9-21. Adjusting the thread nipper motor position
1
With the power switch turned off, turn the pulley in the direction of the arrow to set the needle to the needle up stop
position (near the highest thread take-up position).
2
Open the shuttle race base cover and remove the shuttle race base, shuttle hook and bobbin case assembly.
3
4
5
(3)
(1)
(2)
(4)
KE-430HX/KE-430HS, BE-438HX/BE-438HS
While pressing the menu key, turn on the power switch.
・ If "Nipper adjustment" is selected in the adjustment
menu screen, the display will switch to the nipper
adjustment screen.
After switching to the nipper adjustment screen, touch the
"Standby position" setting value (1) or the "Nipping
position" setting value (2) to select it.
・ When a setting value is touched, it is highlighted in
black, and the value can then be changed.
Touch the check key
・ Home position detection will be carried out based on
the currently-displayed offset value.
*
When the reset key
value which is selected at the time will be reset to "0",
and the thread trimmer motor will then carry out home
position detection.
9. ADJUSTMENT
(3).
(4) is pressed, the offset
152