Adjusting The Looper Thread Trimmer Mechanism; Adjusting The Looper Thread Trimmer Solenoid - JUKI MF-7500 series Instruction Manual

%. aDjuStING tHE LooPEr tHrEaD trIMMEr MEcHaNISM

WarNING :
to protect against possible personal injury due to abrupt start of the machine, be sure to start the
following work after turning the power off and ascertaining that the motor is at rest.
3
2
1
18 mm
@0
@1
!9
– 8 –
1. adjusting the looper thread
trimmer solenoid
1) Stroke of looper thread trimmer solenoid 3 is 17.5
± 0.5 mm. When adjusting the stroke, loosen set-
screw 2 of collar 1 and move collar 1 to the right
or left to adjust.
2) After adjusting the stroke, loosen screw @0 from the
lower side, and move collar !9 to the left and right
to adjust so that the distance between rubber cush-
ion @1 and UT base is 18 mm.