Duerkopp Adler 743-221 Installation Instructions Manual - Page 12

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7. Sewing Trial

A sewing trial is to be conducted after completion of the installation

work!

–

Insert the mains plug.

Caution Risk of Injury !

Turn the main switch off.

Thread the underthread for winding only with the sewing machine

turned off.

–

Thread the underthread for winding (see Operating Instructions).

–

Set the " Program " switch to " 66 ".

–

Turn the main switch on.

–

Set the " Program " switch to " 01 " to " 05 ".

–

Press the "

" key and hold down.

Fill the bobbin at a low sewing speed.

Caution Risk of Injury !

Turn the main switch off.

Thread the needle and underthreads only with the sewing machine

turned off.

–

Thread the needle and underthreads (see Operating Instructions).

–

Select the material 1 to be sewn.

–

Set the Microcontrol accordingly.

Select program 10 or 20.

–

Conduct a sewing sequence as described in the Operating

Instructions.

–

Conduct the sewing trial first at low and then with continuously

increasing speed.

–

Check if the seams meet the desired requirements.

If the requirements are not met, change the thread tensions (see

Operating Instructions).

The settings given in the Service Instructions are also to be

checked as required and, if necessary, corrected.