Brother BAS-311E Owner's Manual

Page of 150
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BAS-311E.311EL.326E.326EL
Chapter 4. Adjustments
8-1. Presser foot adjustment
1. Loosen the screw 
q, lower the presser foot w so that its
bottom can lightly touch the workpiece, and tighten the
screw 
q again.
Note: If the presser foot is lowered too far, the
workpiece will shift when sewing.  Also, if the
presser foot is too high, skipped stitches may oc-
cur.
2. Turn the pulley manually to make sure that the needle
enters the center of the needle hole in the presser foot
w.  If the needle is not aligned with the center of the
needle hole, remove the cap 
e, loosen the screw r, and
turn the presser foot (presser bar) for adjustment.
When the presser foot is in the high position and the
needle point is projecting below the presser foot, it
could cause injuries.
9. Changing the presser foot lift
Standard presser foot 
q lift is 3 mm (max. 8 mm).
Adjusting presser foot lift to 3 - 5 mm
1. Loosen the shoulder screw 
w and open the stepping cover e.
2. Loosen the nut 
r and adjust the stepping work clamp con. rod t pisition.
(When the stepping work clamp con. rod 
t is raised, the lift will amount increase. When lowered, the lift amount will
decrease.)
Adjusting presser foot lift to 5 - 8 mm
1. Turn the upper shaft to set the presser foot to its lowest point. Loosen the bolt 
o of stepping work clamp arm R i.
Adjust the clearance between the presser lifter 
y and the presser bar bush u to 0.5 - 1 mm.
2. Loosen the nut 
r and adjust the stepping work clamp con. rod t position.
(When the stepping work clamp con. rod 
t is raised, the lift amount will increase. When lowered, the lift amount will
decrease.
If vertical movement of the presser foot is not required
1. Remove the face plate 
!0.
2. Remove the shoulder screw 
!1 and re-attach the step-
ping link 
!2 to the upper screw hole !4 of stepping work
clamp arm F 
!3.
r
e
w
q
w
3 - 5mm
q
e
t
w
r
o
i
y
u
0.5 - 1mm
!0
!3
!4
!1
!2