
55
BAS-311E.311EL.326E.326EL
Chapter 4. Adjustments
7. Adjusting the movable knife
Loosen the nut
e
and move connecting rod lever
r
to the left or right to adjust so that the V section
A
of the movable
knife
q
is aligned with the index mark
B
on the needle plate
w
when the machine is at the stop position.
7-1. Replacing the movable and fixed knives
1. Remove the bolt
t
, and the feed plate
y
, the screws
u
and
i
, and the needle plate
w
. Disconnect the thread cutter
connecting rod
o
from the connecting lever pin
!0
.
2. Remove the movable knife, and replace it with a new
one. Check the cutting edge of the movable knife
q
and
the fixed knife
!1
. If necessary, use the provided mov-
able knife spacer (t=0.4,t=0.5,t=0.6) to adjust the knives
so that they cut properly.
3. Install the fixed knife
!1
0.5 mm away from the needle
hole plate
!2
.
q
A
Index mark
e
r
y
t
w
u
i
!0
o
q
!1
!1
!2
0.5mm
w
Spacer