Operation
Operating Instructions 513/533 - 01.0 - 09/2023 21
Inserting a full bobbin
To insert the full bobbin:
1. Insert the full bobbin into the bobbin case upper section (2).
2. Feed the hook thread through the bobbin case slot (7) under
the tensioning spring (5) into the hole (4).
3. Pull the hook thread approx. 2.5 cm out of the bobbin case (2).
The bobbin must rotate in the direction of the arrow when
pulling out the hook thread.
4. Insert the bobbin case (2).
5. Close the hook cover (3).
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