Threading Double/Triple Needle; Threading Double Needle; Working With The Double Needle; Triple Needle - Bernina 880 Manual

Sewing preparation

Threading Double/Triple Needle

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Threading Double Needle

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Working with the Double needle

To achieve the best sewing quality:
Upper threads must be guided separately into the thread guide of the needle
clamp.
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As a general guideline:
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Needles are wearing parts and by frequent use they change their features. Even
after 1.5 hours of useage first abrasions are recognizable. After about 8 hours,
increases in thread breakage, loops and poor stitch formation may occur.

Triple Needle

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Changing the thread

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034791.51.04_2014-02_Manual_B880_EN
touch the «Security Program»-icon
touch the corresponding needle icon in the «Security Program»-Display
close the «Security Program»-Display
place a thread spool on the center spool pin and one on the rear spool pin
and thread the corresponding guides on the telescopic rod
insert the two threads together into the threading slit, guiding the thread of
the rear spool pin behind the thread-tension disc 1 while guiding the thread
of the center spool pin in front of the tension disc 1. Then guide the two
threads through the thread guide at the needle clamp
touch the «Manual Threading»-icon in the threading animation Display.
Next touch the illuminated automatic threading button
using the manual threader in your accessory kit, manually thread the left
needle and then the right needle
at that point, thread the first thread behind the wire as usual (red arrow),
thread the second thread in front of the wire (picture 2)
the recommended optimal speed for Double Needles ranges from about
350-500 stitches per minute. Set the slide speed control as shown below
(picture 3)
make sure that the threads are not twisted after the thread take-up lever.
For a better sight the cover can be removed
replace the needle before starting a new sewing project
touch the «Security Program»-icon
touch the icon of the triple needle in the «Security Program»-Display
place a thread spool on each spool pin and thread the respective guides on
the telescopic rod
thread as usual, guiding the thread from the rear and center spool pin in the
threading slit to the rear of thread tension disc 1 and the thread from the
front spool pin in front of the tension disc
cut the spool thread before the pre-tension and pull out of the sewing
computer in front of near the needle