Brother BAS-311E Service Manual page 64

Chapter 4. Adjustments
NOTE:
A. After the movable knife and fixed knife are properly engaged, tighten shoulder screw.
B. Turn the movable knife (in the direction of the arrow) while the shoulder screw is still tightened.
C. Loosen the shoulder screw.
D. Turn the movable knife (in the direction of the arrow) while the shoulder screw is still loosened.
Repeat above steps (A, B, C and D) four of five times to maintain the cutting performance of the knife.
Knives
Knives
w
q
o
56
i
u
!0
BAS-311E.311EL.326E.326EL
Movable knife
4. Fit the thread cutter connecting rod o on connecting le-
ver pin !0 , and install the needle plate w.
* When fitting the connecting rod o on the connecting
lever pin !0 and before tightening the screws u and
i, move the needle plate w back and forth slightly to
confirm that the movable knife q is pulled by the con-
necting rod o.
Fixed knife
Knives
Knives