bernette 79 Sewing-Embroidery Machine User Guide

: June 10, 2024
: bernette

bernette 79 Sewing-Embroidery Machine

IMPORTANT SAFETY INSTRUCTIONS

Please be aware of the following basic safety instructions when using your machine. Before using this machine, read instruction manual carefully.

DANGER
To reduce the risk of electrical shock:

Never leave the machine unattended when it is connected to the power supply.
Immediately after use and before cleaning, switch off the machine and disconnect the power cable from the outlet.

Protection against LED radiation:

Do not view the LED light directly with optical instruments (e.g. magnifier). The LED light corresponds to protection class 1M.
When the LED light is damaged or defective, contact your bernette specialist dealer.

WARNING
To reduce the risk of burns, fire, electric shock or injury to persons:

To operate the machine always use the supplied power cable. USA and Canada only: Do not connect power plug NEMA 1-15 to circuits exceeding 150 volt-to-ground.
This machine may only be used for the purpose described in this instruction manual.
Only use the machine in dry rooms.
Do not use the machine in a damp condition or in a damp environment.
Do not use this machine as a toy. You must take extra care if the machine is being used by children or in the vicinity of children.
This machine may be used by children eight years of age and older as well as persons with restricted physical, sensory or mental capacities or lack of experience and knowledge under supervision or having received instruction on the safe use of the machine and the resulting hazards.
Children are not allowed to play with the system.
Cleaning and maintenance work must not be carried out by children unless they are supervised.
Do not use this machine if the cable or plug is damaged, the machine is not functioning correctly, it is dropped or becomes damaged or falls in water. Contact the nearest authorized bernette dealer to arrange further details.
Only use the accessories recommended by the manufacturer.
Do not use this machine if the ventilation openings are blocked. Keep all ventilation openings and foot control free of lint, dust and loose cloth.
Do not insert any objects into the openings of the machine.
Do not place any objects on the foot control.
Always use the machine with a foot control of this typeFC-210.
Do not operate the machine where aerosol products (sprays) or oxygen are being used.
Keep fingers away from all moving parts. Special care is required around the needle.
Neither pull nor push the fabric while sewing. This can cause needle breakage.
Turn power switch to «0» when making any adjustments in the needle area, such as threading the needle, changing the needle, threading the hook or changing the presser foot.
Do not use bent needles.
Always use the original bernette stitch plate. The wrong stitch plate can cause needle breakage.
To disconnect, turn power switch to “0”and then remove the plug from the outlet. Do not unplug by pulling the cord, instead grasp the plug to pull it from the outlet.
Disconnect the plug before removing or opening the covers, oiling the machine or performing any cleaning or maintenance work described in this instruction manual.
This machine is double-insulated (except for USA, Canada and Japan). Use only original replacement parts. Note the information on maintaining double-insulated products.
The sound pressure level under normal conditions is less than 70 dB (A).

Important Information

Availability of the Instruction Manual
The instruction manual is supplied with the machine. Keep the instruction manual safe at a suitable place near the machine to have it at hand in case that you need to look up something.If you pass the machine to a third party, always include the instruction manual.

Proper Use
Your bernette machine is conceived and designed for private household use. It is intended for sewing fabrics and other materials as described in this instruction manual. Any other use is not considered proper. bernette assumes no liability concerning consequences resulting from an inappropriate usage.

Servicing of Double-insulated Products
In a double-insulated product two systems of insulation are provided instead of grounding. No grounding means is provided on a double-insulated product nor should a means for grounded be added to the product. Servicing a double-insulated product requires extreme care and knowledge of the system and should only be done by qualified service personnel. Replacement parts for a double-insulated product must be identical to the original parts in the product. A double-insulated product is marked with the words: «Double- Insulation» or «double-insulated».

The symbol may also be marked on the product.

Environmental Protection

BERNINA International AG is committed to environmental protection. We strive to minimize the environmental impact of our products by continuously improving product design and our technology of manufacturing. The machine is labeled with the symbol of the crossed-out wastebin. This means that the machine must not be disposed of with the household waste when the machine is no longer needed. Improper disposal can result in dangerous substances getting into the groundwater and thus into our food chain, damaging our health. The machine must be returned free of charge to a nearby collection point for waste electrical and electronic equipment or to a collection point for the reuse of the machine. Information on the collection points can be obtained from your local administration. When purchasing a new machine, the dealer is obliged to take back the old machine free of charge and dispose of it properly.
If the machine contains personal data, you are responsible for deleting the data yourself before returning the machine.

For complete instructions, you can link to the online user manual and how to videos at www.mybernette.com/b79 or scan the QR-Code with your smart phone.

www.mybernette.com/b79

Overview Front Controls

Quick Reverse
Thread Cutter
Presser Foot Up/Down
Start/Stop
Speed Control
Securing Stitches
Needle Up/Down
Upper Multi-function Knob
Lower Multi-function Knob
Needle Left/Right

Overview Machine Front

Feed Dog Lever
Connection for Embroidery Module
Bobbin Cover
Stitch Plate
Presser Foot
Sewing Light
Needle Threader
Buttonhole Lever
Thread Cutter
Thread Take-up Lever
Top Cover
LCD Display
Connection for Free Hand System
Sewing Table and Accessory Box

Overview Machine Top

Quick Reverse
Thread Cutter
Presser Foot Up/Down
Start/Stop
Speed Control
Securing Stitches
Needle Up/Down
Upper Multi-function Knob

