Mitsubishi LU2-4410 User Manual

OPERATION
24] Adjustmentof scissoring pressure of movable knifeand fixed knife
(1) Loosen the fixed knife bracket clamp bolt (§).
(2) Turn the vertical position adjusting screw (§)to adjust meshing pressure and thenrighten the hexagon
socket head cap screw @.
Note: Since excess pressure causes large torque to the thread trimming mechanism and trim
ming failure, adjust it so
that thread can be trimmed with minimum pressure.
(3) Move the movable knife and check that the thread can be sharply trimmed.
Fixed knife
bracket
Hexagonsocket head
cap screw @
Vertical position adjusting screw (§)
25 Sharpening of fixed knife
When the knives dull, the fixed knife should be sharpened as illustrated in Fig.
Since it is very difficult to sharpen the movable knife, replace it with a new one when it dulls.
Oil stone
Fixed knife
- 18 -
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com

Mitsubishi LU2-4410 Specifications

General

Brand	Mitsubishi
Model	LU2-4410
Category	Sewing Machine
Language	English