Dürkopp Adler 868-M Operating Instructions Manual page 31

Operation
Operating Instructions 868-M - 01.0 - 12/2020
Fig. 9: In 1-needle machines (2)
①
(1) - Unwinding bracket
2. Insert the needle thread from the rear to the front through the
thread guide on the unwinding bracket (1).
Fig. 10: In 1-needle machines (3)
③
④
⑤
⑥
(2) - Thread guide
(3) - Thread guide
(4) - Needle thread regulator
(5) - Hook
(6) - Spring tip
② ⑪
⑦ ⑧ ⑨
(7) - Thread tension spring
(8) - Tightening lever
(9) - Additional tensioner
(10) - Main tensioner
(11) - Pre-tensioner
⑩
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