Dürkopp Adler 867-M PREMIUM Service Instructions Manual page 134

Calibration of the material thickness detection (FabricThickness)
Only one value needs to be checked when calibrating the material
thickness detection.
To calibrate the material thickness detection:
1. Call up the Service > Calibration > FeedThickness menu
2. Follow the instructions on the display.
Calibration of the stitch adjustment lever (Man.St.Len)
The stitch adjustment lever is optional equipment. The stitch adjustment
lever can be used to reduce the stitch length or to sew backward stitches.
When the stitch adjustment lever is pressed down fully, the value of the
backward stitch must match the forward stitch length.
To calibrate the stitch adjustment lever:
1. Call up the Service > Calibration > Man.St.Len. menu item.
2. Value for the potentiometer should match the proposed value of 2500.
3. After adjusting the value, follow the instructions on the display.
Important
If the lower position of the stitch adjustment lever is being tested, it must
be pressed right down to the stop.
Calibration of the edge guide (Edge Guide)
The edge guide is optional equipment.
To calibrate the edge guide:
1. Call up the Service > Calibration > EdgeGuide menu item.
2. Press the OK button to confirm the selection.
 The edge guide moves to the reference position.
3. Fold the edge guide down.
4. Measure the distance between the needle and the edge guide.
5. Enter the value with the
6. Press the OK button to confirm the input.
 The calibration of the edge guide is complete.
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item.
▲/▼ buttons.
Service Instructions 867-M PREMIUM - 03.0 - 05/2017
Programming