Brother International BAS-311E Network Users Manual - English - Page 33

Thread trimmer mechanism, and the spring hook

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11. Thread trimmer mechanism q @1 w o e i y r !1 @2 t !6 !9 @0 !3 !7 Chapter 2. Disassembly !0 !2 u !4 !7 !5 !8 1. Remove the screws q, the flat screws w and the needle plate e. 2. Remove the rubber cap r, loosen the set screw t, and remove the connecting rod lever shaft y. 3. Remove the oil cap u, loosen the set screw i, and remove the retaining ring o. 4. Remove the driving lever shaft !0 by pulling it in the direction of the arrow. Then remove the cushion !1 and the spring !2 from the shaft. 5. Tilt the machine head until it stops. 6. Remove the thread trimmer return spring !3 and the spring hook !4. 7. Remove the nut !5, the shoulder screw !6, and the washer !7. 8. Loosen the set screw !8, and remove the lever shaft !9 and the thread trimmer lever @0. 9. Return the machine head to its original position, and remove the connecting rod lever @1 and the thread trimmer driving lever @2. BAS-311E.311EL.326E.326EL 25

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25
BAS-311E.311EL.326E.326EL
Chapter 2. Disassembly
11. Thread trimmer mechanism
1.
Remove the screws
q
, the flat screws
w
and the needle plate
e
.
2.
Remove the rubber cap
r
, loosen the set screw
t
, and remove the connecting rod lever shaft
y
.
3.
Remove the oil cap
u
, loosen the set screw
i
, and remove the retaining ring
o
.
4.
Remove the driving lever shaft
!
0
by pulling it in the direction of the arrow. Then remove the cushion
!
1
and the spring
!2
from the shaft.
5.
Tilt the machine head until it stops.
6.
Remove the thread trimmer return spring
!
3
and the spring hook
!
4
.
7.
Remove the nut
!
5
, the shoulder screw
!
6
, and the washer
!
7
.
8.
Loosen the set screw
!
8
, and remove the lever shaft
!
9
and the thread trimmer lever
@
0
.
9.
Return the machine head to its original position, and remove the connecting rod lever
@1
and the thread trimmer
driving lever
@
2
.
w
u
q
e
y
t
r
o
i
!
0
!
6
!
7
@
0
!
9
@
2
!
8
!
4
!
5
!
7
@
1
!
1
!
2
!
3