Husqvarna Viking 950S Common Problems and Troubleshooting

Welcome to our guide on troubleshooting common problems with the Husqvarna Viking 950S sewing machine. As a proud owner of this advanced model, you may encounter certain issues during your sewing projects. This article aims to provide you with insights and solutions to address these challenges effectively. Whether you’re experiencing issues with the machine’s computerized functions or encountering difficulties with specific product details, we’re here to help you resolve them.

Causes of Common Problems with the Husqvarna Viking 950S

This section serves as an introduction to the various problems and their respective troubleshooting methods associated with the Husqvarna Viking 950S sewing machine. Subsequent subsections will delve into specific issues related to the product details and its computerized features.

1. Bobbin Tension Issue on Husqvarna Viking 950S

• Description: The stitches on your Husqvarna Viking 950S appear loose or uneven.
• Cause of the problem: Incorrect bobbin tension can lead to improper stitch formation.
• Troubleshooting:
  1. Remove the bobbin from the machine and re-thread it following the manufacturer’s instructions.
  2. Adjust the bobbin tension by turning the tension screw slightly clockwise for tighter tension or counterclockwise for looser tension.
  3. Test the tension adjustments on a scrap fabric until you achieve the desired stitch quality.

2. Needle Jamming on Husqvarna Viking 950S

• Description: The needle frequently gets stuck or jams while sewing with your Husqvarna Viking 950S.
• Cause of the problem: The needle may be bent, dull, or incorrectly inserted, causing it to catch on fabric or other machine parts.
• Troubleshooting:
  1. Turn off the machine and unplug it for safety.
  2. Carefully remove the needle and inspect it for any signs of damage or wear.
  3. If the needle is damaged or dull, replace it with a new one of the correct size and type recommended for your machine.
  4. Ensure the needle is inserted correctly, with the flat side facing the back of the machine and fully seated in the needle clamp.
  5. Clean the bobbin area and feed dogs to remove any lint, thread, or debris that may be causing interference with the needle.

3. Fabric Not Feeding Properly on Husqvarna Viking 950S

• Description: The fabric does not move smoothly under the presser foot while sewing with your Husqvarna Viking 950S.
• Cause of the problem: Incorrect presser foot pressure or feed dog malfunction can prevent proper fabric feeding.
• Troubleshooting:
  1. Check the presser foot pressure adjustment dial and ensure it is set to the appropriate level for the fabric you are sewing.
  2. Inspect the feed dogs for any signs of damage or obstruction, and clean them if necessary.
  3. Ensure the feed dogs are engaged and moving properly by hand-turning the handwheel towards you.
  4. If the feed dogs are not moving, there may be an issue with the machine’s internal mechanism, requiring professional servicing.

4. Thread Breakage on Husqvarna Viking 950S

• Description: The thread frequently breaks while sewing with your Husqvarna Viking 950S.
• Cause of the problem: Thread tension, improper threading, or using low-quality or old thread can lead to thread breakage.
• Troubleshooting:
  1. Check the upper thread tension settings and adjust as needed to ensure proper tension for the fabric being used.
  2. Re-thread the upper thread, following the threading path indicated in the machine’s manual, and ensure the thread is securely seated in all thread guides and tension discs.
  3. Inspect the needle for any burrs or rough spots that may be causing the thread to break, and replace if necessary.
  4. Use high-quality, fresh thread appropriate for your sewing project.

5. Buttonhole Malfunction on Husqvarna Viking 950S

• Description: The buttonhole function on your Husqvarna Viking 950S is not producing consistent or properly sized buttonholes.
• Cause of the problem: Incorrect settings, improper positioning of the fabric, or a malfunctioning buttonhole foot can result in buttonhole defects.
• Troubleshooting:
  1. Refer to the machine’s manual to ensure you are selecting the correct buttonhole style and settings for your project.
  2. Place the fabric correctly under the buttonhole foot, ensuring it is flat and securely positioned.
  3. Check the buttonhole foot for any obstructions or damage that may be affecting its performance, and replace if necessary.
  4. Test the buttonhole function on a scrap fabric to adjust settings and ensure proper alignment before sewing on your project.

