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Adjusting the bobbin case lifter
Adjusting the lifting gap
Fig. 46: Adjusting the lifting gap (1)
(1) - Nose of the bobbin case
Always check the width of the lifting gap after making changes to the needle
thread size. The correct width of the lifting gap depends on the thickness of
the needle thread.
Proper setting
The needle thread slides through unobstructed between the nose of
the bobbin case (1) and the slot in the throat plate (2).
To adjust the lifting gap:
1. Open the throat plate slide.
Fig. 47: Adjusting the lifting gap (2)
(3) - Screw
2. Turn the screw (3) so that the gap between the nose of the bobbin
Important
Ensure that the gap is not so big that the middle part of the hook swings
back and forth, hitting the slot in the throat plate (2).
Service Instructions D869 e-con - 00.0 - 09/2023
case (1) and the slot in the throat plate (2) is just large enough to allow
the needle thread to slip through without a problem.
(2) - Slot in the throat plate
③
②
①
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