Errors In Sewing Process - DURKOPP ADLER 581 Operating Instructions Manual

Troubleshooting
Operating Instructions 581 - 01.0 - 05/2016

10.3 Errors in sewing process

Meaning Possible causes
Thread • The needle and looper
breakage threads are not threaded
correctly
• Needle is bent or sharp-
edged
• Needle is not inserted
correctly into the needle bar
• The thread used is
unsuitable
• Thread tensions are too tight
for the thread used
• Thread-guiding parts such as
thread tubes, thread guide or
thread take-up disk are
sharp-edged
• Throat plate, looper or
spreader have been
damaged by the needle
Remedial action
• Check threading path
• Replace the needle
• Insert the needle into the
needle bar
• Use the recommended
thread ( Service
Instructions)
• Check thread tensions
• Check the thread path
• Have parts reworked by
qualified specialists
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