
4
(Caution) This feature is available after the completion of
– 62 –
and keys, the work clamp foot/thread trimmer
key, the work clamp foot/thread trimmer motor is
key kept pressed.
gin retrieval of the work clamp foot/thread trimmer
motors with the Start SW.
and keys, the needle thread clamp motor is
key, the needle thread clamp motor is driven to
Standby position (front side)
Needle thread bending position
Needle thread clamp position
Refuge position (rear side)
origin retrieval of the needle thread clamp motor
with the Start SW.
key is