Mitsubishi LU2-410 User Manual

4. ADJUSTMENT OF THREAD RELEASER
(1) Turn the balance wheel by hand until the needles reach the lowest position.
(2) With the needles at this position, push the cam follower crank to locate the cam roller onto
the groove of thread trimmer cam.
(3) By turning the balance wheel by hand, adjust the thread tension release cam so that the
tension disc closes when the white point on the balance wheel is aligned with the black
point on the arm. For this adjustment, loosen 2 tension release cam clamp screws "A".
(4) Adjust the opening degree of tension disc with the tension release lever roller "B" which is
mounted on the convexed portion of thread release cam as shown in the figure. For this
adjustment, loosen the nut "C" and draw the wire.
(5) For fine adjustment, loosen the nuts "D" (0.5 to 0.7 mm).
(6) When the nuts "D" are loosened and the outer casing is shifted rightward, the opening
degree increases.
(dI
Tension release lever
Screw "A
Roller "B
Thread release cam
Thread trimmer cam
Screw "C"
(D
White point
Arm Black point / Balance wheel
Cam follower crank
Cam roller
20
Outer casing
' Largeropening degree
J
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