Needle Bar Mechanism - Brother LK3-B430E Mark II Service Manual

4. DISASSEMBLY

4-4. Needle bar mechanism

e
w
i
u
!1
!0
!3
r
1. Remove the rubber cap q.
2. Loosen the screw of the needle bar clamp w, and remove the needle bar e through the machine top.
3. Remove the needle bar clamp w from the thread take-up lever r.
* Remove the needle bar guide slide block y from the needle bar guide t.
4. Remove the rubber cap u, loosen the set screw i, and remove the wick o and the thread take-up support
stud ! 0 .
5. Remove the oil cap !1 , loosen the two set screws of the thread take-up crank !2 , and remove the thread
take-up lever r.
* The thread take-up assembly !3 will come off.
6. Remove the rubber cap ! 4 , the screw ! 5 , and the needle bar guide t.
* Do not remove them if possible to prevent the machine from overheating due to needle bar rubbing.
13
q
o
!2
!4
!5
t
LK3-B430E Mark II
r
w
Set screw
t
y
!2
Set screw