DURKOPP ADLER 275 Series Operating Instructions Manual page 26

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Fig. 5: Threading the needle thread (2)
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(3) - Thread lever
(4) - Hook
(5) - Thread clamp
(6) - Hook
(7) - Main tension
3. Insert the thread through the thread guide (10):
From the rear to the front through the rear hole and
from the front to the rear through the front hole.
4. Insert the thread in a wavelike manner through the holes of
the thread guide (9):
From top to bottom through the uppermost hole,
from bottom to top through the hole in the middle,
and finally from top to bottom through the lowest hole.
5. Guide the thread counterclockwise around the pre-
tension (8).
6. Feed the thread from top to bottom through the thread
regulator (7).
7. Guide the thread clockwise around the main tension (5).
8. Pull the thread under the thread tensioning spring (6).
9. Guide the thread from the right to the left under the hook (4).
10. Feed the thread from bottom to top through the hook (2).
11. Feed the thread from bottom to top through the thread
regulator (7).
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(8) - Thread tensioning spring
(9) - Needle thread regulator
(10) - Pre-tension
(11) - Thread guide
(12) - Thread guide
Operating Instructions 275 - 02.0 - 08/2019
Operation
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