Needle Bar And Thread Take-Up Mechanism - Brother LH4-B800E Service Manual

2-10. Needle bar and thread take-up mechanism

u
y
t
r
i
o
@2
Remove the set screw w and nut e from the arm.
Remove the screw r, and then remove the stopper t from the arm.
Remove the set screw y and the nut u from the stopper t.
Remove the set screw @ 2 , and then remove the needle bar thread guide q from the needle bar @ 1 .
Loosen the set screw i, and then remove the needle bar thread guide o.
Loosen the set screw ! 0 , and then remove the needle bar bracket support shaft ! 1 .
Remove the wick !2 .
Remove the needle bar bracket assembly ! 3 from the arm.
Remove the slide block ! 5 of the needle bar clamp ! 4 from the thread take-up lever set ! 6 .
Remove the slide block !7 of the needle bar bracket assembly !3 from the zigzag lever shaft !8 .
Remove the bolt !9 , and then remove the needle bar guide @0 from the needle bar bracket assembly !3 .
Loosen the screw @ 3 of the needle bar clamp ! 4 , and then remove the needle bar @ 1 .
e
w
!0
!2
!1
!3
!4
@3
@1
q
!6
!5
!7
!9
@0
LH4-B800E
2. DISASSEMBLY
!3
@0
!4
!8
!3
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