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General| Type | Overlocker |
|---|---|
| Stitch Types | Overlock, Rolled Hem, Flatlock, Coverstitch |
| Differential Feed | Yes |
| Automatic Needle Threader | Yes |
| Display | LCD |
| One-step Bernina Air Threader | Yes |
| Free Hand System (FHS) | Yes |
| Memory | No |
| Speed | 1300 stitches/min |
| Number of Threads | 3 or 4 |
Basic usage guidelines and warnings for operating the machine safely.
Conditions and locations required for safe machine operation.
Machine state, maintenance, and safety requirements.
Guidelines for the safe use of machine accessories and consumables.
Specific safety protocols to be observed during machine operation.
Guidelines for user capabilities and the need for supervision.
Information on accessing and managing the user manual.
Intended purpose and operational scope of the sewing machine.
Details on included accessories and potential variations.
Care and servicing requirements for double-insulated products.
Proper disposal and eco-friendly practices for the machine.
Meanings of hazard and information symbols used in the manual.
Overview of overlockers and their advantages in sewing.
Information on BERNINA's quality assurance processes for machines.
Introduction to BERNINA's community, resources, and support.
Accessing video tutorials and support content on YouTube.
Details about BERNINA's sewing magazine and online shop.
Accessing sewing tips, patterns, and community ideas via the blog.
Following BERNINA on social networks for updates and inspiration.
Identification of front machine components and features.
Identification of components located around the needle.
Detailed view and labeling of the standard overlock presser foot.
Identification of the looper mechanism components.
Identification of components within the threading system.
Identification of side machine components and connections.
Identification of components located on the back of the machine.
Explanation of symbols used for machine settings and threading.
List and purpose of standard accessories supplied with the machine.
Information on how accessories are stored within the machine.
Description of the accessory storage box and its contents.
Details on extending accessory storage capabilities.
How to interact with the touch-sensitive screen interface.
Understanding screen navigation icons and their functions.
How to enable or disable machine functions via the screen.
Methods for adjusting settings using sliders and buttons.
Using the on-screen keyboard for inputting text and numbers.
Understanding the layout and elements of the main machine screen.
Overview of the Home screen and its entry points.
Accessing software settings and machine information.
Navigating and using the built-in tutorial for guidance.
Getting stitch and setting recommendations from the consultant.
Engaging power saving and child safety features.
Understanding and switching between Guided and Expert modes.
Features and operation of the Guided mode.
Features and operation of the Expert mode.
Display of stitch-related settings and options.
Options for choosing and viewing stitches on the screen.
Saving, editing, and managing custom stitch settings.
Overview of manual settings required for selected stitches.
Visual representation of stitch settings and machine adjustments.
Stitch settings that directly impact the sewing process.
Machine functions affected by current settings.
Importance of ergonomics and workspace setup for optimal sewing.
Recommended posture and arm placement while sewing.
Steps for connecting the power cable and plugging into an outlet.
Procedures for powering the machine on and off.
Setup and use of the thread stand for yarn cones.
Extending and positioning the thread guide attachment.
Securing thread cones on the spool pin using stabilizers.
Ensuring spool stability and even thread unwinding.
Applying spool nets for smooth thread unwinding.
Connecting the foot control cable to the machine.
How to start, stop, and control sewing speed with the foot pedal.
Managing the presser foot for various sewing tasks.
Raising and lowering the presser foot for sewing.
Gaining extra clearance under the presser foot for thick fabrics.
Using the knee lifter for hands-free presser foot adjustment.
Moving the presser foot aside for needle changes.
Step-by-step guide for attaching and removing presser feet.
Overview and functions of the needle area components.
Description of the needle holder capacity and compatible needle systems.
Identification of left (LN) and right (RN) needles for overlock.
Procedures and precautions for replacing needles.
Location and purpose of the needle storage pad.
Utilizing the automatic needle threader system.
Manual method for threading needles using a threader tool.
Setting the needle to its upper or lower position.
Pre-setting the needle's stop position.
Operations for opening and closing machine covers.
How to open and close the threader cover.
How to open and close the looper cover.
Functions and operation of the machine's handwheel.
Assistance features to aid the sewing process.
How to use the built-in thread cutter.
Installing and removing the knee lifter accessory.
How to attach and remove the scrap collector bin.
Attaching and removing the cover for freearm sewing.
How to attach and remove the extension table.
Storing the touch screen pen on the magnetic holder.
Attaching and removing the seam guide accessory.
Accessing and configuring machine settings via the setup program.
Setting maximum and minimum sewing speeds.
Modifying screen brightness and controlling the sewing light.
Configuring on-screen touch sounds and muting options.
Managing language, firmware version, and factory settings.
Customizing screen colors and wallpapers.
Functionality and alerts of the presser foot indicator.
Navigating and using the built-in tutorial for assistance.
