Brother LK3-B430E MARK II - 4-2. Presser arm mechanism; 4-3. Shuttle hook mechanism

LK3-B430E Mark II
12
4. DISASSEMBLY
w
q
e
r
y
r
t
o
!0
!1
u
i
!2
!3
q
e
w
!4
!5
@1
@2
!6
!7
!8
!9
@0
4-2. Presser arm mechanism
1. Remove the set screw q, the needle w and the
needle bar thread guide e.
2. Remove the bolt r and the washer t on each side,
and the presser arm y.
* Pay attention not to let the ball bearing i of the
presser arm support shaft u fall.
3. Remove the flat screw o, the screw !0 and the
feed plate !1.
4. Remove the two flat screws !2, the two screws !3,
and the needle plate !4.
5. Remove the rubber cap !5, the set screw !6, and
the tack width feed shaft !7.
6. Remove the eight screws !8, and the feed bar guide
plate @0 along with the feed bracket !9.
* Pay attention not to let the ball bearing @1 fall.
7. Remove the slide block @2 from the pin.
4-3. Shuttle hook mechanism
1. Remove the bobbin case q by pulling its release
lever.
2. Open the setting claw w on each side, and remove
the shuttle race e along with the shuttle hook r.