Short Trimmer For The Looper Thread And Gimp (579-141000) - Duerkopp Adler 579 Service Instructions Manual

25. Short Trimmer for the Looper Thread and Gimp (579-141000)

Caution Risk of Injury!
Set the short trimmer only in the "Safe Stop" position or with the
machine turned off.
Rule and Control
The blades of both shears 2 and 3 must have moved approx. 1 mm
over one another in front of their reversal point.
The cutting pressure must be set so that the looper thread and the
gimp are securely cut. Thereby the knife should not move sluggishly or
block.
It must be possible to insert the clamping plates without clamping.
The roller 5 must grip in the throat of the link 6.
Remove both clamping plates.
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Correction
Setting the throat (presetting)
Loosen screw 7.
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Move link 6 on the piston rod. The dimension X in the illustration
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should be approx. 30 mm to 31 mm.
Tighten screw 7.
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ATTENTION !
The link should not strike on the cloth support plate.
Setting the overlap (fine adjustment)
Loosen clamping screw 8.
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Turn lever 9.
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Tighten screw 8.
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Turn the machine on.
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Activate the "Output Test" testing program (see "Output Test").
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Switch output Y8 to "+".
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Switch output Y10 to "+".
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Check the size of the overlap.
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Switch output Y8 to "-".
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Switch output Y10 to "-".
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Turn the machine off.
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Cutting pressure
Loosen nut 4.
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Set the cutting pressure with the screw 1.
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The cutting pressure must be set so that a good cutting result is
achieved with the lowest possible cutting pressure.
Tighten nut 4.
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Conduct a cutting trial with looper thread or gimp manually.
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Thereby, check the ease of motion of the knife movement.
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