Thread trim
Service Instructions 878-M PREMIUM - 03.0 - 10/2019 53
5. Remove the cover of the side plate of the column.
6. Loosen the two screws (7) and (6). Set the distance (B) as specified in
the instruction 2.
7. Tighten the screw (6) very slightly.
8. Set the angle to 270° for the handwheel.
9. Turn the moving knife (1) to have the distance (C) and move the fixed
knife towards it (8) until the knives are touching (without pressure).
10. Tighten the screws (7) and (6) and check whether the knives are
touching at the distance (C).
Important
If the cutting pressure of the fixed knife is set too high, this will result in its
excessive wear.
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