Brother BAS-311E service manual Needle bar mechanism, Disassembly, t r o i, e y r u w, 7 !6 y

Chapter 2. Disassembly

4. Needle bar mechanism

t

r

o

i

!1

!0

!5

!4

e

yr

u

w

!2

!3

!7 !6 y

q

!2

!3

1.Remove the rubber cap q.

2.Remove the needle bar thread guide w from the needle bar e.

3.Loosen the screw of the needle bar clamp r, and remove the needle bar e through the machine top.

4.Remove the needle bar clamp r from the thread take-up lever t. (Remove the needle bar guide slide block u from the needle bar guide y.)

5.Remove the rubber cap i, loosen the set screw o, and remove the thread take-up support stud !0.

6.Remove the oil cap !1, loosen the set screw !3of the counter weight !2, and remove the thread take-up lever !4. (The thread take-up assembly !5will come off.)

7.Remove the rubber cap !6, the screw !7, and the needle bar guide y.

(Do not remove them if possible to prevent the machine from overheating due to needle bar rubbing.)

BAS-311E.311EL.326E.326EL 15