Engaging power saving and child safety features.
Essential checks before beginning a sewing project.
Importance of fabric choice for achieving desired sewing results.
Guidelines for selecting appropriate threads for sewing.
Matching needle size with thread type and fabric.
Using various thread types for loopers, including air threading.
Guidelines for choosing the correct needle system and size.
Chart of different needle types, designations, and applications.
How to identify and replace faulty needles.
Techniques for securing fabric layers, including pin placement warnings.
Overview of different stitch formations achievable with the machine.
General description of overlock stitches.
Details on the 4-thread overlock stitch and its properties.
Details on the 3-thread overlock stitch and its applications.
Details on the 2-thread overlock stitch and its uses.
Choosing stitches based on their intended sewing application.
Using stitches for finishing fabric edges decoratively or for seams.
Types of seams and suitable overlock stitches for them.
Overlock stitches ideal for closed seams on various fabrics.
How to create flatlock seams for specific finishes.
Methods for selecting stitches via the machine's screen interface.
Choosing a stitch from available patterns using the screen.
Accessing and modifying saved custom stitch settings.
Procedures for saving new or overwriting existing stitches.
Steps to save a custom stitch with a name and notes.
How to replace an existing saved stitch.
Changing the name of a previously saved stitch.
Removing saved stitches from personal memory.
Getting stitch and setting recommendations from the consultant.
Operating the cutting knife, turning it on and off.
Lowering or raising the knife for better access or cutting.
Adjusting the width of the cut edge using the dial.
Engaging and disengaging the upper looper converter.
Fine-tuning thread tension for optimal stitch formation.
Restoring thread tension settings to factory defaults.
Controlling fabric feed to prevent puckering or gathering.
Standard differential feed setting for even seams.
Settings for creating ruffles or gathering fabric.
Using differential feed for intentional gathering effects.
Adjusting differential feed to reduce seam waves during gathering.
Using differential feed for stretching fabric and preventing puckering.
Switching between overlock and rolled hem functions.
Activating the standard overlocking mode.
Engaging the rolled hem function for edge finishing.
Adjusting micro thread control for looper thread amount.
Adjusting presser foot pressure for different fabric types.
Methods for altering stitch width via needle position or cutting width.
Adjusting width by selecting left or right needle.
Adjusting width by setting the cutting width dial.
Setting the stitch length based on fabric and desired effect.
Initial steps and mechanical settings before threading.
Utilizing the automatic air threading system.
Using pulse drive to assist in threading operations.
Threading the upper and lower looper threads.
Using an auxiliary thread for difficult looper threading.
Alternative threading method for thick or decorative threads.
Employing a threading wire as a tool for looper thread guidance.
Procedures for threading the machine's needle threads.
Specific steps for threading the left overlock needle.
Specific steps for threading the right overlock needle.
Methods for changing threads, including knotting techniques.
Techniques for tying threads together securely.
Steps to replace needle threads.
Steps to replace looper threads.
Conducting a test seam to check and adjust stitch settings.
Using the stitch optimizer for fine-tuning stitch appearance.
Techniques for securing seam ends to prevent unraveling.
Creating a thread chain at the beginning of a seam.
Creating a thread chain at the end of a seam.
Additional methods for securing overlock stitches.
Safest method to prevent stitches from opening by knotting.
How to carefully unpick overlock stitches.
Creating a blanket stitch for edge finishing.
Techniques for creating gathers or ruffles using differential feed.
Adjusting differential feed for gathering effects.
Using needle threads to spread gathers evenly.
Methods for sewing neat outer corners.
First method for sewing outer corners.
Second method for sewing outer corners.
Techniques for sewing neat inner corners.
Overlocking inner curves to avoid clipping.
Using differential feed for shaping outer curves and circles.
How to use the adjustable tape guide presser foot.
Managing machine firmware, language, and settings.
Changing the display language of the machine.
Accessing firmware version and dealer data.
Resetting the machine software to its original state.
Procedures for downloading and installing firmware updates.
Obtaining the latest firmware from the BERNINA website.
Saving and restoring machine settings and personal data.
Saving personal data and settings to a USB drive.
Importing saved data and settings from a USB drive.
Initiating the firmware update process from a USB stick.
Adjusting screen touch sensitivity if it becomes unresponsive.
Routine cleaning and maintenance of the sewing machine.
General cleaning of the machine exterior and accessible parts.
Detailed cleaning of the looper mechanism and surrounding areas.
Maintaining the air threader system to prevent blockages.
Proper method for cleaning the machine's display screen.
Keeping suction feet clean to prevent machine slippage.
Lubricating specific moving parts with overlock oil.
Common faults and their solutions for the machine.
Guidelines for proper long-term storage of the machine.
Steps for safely moving or transporting the machine.
Environmentally responsible disposal methods for the machine.
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