Overview Machine Back

Connection for Power Cable
Air Vents
Connection for Foot Control
USB Port
Power Switch
Handwheel
Carrying Handle
Air Vents
Dual Feed
Sewing Table and Accessory Box

Connection and Switching On

Winding the Bobbin Thread

Threading the Bobbin Thread

Threading the Upper Thread

Practical Stitches
Decorative Stitches
Alphabets
Buttonholes
Quilt Stitches
Personal Memory

Changing the Presser Foot

Attaching the Embroidery Foot

Attaching the Embroidery Module

Attaching the Stitch Plate

Selecting the Embroidery Design

Embroidery Alphabets
Embroidery Design
Personal Embroidery Design
Basting
Moving the Hoop
Embroidery Sequence Control
Cut Connecting Stitches
Multi-colored Embroidery Design On/Off
Color Indication

Preparing the Embroidery Hoop

Cleaning the Hook

Oiling the Needle Bar

Troubleshooting

Fault	Cause	Solution
Uneven Stitch Formation	Upper thread too tight or too loose.	– Adjust

the upper thread tension.
Needle blunt or bent.| – Replace the needle, make sure that a new BERNINA quality needle is used.
Poor quality needle.| – Use a new BERNINA quality needle.
Poor quality thread.| – Use quality thread.
Incorrect needle/thread combination.| – Match the needle with the thread size.
Incorrectly threaded.| – Rethread.
Stoff wurde gezogen.| – Feed the fabric evenly.
Dust or thread remnants under the tension spring of the bobbin case.| – Clean the hook.
Skipped Stitches| Incorrect needle.| – Use the needle system 130/705H.
Needle blunt or bent.| – Replace the needle.
Poor quality needle.| – Use a new BERNINA quality needle.
The needle is incorrectly inserted.| – Insert the needle with the flat side to the back as far up as it will go into the needle holder and tighten the screw.
Incorrect needle point.| – Match the needle point to the texture of the material.
Faulty Stitching| Thread remnants be- tween the thread tension discs.| – Fold a piece of thin material and slide the folded edge (not the raw edges) between the thread tension discs.
Incorrectly threaded.| – Rethread.
Thread is caught in the hook.| – Remove the upper thread and the bobbin case, turn the handwheel backwards and forwards by hand and remove the thread remnants.
Incorrect needle/thread combination.| – Check the needle/thread combination.
Upper Thread Breaks| Incorrect needle/thread combination.| – Match the needle with the thread size.
---|---|---
Upper thread is too tight.| – Reduce the upper thread tension.
Incorrectly threaded.| – Rethread.
Poor quality thread.| – Use quality thread.
The stitch plate or the hook tip is damaged.| – Contact a specialized bernette dealer to have the damages repaired.

– Replace the stitch plate.

Lower Thread Breaks| The bobbin is not insert- ed correctly.| – Remove and reinsert the bobbin and pull on the thread.

→ The thread should run easily.

---|---|---
The bobbin is wound incorrectly.| – Check bobbin and thread correctly.
The stitch hole in the stitch plate is damaged.| – Contact a specialized bernette dealer to have the damages repaired.

– Replace the stitch plate.

Needle blunt or bent.| – Replace the needle.
Needle Breaks| The needle is incorrectly inserted.| – Insert the needle with the flat side to the back as far up as it will go into the needle holder and tighten the screw.
Fabric has been pulled.| – Feed the fabric evenly.
Thick fabric has been pushed.| – Use the appropriate presser foot, e.g. Jeans foot, for thick material.

– Use the height compensating tool when sewing over a thick seam.

Knotted thread.| – Use quality thread.
Display is Inactive| Incorrect calibrating data.| – Switch off the machine.

– Switch on the machine, and simultaneously press and hold the buttons «Needle Position Right/Left».

– Recalibrate the display.

---|---|---
The eco Mode is active.| – Tap «Eco Mode».
Stitch Width Not Adjust- able| The selected needle and stitch plate cannot be used in combination.| – Replace the needle.

– Replace the stitch plate.

Speed Too Low| Unfavorable room tem- perature.| – Place the machine in a warm room one hour before use.
Settings in the Setup Program.| – Adjust the sewing/embroidery speed in the Setup Program.

– Adjust the slide.

The Machine doesn’t Start| The machine is not switched on.| – Switch the machine on.
---|---|---
The presser foot is raised.| – Lower the presser foot.
The machine is not connected to the power supply.| – Connect the power plug to the supply.
The machine is dam- aged.| – Contact the specialized bernette dealer.
The Light of the Button

«Start-/Stop» doesn’t Light Up

| Light is defect.| – Contact the specialized bernette dealer.
Neither the Sewing Light Nor the Light on the Freearm Lights Up| Settings in the Setup Program.| – Activate it in the Setup Program.
The sewing light is de- fect.| – Contact the specialized bernette dealer.
Upper Thread Indicator Fails to Respond| Settings in the Setup Program.| – Activate it in the Setup Program.
The upper thread indica- tor is defect.| – Contact the specialized bernette dealer.
Bobbin Thread Indicator doesn’t React| Settings in the Setup Program.| – Activate it in the Setup Program.
The bobbin thread indi- cator is defect.| – Contact the specialized bernette dealer.
Error during Software Update| The update process is blocked and the hour- glass on the display is inactive.| – Remove the USB stick.

– Switch off the machine.

– Rename the firmware file from «.fw» to

«.auto».

– Insert the USB stick.

– Switch on the machine.

The update starts automatically.