Troubleshooting
Operating Instructions 512/532 - 05.0 - 04/2018
91
9.3
Errors in sewing process
Error
Possible causes
Remedial action
Unthreading
at seam
beginning
Needle thread tension is
too firm
Check needle thread
tension
Thread
breaking
Needle thread and hook
thread have not been
threaded correctly
Check threading path
Needle is bent or
sharp-edged
Replace the needle
Needle is not inserted
correctly into the needle
bar
Insert the needle correctly
into the needle bar
The thread used is
unsuitable
Use recommended thread
Thread tensions are too
tight for the thread used
Check thread tensions
Thread-guiding parts, such
as thread tube, thread
guide or thread take-up
disk, are sharp-edged
Check threading path
Throat plate, hook or
spread have been
damaged by the needle
Have parts reworked by
qualified specialists
Содержание 512/532
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Страница 6: ...Table of Contents 4 Operating Instructions 512 532 05 0 04 2018 ...
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Страница 60: ...Programming 58 Operating Instructions 512 532 05 0 04 2018 ...
Страница 70: ...Maintenance 68 Operating Instructions 512 532 05 0 04 2018 ...
Страница 86: ...Decommissioning 84 Operating Instructions 512 532 05 0 04 2018 ...
Страница 88: ...Disposal 86 Operating Instructions 512 532 05 0 04 2018 ...
Страница 97: ...Appendix Operating Instructions 512 532 05 0 04 2018 95 11 Appendix ...
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