Performing Bobbin Thread Trimmer Origin Adjustment - JUKI LBH-1790 Instruction Manual

34-3 Performing bobbin thread trimmer origin adjustment

1 Display the bobbin thread trimmer origin
adjustment screen.
When BOBBIN THREAD TRIMMER ORIGIN
ADJUSTMENT button
program screen is pressed, the bobbin thread
trimmer adjustment screen is displayed.
2 Perform the bobbin thread trimmer origin
adjustment.
When OPERATION button
the bobbin thread trimmer is actuated to the
positions below and the pictograph showing the
position is displayed in gray.
C : Release position (Initial value : - pulses)
D : Waiting position (Initial value : 0 pulse)
E : Thread trimming position
(Initial value : 0 pulses)
F : Thread holding position
(Initial value : 0 pulse)
Data of the respective positions can be changed
with - or + button
When ORIGIN RETRIEVAL button
pressed, the origin retrieval can be performed
from any position.
When CANCEL button
the contents of change can be memorized in
EEPROM of the machine head and the screen
returns to the check program screen.
* For the details of adjustment, refer to the
Engineer's Manual for LBH-0.
(A) on the check
(B) is pressed,
or (G or H).
(I) is
(J) is pressed,
D
E
F
G
H
–  –
A
J
I
C
B