Sewing Foot Stroke; Limiting Of Number Of Stitches With An Increased Sewing Foot Stroke - Dürkopp Adler 868-M Operating Instructions Manual

Operation
Operating Instructions 868-M - 01.0 - 12/2020

4.11 Sewing foot stroke

4.11.1 Limiting of number of stitches with an increased
sewing foot stroke
NOTICE
Property damage may occur!
Possible damage to the machine through an excessively high
number of stitches with an increased sewing foot stroke.
Do not exceed the maximum speeds specified for the
respective combination of stitch length and sewing foot stroke.
When sewing with large stitch lengths and high sewing foot
stroke on ECO machines, do not press the pedal forward as
far as usual.
Do not change the potentiometer settings on CLASSIC
machines.
Information
CLASSIC machines have a potentiometer on the arm shaft.
The potentiometer automatically adapts the number of stitches to
the sewing foot stroke: If you increase the sewing foot stroke, the
number of stitches is automatically reduced.
Follow the specified maximum speeds:
Stitch length
Subclass
range [mm]
868-190322-M
868-290322-M
868-190020-M
868-290020-M
Sewing foot stroke
Adjusting wheel
position
0-8 1-2, 5
3
4
5
6
7-9
8-12 1-9
Maximum speed
-1
[min ]
2500
2400
2200
2000
1800
1600
1600
57