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BAS-311E.311EL.326E.326EL
Chapter 3. Assembly
Chapter 3. Assembly
1. Thread trimmer mechanism (1)
1. Insert the driving lever shaft q into the machine. Place the spring w, the thread trimmer driving lever e, and the
cushion r on the shaft in this order.
2. Put the retaining rings t on the shaft. Press the thread trimmer driving lever e against the retaining rings t. Tighten
the set screw y on the screw flat.
3. Attach the oil cap u.
4. Insert the connecting rod lever i into the machine, lightly press the connecting rod lever shaft o against the former,
then secure them using the set screw !0.
5. Attach the rubber cap !1.
6. Tilt the machine head until it stops.
7. Pass the lever shaft !3 with the washer and the retaining ring, through the thread trimmer lever !2, and tighten the set
screw !4 on the screw flat.
8. Attach the thread trimmer rod !5 and the connecting rod lever i to the thread trimmer lever !2 using the washer !6,
plain washer 4.37 (t=0.8) !7, washer 4.76 (t=0.5) !8, the stud screw !9, and the nut @0.
9. Attach the spring hook @1 to the inside of the machine, and connect the thread trimmer return spring @2 to it.
10.Return the machine head to its original position.
11.Fit the thread cutter connecting rod @3 on connecting lever pin @4 , and install needle plate @5 using the flat screws @6
and screws @7 (First tighten the flat screws @6 and screws @7 ).
!6
!4
!5
!7
@0
!9
@1
@2
!8
!2
!3
e
y
t
r
i
@5
@4
@3
w
u
q
e
y
t
r
o
!1
i
!0
!5
@7
@6