Bernette b68 AIRLOCK - User Manual

Other manuals for Bernette b68 AIRLOCK

Quick Start Guide28 pages

Questions and Answers

D
Donald EdwardsAug 21, 2025
What to do if my Bernette Sewing Machine skips stitches?
- J
  James ZamoraAug 21, 2025
  If your Bernette Sewing Machine is skipping stitches, consider the following: * Insert new needles, as the current ones may be defective. * Tighten the needle screw. * Match the needle size with the fabric and thread. * Ensure the needles are correctly inserted. * Change the type or size of the needle. * Check the thread path. * Increase the presser foot pressure. * Adjust the thread tension. * Use high-quality thread.
Z
Zachary LopezSep 3, 2025
What to do if my Bernette b68 AIRLOCK Sewing Machine needle breaks?
- M
  Miss Glenda StephensSep 3, 2025
  If the needle breaks while using your Bernette Sewing Machine, make sure to: * Insert the needle correctly. * Avoid pulling the fabric while sewing. * Tighten the needle screw. * Use a stronger needle for heavyweight fabrics.
C
Crystal HarrisSep 1, 2025
Why won't my Bernette Sewing Machine turn on?
- K
  kimdianaSep 1, 2025
  If your Bernette Sewing Machine does not operate, connect it to a power source, switch it on, and ensure the looper cover is closed.
R
Rita SparksAug 31, 2025
Why is the fabric puckering with my Bernette b68 AIRLOCK Sewing Machine?
- M
  mwalshAug 31, 2025
  If the fabric puckers when using your Bernette Sewing Machine, try loosening the thread tension and check for tangled or caught thread. Use high-quality, lightweight thread, shorten the stitch length, and decrease the presser foot pressure for lightweight fabrics.
D
daniel35Aug 29, 2025
What causes irregular stitches on a Bernette b68 AIRLOCK?
- D
  David JohnsonAug 29, 2025
  If you are experiencing irregular stitches with your Bernette Sewing Machine, balance the thread tension, and check for any tangled or caught thread. Also, ensure the threading path is correct.
P
pmooreAug 27, 2025
How to improve fabric feeding on my Bernette b68 AIRLOCK?
- J
  Joshua PotterAug 28, 2025
  If the fabric does not feed well through your Bernette Sewing Machine, try lengthening the stitch length. If you are using heavy weight fabric, increase the presser foot pressure. For lightweight fabrics, decrease the presser foot pressure.
K
Kevin GordonAug 27, 2025
How to fix stitch skipping on my Bernette Sewing Machine?
- M
  Michael WhiteAug 27, 2025
  If your Bernette Sewing Machine is skipping stitches, try the following: 1. Insert a new needle, as the current one may be bent or blunt. 2. Tighten the needle set screw. 3. Ensure the needles are correctly inserted. 4. Change the needle type or size. 5. Check the threading path. 6. Increase the presser foot pressure. 7. Use high-quality thread.
C
Christopher LawrenceAug 25, 2025
What to do if fabric does not feed well in my Bernette b68 AIRLOCK?
- J
  Jennifer MarshAug 26, 2025
  If the fabric does not feed well through your Bernette Sewing Machine, try the following: * Elongate the stitch length. * Increase the presser foot pressure for heavyweight fabric. * Decrease the presser foot pressure for lightweight fabrics. * Check the setting of the differential feed.
K
Kevin LangAug 23, 2025
Why is my Bernette b68 AIRLOCK Sewing Machine thread breaking?
- C
  Christine GibsonAug 23, 2025
  If the thread is breaking on your Bernette Sewing Machine, try the following: * Loosen the thread tension. * Check the thread path to ensure it's clear. * Inspect for any tangled or caught thread. * Ensure the needle is correctly inserted. * Try new needles, as the current ones may be defective. * Use high-quality thread.

Summary

IMPORTANT SAFETY INSTRUCTIONS

Important Information

Explanation of Symbols

Explanation of symbols used in the manual for danger, warning, and caution.

My bernette

Machine Overview

Detailed diagrams and lists of machine parts and their locations.

Standard Accessories

Lists and describes included accessories, those behind the threader cover, and the accessories box.

Setting Up the Machine

Workspace and Connection

Guidance on workspace setup, connecting the machine, and switching it on.

Machine Components Handling

How to use foot control, handwheel, machine covers, spool holder, and presser foot.

Needle Area and Threading

Information on needle area operations, changing needles, and manual threading.

Sewing Assistance Features

How to use the thread cutter, knee lifter, cut-offs bin, freearm cover, and slide-on table.

Sewing Start

Preparation and Selection

Checklist before sewing, selecting fabric, thread, and needles.

Fixing Fabric Layers

Methods for fixing fabric layers before or during sewing.

Selecting a Stitch

Stitch Types and Applications

Description of various stitch types like overlock, coverstitch, chainstitch, and flatlock.

Stitch Chart and Settings

Overview of all stitches with their default settings and visual patterns.

Machine Settings

Machine Setup and Knife Adjustment

Preparing machine for stitches, setting knife, and cutting width.

Stitch Adjustments

How to adjust stitch width, length, upper looper, and thread controls.

Pressure and Feed Controls

Adjusting presser foot pressure and differential feed for fabric manipulation.

Threading

Preparation and Needle Threading

Steps for preparing to thread and threading the needle threads.

Looper Thread Threading Methods

Using the air threader, auxiliary thread, or threading wire for loopers.

Changing Threads

How to knot and change needle and looper threads.

Sewing Test

Performing Sewing Tests

How to perform sewing tests for overlock, coverstitch, and chainstitch.

Optimizing Stitches

Measures to correct stitch formation issues for various stitch types.

Practical Overlocking

Securing Stitches and Removing Errors

How to secure stitches, remove stitches, and undo cover/chainstitches.

Sewing Specific Seams and Edges

Instructions for sewing hems, flatlocks, joining seams, binding, and topstitching.

Working with Corners and Curves

How to sew outer corners, inner corners, and outer curves/circles.

Appendix

Machine Care and Handling

Guidelines for storing, transporting, and cleaning the machine.

Troubleshooting and Technical Specifications

Solutions for common faults and detailed technical specifications of the machine.

Bernette b68 AIRLOCK Specifications

General

Speed	1300 stitches per minute
Differential Feed	Yes
Lighting	LED
Free Arm	Yes
Display	LCD
Type	Overlock and Coverstitch
Stitch Types	Flatlock, Coverstitch
Stitch Length	Up to 4mm
Number of Needles	2
Number of Threads	4