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ミシン Duerkopp Adler 743-221のPDF 取付説明書をオンラインで閲覧またはダウンロードできます。Duerkopp Adler 743-221 12 ページ。

4.5 Checking the Positioning

The sewing unit should position when the handwheel is in position

between B and C.

Checking the positioning

–

Turn the sewing unit off.

–

By turning the handwheel, bring the thread lever into a middle

position.

–

Turn the sewing unit on.

The sewing unit positions.

Setting the position

–

Loosen the set screws of the synchronizer.

–

Hold the synchronizer collar 1 fast.

–

Turning the handwheel in position between B and C.

–

Check the positioning again.