Adjusting The Cutting Pressure - Dürkopp Adler D869 e-con Service Instructions Manual

13.3
Fig. 70: Adjusting the cutting pressure
(1) - Screw
(2) - Screw
The shape of the thread-pulling knife automatically creates the required
cutting pressure as soon as the thread-pulling knife and counter blade
make contact.
Proper setting
Proper cutting cannot be achieved unless the screw (1) in the free arm -
exerting a slight pressure - abuts on the counter blade, keeping the
counter blade from being pushed away.
Disturbance
Disturbances caused by an incorrect setting:
84

Adjusting the cutting pressure

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• Increased knife wear when the pressure is too great
• Problems when sewing on if the clamping pressure is too high
• Problems in cutting the thread
Thread trimmer
(3) - Thread-pulling knife
(4) - Counter blade
Service Instructions D869 e-con - 00.0 - 09/2023
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