Brother KE-430B Service Manual page 128

5. ADJUSTMENT
５-１９-４. Adjusting the engagement of the movable knife and fixed knife
3471Q
Shoulder
screw
Cutting
edge
Cutting
edge
＜KE-484C＞
Shoulder
screw
3472Q
A. After the movable knife and fixed knife are properly engaged, tighten the screw as shown in Fig. 1.
B. Turn the movable knife (in the direction of the arrow) while the screw is still tightened.
C. Loosen the screw.
D. Turn the movable knife (in the direction of the arrow) while the screw is still loosened.
Repeat above steps A , B, C and D four or five times to maintain the cutting performance of the knife.
121
Cutting edge
Cutting
edge
KE-430B, 430C series
Fig. 1
Movable knife
Fig. 1
Movable knife
Fixed knife
0149Q
Fixed knife
Cutting
edge
Cutting
edge
0150Q
0149Q
Cutting
edge
Cutting
edge
3213Q