Thread Breakage – Tension Adjustment Issue

• Description of the problem: The thread frequently breaks while sewing with the Husqvarna Viking 950S.
• Cause of the problem: Improper tension settings or incorrect threading can lead to thread breakage.
• Troubleshooting step-by-step:
  1. Check the threading path and ensure the thread is correctly inserted into the tension disks.
  2. Adjust the tension settings according to the fabric being used. Lower tension for lightweight fabrics and higher tension for thicker fabrics.
  3. Inspect the needle for any burrs or damage that may be causing the thread to break and replace if necessary.

Needle Jamming – Incorrect Needle Type

• Description of the problem: The needle frequently jams or gets stuck while sewing with the Husqvarna Viking 950S.
• Cause of the problem: Using the wrong type or size of needle for the fabric being sewn can result in needle jamming.
• Troubleshooting step-by-step:
  1. Ensure you are using the correct needle type and size recommended for the fabric being sewn.
  2. Inspect the needle for any bends, burrs, or damage and replace if necessary.
  3. Clean out any lint or debris from the bobbin area and needle plate that may be obstructing the needle’s movement.

Uneven Stitching – Feed Dog Malfunction

• Description of the problem: The stitching produced by the Husqvarna Viking 950S is uneven or irregular.
• Cause of the problem: Malfunctioning feed dogs can cause uneven fabric feeding, resulting in uneven stitching.
• Troubleshooting step-by-step:
  1. Inspect the feed dogs for any obstructions or damage and clean if necessary.
  2. Ensure the presser foot is properly attached and lowered to engage the feed dogs.
  3. Adjust the presser foot pressure to ensure proper fabric feeding.

Bobbin Tension Issues – Incorrect Bobbin Winding

• Description of the problem: The bobbin thread tension is inconsistent or too loose/tight when sewing with the Husqvarna Viking 950S.
• Cause of the problem: Incorrect bobbin winding or improper installation of the bobbin can result in tension issues.
• Troubleshooting step-by-step:
  1. Ensure the bobbin is wound evenly and correctly inserted into the bobbin case.
  2. Adjust the bobbin tension screw slightly to achieve the desired tension.
  3. Clean the bobbin area and remove any lint or debris that may be affecting the tension.

Thread Bunching – Bobbin Case Misalignment

• Description of the problem: The thread bunches up underneath the fabric while sewing with the Husqvarna Viking 950S.
• Cause of the problem: Misalignment or improper installation of the bobbin case can cause thread bunching.
• Troubleshooting step-by-step:
  1. Remove the bobbin case and reinsert it, ensuring it is properly aligned and securely seated in place.
  2. Clean the bobbin area thoroughly to remove any lint or debris that may be causing interference.
  3. Check the bobbin tension and adjust if necessary to prevent excessive thread buildup.

Bobbin Jamming – Husqvarna Viking 950S

Problem: The bobbin frequently jams during sewing.

Cause: Incorrectly inserted or wound bobbin, or lint buildup in the bobbin area.

Troubleshooting:

1. Remove the bobbin and reinsert it, ensuring it is properly wound and placed according to the machine’s instructions.
2. Clean the bobbin area to remove any accumulated lint or debris that may be causing the jamming.

Needle Breaking – Husqvarna Viking 950S

Problem: Needles frequently break while sewing.

Cause: Dull or bent needles, incorrect needle size for the fabric being used, or improper needle insertion.

Troubleshooting:

1. Replace the needle with a new one, ensuring it is the correct size and type for the fabric.
2. Check the needle position and make sure it is inserted correctly and securely.
3. If the problem persists, consult the machine’s manual for guidance on needle troubleshooting.

