Constant Sewing-Foot Pressure Through The Cylinder; Sewing Backward (Feeding Backward; Backtacking) - DURKOPP ADLER 888 Instruction Manual

6.11.2 Constant sewing-foot pressure through the cylinder

6.12 Sewing backward (backtacking)
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2
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The pressure of the roller presser will be set via the setting
wheel (2).
–
Pull the handle (2) downwards and turn it until the desired
operating pressure is shown on the manometer (1).
Backtacking with the lever
–
Push the stitch regulator lever (1) downwards.
The machine sews backward stitches as long as the stitch
regulator lever (1) is being pushed.
Backtacking with the key
–
Press the key (2) or (3). The machine sews backward stitches as
long as the key (2) or (3) is being pressed.
Automatic backtacking (bartacking)
–
In the machines equipped with the positioning motor it is possible
to pre-select the backtacking by a pre-selected backstitches
number both at the beginning and at the seam end. At the seam
beginning (after the preceding thread trimming) after the pedal
treading forwards the machine sews the pre-selected bartack
entirely automatically. The same at the seam end after the pedal
treading in the position –2 the machine sews the pre-selected end
bartack and then trims the threads (see chapter 8).
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