Dürkopp Adler 550-867 Operating Instruction page 40

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Fig. 23: Inserting/changing the bobbin (2)
(4) - Hook cover
(5) - Locking mechanism
To insert or change the bobbin housed in the hook:
1. Fold up the edge stop (7).
2. Push the locking mechanism (5) down and keep it pressed.
3. Slide the hook cover (4) to the right.
 The hook cover (4) must be pushed past the proximity
switch (6) as it will otherwise not be possible to remove the
bobbin from the hook and to re-insert it.
 The hook cover (4) is now unlocked; the bobbin can be
inserted.
Fig. 24: Inserting/changing the bobbin (3)
⑧
(8) - Bobbin case retainer
④
(6) - Proximity switch
(7) - Edge stop
Operating Instructions 550-867 - 00.0 - 11/2016
Operation
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