Operating instructions
Operating manual 867 Version 01.0 - 12/2012 29
5.3.1 Needle thread threading on 1-needle machines
Figure 7: Threading procedure for needle thread - part 1
3. Insert the thread from the rear to the front through the left hole
in the 1st thread guide (9).
4. Insert the thread in a wavelike manner through the 3 holes of
the 2nd thread guide (8): From above to below through the
right hole, then from below to above through the hole in the
middle and finally from below to above through the left hole.
5. Guide the thread clockwise around the pre-tensioner (7).
6. Guide the thread counterclockwise around the additional
tensioner (6).
7. Guide the thread clockwise around the main tensioner (5).
8. Guide the thread under the diverter pin (4) to the thread ten-
sioning spring.
9. Lift the tightening lever (1) with the thread.
10. Pull the thread under the spring tip (2).
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2
1
(1) - Tightening lever
(2) - Spring tip
(3) - Thread tensioning spring
(4) - Diverter pin
(5) - Main tensioner
(6) - Additional tensioner
(7) - Preliminary tensioner
(8) - 2nd Thread guide
(9) - 1st Thread guide
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