JUKI LH-4500C Series Instruction Manual page 127

Place the multi-layered section of material under the presser foot, and press  .
4)
❾
<Multi-layered section changeover function ON
sensor value teaching screen>
The value of ❾ is automatically calculated, and that value becomes the "threshold" for the
multi-layered section detection. The value is adjustable with
item.
If the "threshold" is decreased, the multi-layered section can be detected earlier. Be
aware that, excessively decreased threshold can cause a faulty detection.
 is pressed, the "multi-layered section changeover function ON sensor value screen"
Press
is displayed.
<Multi-layered section changeover function ON sensor
value screen>
 

– 122 –
according to the sewing
Check that the "threshold" you have set
is entered. Then, press
confirm the setting. Note that the "threshold"
can be directly entered or corrected on this
screen.
MAX : 3000
MIN : 1000
The initial value of "threshold"
for the multi-layered section
detection is a rough indication.
The threshold should be finely
adjusted according to the actual
sewing conditions such as the
item to be sewn.
 again to