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Fig. 15: Replacing hook thread bobbin – part 2
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③
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(2) - Bobbin housing
(3) - Slot in bobbin housing
(4) - Pressure spring slot
5. Remove the empty hook thread bobbin.
6. Insert the wound hook thread bobbin (6) with the bobbin
hole (7) facing up.
7. Press on the bobbin housing (2) until the snap clicks into place.
8. Feed the end of the hook thread into the slot (5) under the
pressure spring (4) up to the slot (3).
Hold the hook thread bobbin with a finger while doing this.
9. Pull out the hook thread until 100 to 150 mm protrudes out of
the slot (3).
10. Place the opening cover for changing the hook thread back to
its original position.
11. Use your fingers to hold the end of the needle thread and turn
the handwheel until the needle disappears in the needle plate,
keep turning until the needle reappears and the thread lever
is at the top dead point.
12. Pull on the end of the needle thread and pull out the end of
the hook thread.
13. Cut both ends to approx. 70 mm by hand.
14. Press the F key again.
The machine is ready for use again.
(5) - Hook thread pressure spring
(6) - Hook thread bobbin
(7) - Bobbin hole
Operating manual 969 - 00.0 - 08/2014
Operation
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