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28
2.
Feed the needle thread through the thread guides as shown
and guide it around the tensioner (1).
Important
The unwinding bracket (2) must stand directly above the thread
reels.
Fig. 8: Threading the hook thread (2)
④
(4) - Hook cover
(5) - Thread channel
(6) - Thread guide
3.
Feed the hook thread from the top through the thread guide (9).
4.
Guide the hook thread counterclockwise around the
tensioner (8).
5.
Guide the hook thread clockwise around the tensioner (7).
6.
Insert the hook thread through the 4 thread guides (6).
7.
Open the hook covers (4) on the left and the right next to the
throat plate.
8.
Open the thread channel (5).
9.
Feed the hook thread through the thread channel (5).
10. Pull the hook thread from the rear under the cover plate of
the thread channel (5).
Operating Instructions 550-12-33/34 - 00.0 - 08/2017
⑤
(7) - Tensioner
(8) - Tensioner
(9) - Thread guide
Operation
⑨
⑧
⑦
⑥
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