Duerkopp Adler 506 Operating Instructions Manual page 11

1
Inserting a full bobbin
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Place the full bobbin in the bobbin case 2.
Here take care that when thread is being pulled off the bobbin
must turn counterclockwise (see the arrow direction)!
–
Swing in the bobbin case 2.
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Pull the thread through the slot 1 into the opening 3 on the spring 4.
ATTENTION !
A thread sliding out of slot 1 can lead to missing stitches
and needle breakage.
Therefore pull the thread so far through slot 1 until it lies secure in the
opening 3 on the spring 4.
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Pull the thread approx. 5 cm out of the bobbin case.
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Close the cover.
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Start a new sewing sequence.
2 3 4
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