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Machine head
Proper setting
Machine is locked in place at position 1 ( p. 16).
The hook tip is level with the lower third of the groove for the needle.
Faults caused by an incorrect needle bar height
• Damage to the hook tip
• Jamming of the needle thread
• Missing stitches
• Thread breakage
• Needle breakage
Cover
• Head cover ( 3.3.4 Removing and installing the head cover, p. 12)
• Bobbin flap ( 3.3.7 Opening and closing the bobbin flap, p. 13)
Fig. 20: Setting the needle bar height
(1) - Screws
(2) - Throat plate
(3) - Needle bar
Setting steps
1. Lock the machine in place at position 1 ( p. 16).
2. Loosen the screws (1).
3. Remove the throat plate (2).
4. Loosen the screw (4) for the needle bar (3).
5. Move the height of the needle bar (3) such that the hook tip (6) is in the
Service Instructions 911-211 - 00.0 - 02/2015
①
③
④
middle of the lower third of the groove for the needle (5).
When doing this, take care not to twist the needle. The groove (5) must
face towards the hook.
(4) - Screw
(5) - Groove for the needle
(6) - Hook tip
②
⑥
⑤
23
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