Uneven Stitching – Husqvarna Viking 950S

Problem: The machine produces uneven or irregular stitches.

Cause: Tension issues, incorrect threading, or a damaged needle.

Troubleshooting:

1. Check the thread tension settings and adjust them as needed according to the fabric and thread being used.
2. Ensure the machine is threaded correctly, following the threading diagram in the manual.
3. If the needle is damaged or bent, replace it with a new one.

Feed Dogs Not Moving – Husqvarna Viking 950S

Problem: The feed dogs, which help move the fabric during sewing, are not functioning.

Cause: Incorrect setting, dirt or debris obstructing the feed dogs, or mechanical issues.

Troubleshooting:

1. Check the feed dog setting to ensure it is engaged properly.
2. Clean the feed dogs and the surrounding area to remove any dirt or lint buildup.
3. If the problem persists, consult a professional technician for further inspection and repair.

Thread Tension Issues – Husqvarna Viking 950S

Problem: The thread tension is inconsistent, leading to loose or tight stitches.

Cause: Incorrect tension settings, improper threading, or damaged tension discs.

Troubleshooting:

1. Adjust the tension settings gradually, testing on a scrap piece of fabric until the desired tension is achieved.
2. Re-thread the machine, making sure the thread is correctly guided through the tension discs and the machine’s thread path.
3. If the tension discs are damaged or worn, they may need to be replaced by a professional technician.

Thread Bunching Underneath Fabric – Husqvarna Viking 950S

Problem: Threads are bunching up underneath the fabric instead of forming proper stitches.

Cause: Incorrect threading of the bobbin, improper tension settings, or a dull needle.

Troubleshooting:

1. Check the bobbin threading, ensuring it is correctly wound and inserted into the bobbin case.
2. Adjust the tension settings, both for the upper thread and the bobbin thread, to achieve balanced tension.
3. Inspect the needle for any signs of dullness or damage, and replace it if necessary.

Machine Not Powering On – Husqvarna Viking 950S

Problem: The sewing machine does not turn on when the power switch is activated.

Cause: Power cord issues, faulty power switch, or internal electrical problems.

Troubleshooting:

1. Check that the power cord is securely plugged into both the machine and the power outlet.
2. Test the power outlet with another device to ensure it is functioning properly.
3. If the power cord and outlet are fine, there may be a problem with the machine’s internal wiring or power switch, requiring professional repair.

Noise During Operation – Husqvarna Viking 950S

Problem: The sewing machine emits unusual noises while in use.

Cause: Loose parts, lack of lubrication, or mechanical issues.

Troubleshooting:

1. Tighten any loose screws or bolts on the machine, including the needle clamp and presser foot.
2. Apply lubricating oil to the recommended points in the machine, as indicated in the manual.
3. If the noise persists, there may be underlying mechanical problems that require professional inspection and repair.

Stitch Selector Not Functioning – Husqvarna Viking 950S

Problem: The stitch selector dial or buttons do not change the stitch pattern as intended.

Cause: Selector mechanism issues, electronic malfunction, or user error.

Troubleshooting:

1. Ensure the stitch selector is set to the desired stitch pattern and that it is engaged properly.
2. Check for any debris or obstructions around the selector mechanism and clean if necessary.
3. If the problem persists, there may be electronic issues that require professional diagnosis and repair.

Bobbin Thread Looping – Husqvarna Viking 950S

Problem: The bobbin thread forms loops on the underside of the fabric.

Cause: Incorrect bobbin tension, improperly wound bobbin, or lint accumulation in the bobbin area.

Troubleshooting:

1. Adjust the bobbin tension screw slightly to increase or decrease tension as needed.
2. Ensure the bobbin is wound evenly and inserted correctly into the bobbin case.
3. Clean the bobbin area thoroughly to remove any lint or debris that may be affecting the thread tension.

