Anita Garudan GPS/G-3525 Series, Руководство пользователя и каталог запасных частей

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MP00800EN_161116 34
5
Broken thread
Wrong threading of upper thread Make correct threading
Wrong position of needle
Set correct position of
needle
Damaged needle Exchange needle
Wrong tension of upper or lower
thread
Re - install correct thread
tension
Wrong tension and rigidity of
thread tension spring
Re - install correct tension
and rigidity of thread
tension spring
Damage of hook upper spring Exchange hook upper
spring a nd check if theh
hook is not mechanically
damaged
6
Thread skips or falls
off the needle eye
Bent needle Exchange the needle
Thread thickness is not in
correnpondence with needle size
Exchange the needle
Wrong position of needle Re - install correct needle
position
Wrong timing of motion between
needle and hook
Re - adjust correct timing
between needle and hook
Too big clearance between needle
and hook
Re - adjust correct clearance
between needle and hook
Wrong tension of thread take - up
spring
Adjust correct tension of
the spring
7
Wrong function of
thread breakage
detector
Thread take - up spring is not well
linked with thread sensor plate
Clean the thread take - up
spring and the sensor plate
and adjust the correct
mutual position
The wire of thread sensor plate is
not well linked
Check the correct wiring
8
Bad quality of thread
tension
Tension of needle thread is not
sufficient
Adjust correct tension of
needle thread
Tension of bobbin thread is not
sufficient
Adjust correct tension of
bobbin thread
Wrong timing of the motion
between needle and hook
Adjust correct timing of the
motion between needle
and hook
9 Trimming error occurs The cross tension between
movable and fixed knife is loose
Adjust the tension of the
fixed knife
Blades of movable or fixed knife
are damaged or worn -out
Replace movable or fixed
knife
Wrong trimming speed or speed of
the knife
Adjust the trimming speed
or speed of the knife - see
chap .11
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