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Proper setting
The distance between the widest extent (6) of the control cam (4) and
the roller (1) is no greater than 0.1 mm.
In resting position, the marking on the cutting edge of the thread-pulling
knife is exactly next to the tip of the counter blade.
The set collar (2) makes direct contact with the control cam (4).
Adjusting the cutoff curve
To adjust the cutoff curve:
1. Tilt the machine head ( p. 18).
2. Open the throat plate slide ( p. 28).
3. Loosen the threaded pins (3).
4. Push the set collar (2) as far as it will go to the left.
5. Tighten the threaded pins (3).
Important
Screw the threaded pins (3) tightly in place on the set collar (2) before you
loosen the threaded pins (5). The set collar (2) and control cam (4) are
both mutually used as a stop and must not be loosened at the same time.
Adjusting the distance between control cam and roller
6. Loosen the threaded pins (5).
7. Push the lever (7) all the way to the left.
8. Turn the control cam (4) such that its widest extent (6) is at the top,
9. Move the control cam (4) such that the distance between its widest
Information
If the distance between control cam (4) and roller (1) is too great for
the control cam (4) to abut on the roller (1):
• Loosen the threaded pins (3)
• Slide the set collar (2) to the left
• Push the control cam (4) up against the roller (1)
• Push the set collar (2) up against the control cam (4)
• Tighten the threaded pins (3)
10. Tighten the threaded pins (5).
80
next to the roller (1).
extent (6) and the roller (1) is 0.1 mm at most.
Thread trimmer (FA)
Service Instructions D867 e-con - 00.0 - 08/2023
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