Feed Mechanism (X Axis) - Brother BAS-311E Service Manual

4. Feed mechanism (X axis) 311E
t
e
q
w
e
!3
!2
!1
y
u
r
t
o
i
!2
!3
!4
!1
o
BAS-311E.311EL.326E.326EL
1. Fit the ball bearings q on X-pulley bracket L, and pass
the X-timing pulley shaft w from the front of X-pulley
bracket L through timing pulley A e, X-timing belt B311
q
r, X-timing pulley B326 t, and X-timing belt A326 y.
Place the two retaining rings u on both ends of the X-
timing pulley shaft w by pressing them against the ball
bearings q, adjust timing pulley A e so that there is no
looseness in the X-timing pulley shaft w, and secure it
using the set screws.
2. Secure X-timing pulley B326 t on the screw flat using
the set screw.
3. Loop the X-timing belt B i around timing pulley (B) !1 .
Pass X-pulley shaft (B) !0 through timing pulley (B) !1 ,
and the micro bearing ! 2 . Secure them to the X-pulley
base B o using the retaining ring !3 .
!0
4. Place timing pulley (B) ! 1 at the middle of X-pulley base
(B) o, then tighten the two set screws ! 4 .
Chapter 3. Assembly
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