Brother KE-430B Instruction Manual page 41

10-7-1. Replacing the movable knife and fixed knife
e
r
t
y
0144Q
1. Open the large shuttle hook cover, remove the screws q and w, and then remove the feed plate e.
2. Remove the two screws r and the two screws t, and then remove the needle plate y.
3. Remove the thread trimmer connecting rod u from the connecting rod lever pin i.
!2
!1
0146Q
4. Remove the movable knife o and replace it with a new one. At this time, check that the movable knife o
and the fixed knife !0 cut the thread cleanly. If necessary, adjust by using the appropriate movable knife
washer !1 (supplied as accessories).
* Apply grease to the outside of the collar !2 at this time.
5. Install the fixed knife !0 at a distance of 0.5 mm from the needle hole plate !3 .
6. Place the thread trimming connecting rod u onto the connecting rod lever pin i, and then install to the
needle plate y.
w
q
o
!0
KE-430B, 431B, 432B, 433B
y
u
!0
10. STANDARD ADJUSTMENTS
i
0.5mm
0145Q
!3
0147Q
35