Sewing Foot Pressure - DURKOPP ADLER 838 Instruction Manual

6.10 Sewing foot pressure

18
Swiveling the top roller
–
Turn the hand lever (1) downwards. The top roller is then secured
in the upper position.
–
Swivel the top roller to the side by pressing in the direction of
arrow.
Caution: danger of injury!
Only swivel the top roller after first turning off the main switch and
waiting for the motor to stop.
+
1
–
The top roller pressure is adjusted with the setting wheel (1).
–
Increasing the top roller pressure = Turn the setting wheel (1)
Decrease the top roller pressure = Turn the setting wheel (1)
–
The pressing force of the top roller should be set just high enough
so that the sewing material is not lifted when the needle pulls out.
You should also verify that the pressure does not prevent the
material from moving properly.
–
For machines equipped with electric magnets, the maximum
pressing force for the top roller is 100 N. For pneumatic-cylinder
machines, the maximum force is 160 N.
clockwise.
counterclockwise.