JUKI MOL-254 Engineer's Manual page 99

Adjustment Procedures
6. Loosen fixing screw
height portion, insert the slotted screwdriver into the shaft
hole in sensor gear of difference in height portion
turn the shaft of potentiometer
7. Fix sensor gear of difference in height portion
potentiometer at the position where the level meter on the
panel is displayed on scale 3 to 5 and the level meter
surely increases when further lifting the detector plate of
difference in height portion in case where there is no belt
loop.
8. When further lifting detector plate of difference in height
portion , the loop feeding roller starts moving. Adjust
screw of detector lever stopper of difference in height
portion at this position.
in the sensor gear of difference in
.
92
− −
Results of Improper Adjustment
, and
○ The position where the loop
to the
feeding roller starts moving is
the position determined by
software. Be sure to adjust with
the stopper. If the positions do
not match each other, the loop
feeding roller fails to work.