LH4-B800E
2 - 17
2. DISASSEMBLY
2-10. Needle bar and thread take-up mechanism
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
.
q
!0
o
i
!4
!4
!3
!3
!2
!1
@0
@1
t
r
e
u
y
w
!5
!3
@0
!9
!8
!7
!6
@2
@3
Summary of Contents for LH4-B800E
Page 55: ...LH4 B800E 2 30 2 DISASSEMBLY ...
Page 87: ...LH4 B800E 3 32 3 ASSEMBLY ...
