DURKOPP ADLER 755 A Service Instructions Manual page 91

Setting the trimming and clamping device for the needle threads
8. Insert and tighten the new knives and the new thread-pulling knife.
9. Set the knives (6) and the thread-pulling knife (5) to the dimensions
10. Loosen the screws (9).
11. Move the knife holder and set the knife (6) to the cutting position.
12. Turn the screws (4) to set the clamping force.
13. Carry out a cutting test and adjust the setting if necessary.
Fig. 93: Replacing knives and thread-pulling knife (4)
(5) - Thread-pulling knife
14. Assemble the trimming and clamping device for the needle threads
15. Set the throttle valve (10) such that the thread-pulling knife (5)
Fig. 94: Replacing knives and thread-pulling knife (5)
(5) - Thread-pulling knife
Service Instructions 755 A/756 A - 00.0 - 02/2019
given above.
⑩
such that the thread-pulling knife (5) is centered between the needles.
completes its upward movement swiftly, but not abruptly.
⑤
⑤
(10) - Exhaust air throttle valve
5 mm
89