Bernette Airlock b64 - Detect Defective Needles; Needle Overview; 4.4 Selecting the Needle; Fixing Fabric Layers

Sewing start
36
2020-09 EN 5040064.00A.04
Detect defective needles
Check the needle before each sewing start and replace it if necessary.
1 Bent needle 3 Blunt needle
2 Damaged needle point
Needle Overview
Illustration Designation *Size Description Material/Application
Coverstitch Needle
ELx705 CF
80/12
90/14
100/16
With slightly rounded point, a
second groove and chrome
coating
For overlock and coverstitch
work.
Jersey/Coverstitch Needle
ELx705 SUK CF
80/12
90/14
100/16
With slightly rounded point, a
second groove and chrome
coating
For overlocking and
coverstitching on multilayer,
elastic fabrics.
*Not all needle sizes are available as BERNINA Needles.
4.5 Fixing fabric layers
If several layers of fabric are sewn together, they can be fixed with basting stitches sewn on the sewing
machine or by pins.
NOTICE
Damage to the Knife
Pins placed too close to the fabric edge can be caught by the knife. The needle tips can be sheared off or
the blade of the knife can be damaged.
Position the pins at an adequate distance from the edge of the fabric.
> Place the pins approx. 2cm from the edge of the fabric or remove them continuously while sewing.