Bernina 770 QE Manual page 179

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Attachment
Message on the display
180
Cause
The main motor isn't running.
Incorrect presser foot for the
BERNINA Dual Feed.
The fabric under the presser foot
is too thick.
The contact between the
machine and the embroidery
module is interrupted due to
vibrations.
The needle position doesn't
correspond with the center of the
hoop.
The embroidery module is not
attached.
Repair
> Turn the handwheel clockwise until the needle is at its
top position.
> Remove the stitch plate.
> Remove the thread remnants.
> Clean the hook.
> Remove the hook and make sure that there are no
pieces of broken needle points on the magnetic back of
the hook.
> Deactivate the thread catcher in the Setup Program.
> Attach a presser foot with the designation «D».
> Reduce the fabric thickness.
> Make sure that the module and the machine are
standing on a stable, even surface.
> Connect the embroidery module to the machine.
> Calibrate the hoop.
> Connect the embroidery module to the machine.
> Contact the specialized BERNINA dealer to have the
machine checked.

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