JUKI LK-1903B User Manual

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14. Adjusting the vibration of the button feeder
1) Turn ON the power to the device.
2) Set the button feeder adjusting variable resistor
󱀁
to its
intermediate position.
3) If the feeder does not vibrate adequately, turn sensitivity
adjustment variable resistor
󰿿
until it reaches the
position to allow the feeder to vibrate most. Then turn
sensitivity adjustment variable resistor
󱀀
and make a ne
adjustment so that vibration of the feeder is maximized.
4) Adjust the ow of buttons using the button feeder adjusting
variable resistor
󱀁
.
(Caution)
 Sensitivityadjustingvariableresistor
󱀀
isvery
delicate. Itisadvisable toplacebuttons withflat
bottominthefeederbowl,andadjusttheflow
ofbuttonswhilecheckingtheactualflowofthe
buttons.Thiswillallowyou toadjusttheflowof
buttonswithease.
Positioningstopperscrew
Feedplate
Pan
Triple-pawl
0.5mm
0.5mm
European
specication
15. Adjusting the feeder bowl components
(1) Guide plate
1) The appropriate clearance between the button top face
and guide plate
󰿿
is approximately 0.7 mm.
2) Loosen screws
󱀀
, and move guide plate
󰿿
up and down
to adjust the clearance appropriately.
Button
󰿿
󱀀
󰿿
󱀀
󱀁
󱀁
󰿿
󱀀
BR35

JUKI LK-1903B Specifications

General

Brand	JUKI
Model	LK-1903B
Category	Sewing Machine
Language	English