Using A Lap Former - SunStar SC 7900-Series User Manual

Speed overlock direct drive, 4-needle flat seamer feed off the amp type

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12) USING A LAP FORMER

(1) Left / Right standard position

Make an array of the lap former A point at the center of the 4

sewing needles.

Loosen the clamp screw

former

according to the edge of the overlapping sewing

materials or the feed direction of the fabric.

(2) Front / Rear standard position

Set the lap former

slide block

and the needle plate

Adjust the lap former

thickness of the cloth.

and adjust the position of the lap

at the position which the lap former

are attached.

front and rear depends on the

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