Position Of Winding The Needle Thread At The Start Of Sewing; Opening Timing Of The Needle Thread Trimmer - JUKI LBH-1700 Series Engineer's Manual

(22) Position of winding the needle thread at the start of sewing

Position where the top end of the needle thread trimmer is located on the right side by 2 ± 1 mm (1 to 3 mm)
from the center of the knife groove at the start of sewing

(23) Opening timing of the needle thread trimmer

The period of retaining the needle thread is 1 to 3 mm from the start of sewing. (Then, adjust the timing so
that the trimmer gradually opens.)
Standard Adjustment
2 ± 1 mm
b
Needle thread
locking bracket
−
Lengthen
Shorten
Setscrews
26
−
2 ± 1 mm