Manual • Cover W6 N 707D Free Arm • 29/10/2019 • 1.0 • GBR
Troubleshooting and tips & tricks
Help
Troubleshooting
Effect
Solution
Fabric puckers
Reduce the thread tension. See “Operating
elements” > “4 thread tension dials” (page 24)
Check whether the thread has become
entangled in the thread guide path
Use high-quality, lint-free W6 WERTARBEIT
thread
Change the differential feed
Fabric jams
Check whether the thread has become
entangled in the thread guide path
The fabric is too thick. It is not suitable for
overlocking with a cover
Machine is not running Connect the machine to the mains.
Is the cable faulty?
12.2 Tips & tricks
Sometimes minor user errors can lead to the sloppy appearance of seams
or sewing problems (broken threads, loops, jamming, catching etc.).
W6 Wertarbeit offers you the following assistance (please work through it
systematically at your own pace. Stick precisely to the order of the tips as
each tip provides the foundation for the next):
12.2.1
Checking the thread quality
Does your thread fluff up or break very quickly? This indicates poor-quality
thread or that the thread is old (layered). Poor thread may damage the
thread tensioning system of your cover in the long term.
Check the quality of the thread by pulling strongly on the thread with your
thumbnail and index fingernail.
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