Backtacking (Reverse Feed, Closing Up) - Dürkopp Adler 52 i-75 Series Operating Instructions Manual

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4.11 Backtacking (reverse feed, closing up)

Pic. 14: Backtacking
(1) - Hand lever
Backtacking with a hand lever:
Applies to manually controlled subclasses.
1. Press the lever (1) downwards.
 The machine will feed in the reverse direction until you
release the lever.
Backtacking with a micro-switch:
Applies to automatically controlled subclasses.
1. Press the micro-switch (2).
 The machine will be feed in the reverse direction until you
release the grip.
Automatic backtacking (bar sewing, bartacking):
On machines equipped with the positioning motor and automatic
control the automatic backtacking can be pre-selected with a pre-
selected number of reverse stitches both at the beginning and at
the end of the seam. At the beginning of the seam (after previous
thread trimming) after the pedal treading forwards the machine
will sew the pre-selected bar and continue the sewing. At the end
of the seam it will sew the pre-selected bar at the pedal treading
in position -2 ( p. 55).
Operating Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023
①
②
(2) - Micro-switch
Operation