Adjusting The Holding Pressure (Be-438F); Adjusting The Position Of The Button Clamp (Be-438F); Adjusting The Thread Trimmer Cam Position - Brother KE-430F Service Manual

11-12. Adjusting the holding pressure (BE-438F)

11-13. Adjusting the position of the button clamp (BE-438F)

11-14. Adjusting the thread trimmer cam position

Loosen the nut (1) and turn the nut (2) to the point where it is
just tight enough that the material will not slip out of place
when it is slightly pulled (keeping pressure as slight as
possible).
2387B
1. Loosen the two bolts (1) and adjust the button clamp
base (2) by moving it.
2. Carry out test feeding to check that the needle will go
through the button hole with no contact.
2388B
1. Remove the top cover.
2. Loosen the two set screws (1), and then adjust the
position of the thread trimmer cam (3) so that the distance
between the edge of the collar shaft (2) and the edge of
the thread trimmer cam (3) is 0.5 - 0.7 mm. After adjusting,
tighten the two set screws (1).
2736B
KE-430F, BE-438F
11. ADJUSTMENT
113