Brother KE-430F Series, Service Manual, Page: 129 / 184

11. ADJUSTMENT
119 KE-430F, BE-438F
11-18-2. Work clamp lift motor home 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
While pressing the keys simultaneously, turn on
the power switch.
・
"orG" will flash in the PROGRAM No. display and the
currently-recorded offset value will be displayed in the
menu display.
3 Press the SELECT key until the THREAD/CLAMP indicator
illuminates.
4
Depress the foot switch to the 2nd step (for a 2-pedal foot switch,
depress the start switch).
・
Home position detection for the work clamp lift motor will be carried
out based on the currently-displayed offset value.
・ "orG" will illuminate in the PROGRAM No. display.
* If you press the RESET key for 2 seconds or more at this time, the
offset value will be reset to "0" and home position detection for the
work clamp lift motor will be carried out.
5
1. Remove the top cover. Press the key until the
TR-driving lever (1) is at the position where it starts
moving backward to set the offset value (-80 to 20).
(The TR-driving lever (1) will operate according to the
offset value.)
The offset value in the menu display will flash, and
“JoG” will illuminate in the TENSION display.
2. Press the key once to reduce the offset value by 1.
(Continued on next page.)
2797B 2789B
2798B 2401B
4441Q 2634B
3007B 2800B 2801B 2899B
For example, if the offset value is -2
2nd step