Duerkopp Adler 291 Service Manual download pdf (Page 22)

9. Sewing

The description of the sewing process is based on the following assumption:

–

The machine in question is a special sewing machine of sub-class

768-274-FLP-HP

–

The following functions are set on the operating panel:

stitch counting: OFF

basic needle position: DOWN (position 1)

auto sewing-foot lift on stop in mid-seam: OFF

starting bar-tack: OFF

ending bar-tack: OFF

thread cutter THREAD CUTTER +

RETURN

–

Main switch on.

Operating and function sequence for sewing:

Sewing process Operation / Explanation

Before starting to sew

Initial position

Position the material

at the start of the seam

- Pedal in rest position.

Sewing machine at a standstill.

Needle up. Sewing feet down.

- Push pedal half-way back.

The sewing feet rise.

- Press material against the needles.

Sewing

- Push pedal forwards and hold it there.

The machine sews at the speed determined

by the pedal.

In mid-seam

Interrupting the sewing process

Continuing the sewing process

(after releasing the pedal)

- Release pedal (rest position).

The machine halts in the 1st position

(needle down).

The sewing feet are down.

- Push the pedal forwards.

The machine sews at the speed determined

by the pedal.

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Duerkopp Adler 291 Service Manual Page 22

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