Brother LH4-B800E, Руководство по обслуживанию

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LH4-B800E
2 - 7
2. DISASSEMBLY
Remove the two extension springs
q
.
Remove the shoulder screw
w
, and then remove the opening plate
e
from the rotary hook cover
r
.
Remove the shoulder screw
t
, and then remove the bobbin presser bracket
y
and the auxiliary plate
u
.
Remove the shoulder screw
i
, and then remove the auxiliary plate
u
and the opening plate
e
.
Loosen the set screw
o
, and then remove the bobbin presser
!0
from the bobbin presser bracket
y
.
Remove the screw
!1
and the nut
!2
.
Remove spring hook U
!3
.
2-4. Bobbin presser mechanism
t
r
e
q
!0
!0
o
i
u
y
!3
!2
!1
w