Brother BAS-311E Service Manual page 40

Chapter 3. Assembly
!7
i
!9
!8
i
9.8N
(1kgf)
3mm
32
5. Attach the linear guide !5 , the X-feed bracket !6 , and the
!6
!7
!5
Reference
area
!6
@0
6. Move the X-feed bracket !6 to the left end and apply a
!6
@1
80mm
BAS-311E.311EL.326E.326EL
X-feed guide ! 7 to the bed using the three bolts ! 8 .
Note: Adjust the X-feed guide ! 7 so that the X-feed
bracket !6 can easily move left or right.
Adjustment procedure
1. Position the front linear guide !9 in the reference area
for installation on the front of the bed, and secure it
using the six bolts @0 and six washers.
2. Attach the rear linear guide @ 1 to the rear of the bed
using the five bolts @2 and five washers. Keep in
mind that the linear guide can move easily.
3. Attach the X-feed bracket ! 6 to the linear guide ! 5 us-
ing the eight screws.
4. Adjust the rear linear guide @ 1 so that the X-feed
bracket ! 6 can easily move left and right, and tighten
the five bolts @2 on the rear linear guide.
5. Place X-timing belt B i between the two timing belt
spacers ! 9 on the back of the X-feed bracket ! 6 . Align
a rectangular slot of the belt holder ! 8 with a tooth of
X-timing belt B i. and secure them using the belt @ 0 .
load of 9.8N (1 kgf) to the center of the X-timing belt B i.
Then adjust the X-timing belt B i with the adjust screw
@ 1 to produce a deflection of 3 mm.