JUKI HZL-X Series - Straight Stitch Slide Plate Sensor PCB

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6-21-2 Straight stitch slide plate sensor PCB
○
Remove the throat plate.
Adjustmentprocedure
1. Temporarily tighten the setscrew
1
of the straight stitch slide plate sensor PCB.
2. Attach the throat plate. Slowly move operating lever
3
of straight stitch slide plate
2
tondthepositionat
whichstraightstitchslideplatechangesoveritsmodetothe"straightstitchselection".(Buzzersoundsat
the moment of changeover.)
3. Change the position of straight stitch slide plate sensor PCB
4
bymovingitinthedirectionofthearrowto
adjustthechangeoverpositiontothepositionasshowninFig.A.
4. Tighten the setscrew
1
of the straight stitch slide plate sensor PCB.
 5.Attachthethroatplate.Checktobesurethatthesewingmachineoperatesnormally.
(Caution) • Release the "straight stitch selection" of straight stitch slide plate
2
to enable the use of the
normal needle slot in throat plate when attaching/removing the throat plate. The normal needle
slot can be used by moving operating lever
3
to the right.
• Take care not to allow sensor lever
5
to hit against the sensor. If the lever hits against the sen-
sor, sensor can break.
• If the actuating force of operating lever
3
in the case of the throat plate only and that in the
case the throat plate is attached to the sewing machine differs signicantly, check to make
sure that sensor lever
5
does not come in contact with the sensor. If the lever comes in con-
tact with the sensor, re-adjust the position of straight stitch slide plate sensor PCB
4
.
2
3
5
1
4
⇨
When the mode changes over to the "straight stitch selection", the buzzer
sounds and the needle hole display on the panel changes.
2
Top end of straight stitch
slide plate
2
is aligned with
the edge of needle slot in the
throat plate. (0 ± 0.2 mm)
Fig. A