Machine Freezing During Operation – Husqvarna Viking 950S

Problem: The sewing machine freezes or stops responding while in use.

Cause: Overheating, software glitch, or electronic malfunction.

Troubleshooting:

1. Turn off the machine and allow it to cool down for a few minutes before attempting to use it again.
2. Check for any software updates available for the machine and install them if necessary.
3. If the problem persists, there may be electronic issues that require professional diagnosis and repair.

Thread Cutter Not Working – Husqvarna Viking 950S

Problem: The automatic thread cutter feature of the machine is not functioning.

Cause: Dull or misaligned cutter blade, mechanical obstruction, or software malfunction.

Troubleshooting:

1. Inspect the thread cutter blade for any signs of dullness or misalignment, and replace it if necessary.
2. Clean the thread cutter area to remove any debris that may be obstructing its movement.
3. If the problem persists, there may be underlying mechanical or electronic issues that require professional attention.

Bobbin Case Jamming – Husqvarna Viking 950S

Problem: The bobbin case gets stuck or jams while sewing.

Cause: Improper insertion of the bobbin case, damaged bobbin case, or debris accumulation.

Troubleshooting:

1. Remove the bobbin case and reinsert it, ensuring it is properly seated and aligned according to the machine’s instructions.
2. Inspect the bobbin case for any signs of damage, such as cracks or warping, and replace it if necessary.
3. Clean the bobbin case area to remove any lint or debris that may be causing the jamming.

Thread Fraying or Breaking – Husqvarna Viking 950S

Problem: The thread frays or breaks frequently during sewing.

Cause: Incorrect thread tension, sharp edges on the thread path, or poor-quality thread.

Troubleshooting:

1. Adjust the thread tension to ensure it is appropriate for the fabric and thread being used.
2. Inspect the thread path for any sharp edges or burrs that may be causing the thread to fray, and smooth them out if necessary.
3. Use high-quality thread suitable for the fabric and sewing project to minimize breakage.

Machine Not Stitching – Husqvarna Viking 950S

Problem: The sewing machine is not stitching at all, despite being correctly threaded and powered on.

Cause: Mechanical issues, broken components, or software malfunction.

Troubleshooting:

1. Check for any visible obstructions in the machine’s needle area, such as broken needles or tangled thread.
2. Inspect the machine’s internal components for any signs of damage or malfunction.
3. If the machine still does not stitch, there may be software issues or electronic malfunctions that require professional attention.

Frequently Asked Questions

Q: Why does my Husqvarna Viking 950S sewing machine keep jamming?

A: Bobbin jamming can occur due to incorrect bobbin insertion, lint buildup, or thread tension issues. Try reinserting the bobbin, cleaning the bobbin area, and adjusting the tension settings.

Q: How do I fix uneven stitching on my Husqvarna Viking 950S?

A: Uneven stitching may result from tension issues, incorrect threading, or a damaged needle. Adjust the tension settings, re-thread the machine, and replace the needle if necessary.

Q: Why is my needle breaking frequently?

A: Needle breakage can occur due to dull or bent needles, improper needle insertion, or using the wrong needle size for the fabric. Replace the needle with a new one, ensure correct insertion, and use the appropriate needle for your project.

Q: How can I troubleshoot thread tension issues on the Husqvarna Viking 950S?

A: Inconsistent thread tension may be due to incorrect tension settings, improper threading, or damaged tension discs. Adjust the tension settings, re-thread the machine, and inspect the tension discs for damage.

Q: What should I do if my Husqvarna Viking 950S sewing machine is not powering on?

A: If the machine does not power on, check the power cord, ensure it’s securely plugged in, and test the outlet. If there are no issues with the cord or outlet, there may be internal electrical problems that require professional repair.

Conclusion

It’s always advisable to refer to the manual, customer service, or service center whenever you encounter a problem with your Husqvarna Viking 950S sewing machine. These resources can provide you with the necessary guidance and support to resolve any issues effectively.