Position Of The Starting Safety Arm; Adjusting The Starting Safety Hook - JUKI LBH-1700 Series Engineer's Manual

Standard Adjustment

(13) Position of the starting safety arm

Clearance provided between the starting safety arm and the presser bar lever is 0.3 to 0.8 mm.
Starting safety hook
Stopper
Nut
0.3 to 0.8 mm

(14) Adjusting the starting safety hook

Starting sensor plate
Starting safety lever
Starting sensor
0.5 ± 0.2 mm
Starting safety hook
Starting lever
Nut
Stopper screw
16
− −