L Installation Position Of The Feed Cam; M Adjustment Of Forward/Backward Feed Length - Mitsubishi Electric LT2-2250-B1T Instruction Manual

HOW TO USE

L Installation position of the feed cam

( 1 ) Set the feed length setting dial to maximum.
( 2 ) Turn the pulley and stop it at the position
where the red mark point on the pulley meets
the black mark point on the arm.
( 3 ) Move the feed cam to the position shown in
the figure, and repeat the forward stitch and
the backward stitch.
At this time, set the feed cam to the lower
shaft at the position where the needle (feed
dog) stops.
Red mark point
Arm
Black mark point
M Adjustment of forward/
backward feed length
The forward/backward feed length can be adjusted
by moving the eccentric pin as shown in the figure.
( 1 ) Loosen the reverse stitch shaft crank screw.
( 2 ) To increase forward stitch length, turn the
eccentric pin clockwise.
To increase backward stitch length, turn the
eccentric pin counterclockwise.
Note: Please adjust in the range where the mark
point of the eccentric pin is facing to the
reverse block side as shown in the figure.
Pulley
— 16 —
Feed length
setting dial
Feed connecting rod
Reverse stitch
shaft crank
Reverse
block
Screw
Eccentric pin
Mark point
Forward stitch
Backward stitch
Reverse sewing lever
Feed cam
Set screw
Backward stitch length increases
Forward stitch length increases