Mitsubishi LU2-410 User Manual

5. ADJUSTMENT OF MOVABLE AND FIXED KNIFE MESHING PRESSURE
(1) Loosen the fixed knife bracket clamp bolt "A".
(2) Turn the vertical position adjust screw "B" to adjust the meshing pressureand then tighten
the bolt "A".
Note; Since excess scissoring pressure causes large torque to the thread trimming mecha
nism and results in trimming failure, adjust it so that the thread can be trimmed with
minimum pressure.
(3) Move the movable knife to check if the thread is sharply trimmed.
C0P
Fixed knife bracket
Bo t "
Vertical position adjust screw "B'
6. SHARPENING THE FIXED KNIFE
When the cutting edge of knive is dull, sharpen the fixed knife as shown in the figure. Since the
movable knife is difficult to sharpen, replace it with a new one.
Oilstone
Fixed knife
21
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com

Mitsubishi LU2-410 Specifications

General

Brand	Mitsubishi
Model	LU2-410
Category	Sewing Machine
Language	English