JUKI HZL-80HP Common Problems and Troubleshooting


Welcome to our guide on common problems and troubleshooting for the JUKI HZL-80HP sewing machine. As proud owners of the JUKI HZL-80HP, we understand the joys of creating beautiful stitches. However, every machine can encounter issues. In this guide, we’ll address possible problems and provide solutions to keep your sewing experience smooth and enjoyable.

JUKI HZL-80HP Overview

The JUKI HZL-80HP is a versatile sewing machine that caters to users ranging from beginners to advanced sewers. Its features include an automatic needle threader, one-step buttonholing, adjustable presser foot pressure, and more. The machine’s compact size and lightweight design, along with the included carrying case, make it an ideal companion for sewing on the go. The JUKI HZL-80HP is equipped with features like free arm sewing and a jam-resistant drop-in top bobbin, ensuring a hassle-free sewing experience.

Product Details and Features

Product Dimensions 20.2 x 10.7 x 15.1 inches
Item Weight 19.71 pounds
Power Source Corded Electric
Is Electric Yes

Product Details and Features

  • AUTOMATIC NEEDLE THREADER: Easily thread the needle without eyestrain for quick sewing startup.
  • AUTOMATIC ONE STEP BUTTONHOLING: Conveniently sew buttonholes automatically to match button sizes.
  • ADJUSTABLE PRESSER FOOT PRESSURE: Customize presser foot pressure for better sewing results.
  • COMPACT SIZE SEWING MACHINE WITH CARRYING CASE: Ideal for travel, lightweight, and includes a hard-shell carrying case.
  • FREE ARM SEWING: Slide off the auxiliary bed for sewing collars, cuffs, and more.

Causes of Common Problems with the JUKI HZL-80HP

In the following subsections, we will address various possible problems and their solutions related to the JUKI HZL-80HP sewing machine.

Common Problems and Troubleshooting for JUKI HZL-80HP

1. Thread Tension Irregularities

Description: You notice inconsistent thread tension resulting in loose or tight stitches.

Cause: Incorrect threading or improper tension settings can lead to this issue.


  1. Re-thread the upper thread following the threading guide in the user manual.
  2. Ensure the presser foot is up when threading to allow proper tension engagement.
  3. Experiment with adjusting the thread tension dial gradually until stitches appear balanced.

2. Needle Breakage

Description: Needles are breaking frequently during sewing.

Cause: Incorrect needle type, bent needle, or fabric jamming can cause needle breakage.


  1. Use appropriate needles for the fabric type you are sewing.
  2. Replace the needle if it’s bent or damaged.
  3. Ensure the fabric is properly fed and not jamming the needle area.

3. Bobbin Thread Jamming

Description: The bobbin thread keeps getting tangled or jammed underneath the fabric.

Cause: Incorrect bobbin threading, improperly wound bobbin, or lint buildup can lead to this problem.


  1. Check that the bobbin is correctly threaded and inserted into the bobbin case.
  2. Make sure the bobbin is wound smoothly and evenly.
  3. Clean the bobbin area regularly to prevent lint accumulation.

4. Uneven Feed Dog Movement

Description: The fabric is not moving smoothly or evenly while sewing.

Cause: Dirty or obstructed feed dogs, improper presser foot pressure, or uneven fabric can cause this issue.


  1. Clean the feed dogs using a brush to remove dust and debris.
  2. Adjust the presser foot pressure according to the fabric thickness.
  3. Guide the fabric evenly while sewing to prevent uneven feeding.

5. Skipped Stitches

Description: Stitches are occasionally skipped, resulting in gaps in the seam.

Cause: Dull needle, incorrect needle size, or improper threading can lead to skipped stitches.


  1. Replace the needle with a new, appropriate-sized needle for the fabric.
  2. Ensure the needle is inserted correctly and securely.
  3. Re-thread the upper thread, making sure it passes through all the guides correctly.

6. Thread Bunching Under Fabric

Description: You notice loops or bunches of thread forming under the fabric.

Cause: Incorrect threading of the upper thread or improper bobbin tension can lead to thread bunching.


  1. Check the upper thread path and ensure it’s properly threaded through all guides and tension discs.
  2. Adjust the bobbin tension slightly, if possible, to balance thread tensions.

7. Uneven Stitch Length

Description: Stitch lengths vary throughout the sewing project.

Cause: Inconsistent presser foot pressure, incorrect stitch length setting, or sewing speed can cause uneven stitch lengths.


  1. Ensure the presser foot pressure is properly adjusted for the fabric type.
  2. Check and adjust the stitch length setting on the machine.
  3. Sew at a consistent speed to maintain even stitches.

8. Fabric Doesn’t Move

Description: The fabric isn’t advancing despite the machine running.

Cause: Disengaged feed dogs, improper presser foot pressure, or incorrect stitch type selection can prevent the fabric from moving.


  1. Ensure the feed dogs are engaged and properly raised.
  2. Adjust the presser foot pressure to allow smooth fabric feeding.
  3. Select an appropriate stitch type for the fabric and sewing technique.

9. Noisy Operation

Description: The sewing machine produces unusual noises during operation.

Cause: Loose parts, lint buildup, or improper lubrication can lead to noisy operation.


  1. Tighten any loose screws or parts on the machine.
  2. Clean the machine, especially around moving parts, to remove lint and debris.
  3. Lubricate the machine as recommended in the user manual.

10. Fabric Puckering

Description: The fabric becomes wrinkled or puckered while sewing.

Cause: Incorrect presser foot pressure, improper tension settings, or using the wrong needle can cause fabric puckering.


  1. Adjust the presser foot pressure to match the fabric type.
  2. Check and adjust both upper and bobbin thread tensions as needed.
  3. Ensure you are using the correct needle type and size for the fabric.

11. Thread Keeps Breaking

Description: The thread frequently breaks during sewing.

Cause: Using the wrong thread type, incorrect needle size, or improper tension settings can lead to thread breakage.


  1. Use high-quality thread suitable for the fabric being sewn.
  2. Ensure the needle size matches the thread and fabric type.
  3. Check and adjust both upper and bobbin thread tensions.

12. Stitches Skipping or Skipping Stitches

Description: The machine skips stitches, resulting in uneven seams.

Cause: Dull or damaged needle, improper threading, or incorrect stitch type can cause skipped stitches.


  1. Replace the needle with a new one and ensure it’s properly inserted.
  2. Re-thread the machine, following the threading guide step by step.
  3. Check and select the appropriate stitch type for the fabric and sewing purpose.

13. Bobbin Winding Problems

Description: The bobbin thread is not winding evenly or is slipping off the bobbin.

Cause: Incorrect bobbin threading, improper bobbin tension, or using a damaged bobbin can cause winding issues.


  1. Ensure the bobbin is threaded correctly and placed on the winding spindle securely.
  2. Adjust the bobbin tension if possible, following the user manual’s guidelines.
  3. Use undamaged bobbins and avoid overfilling them with thread.

14. Fabric Jamming in the Feed Dogs

Description: The fabric gets stuck or jammed in the feed dogs while sewing.

Cause: Incorrect fabric feeding, improper presser foot pressure, or debris in the feed dogs area can lead to fabric jamming.


  1. Guide the fabric gently and evenly, allowing the feed dogs to move it smoothly.
  2. Adjust the presser foot pressure to match the fabric thickness.
  3. Clean the feed dogs area to remove any lint or debris that might cause jamming.

15. Uneven Thread Tension

Description: You notice uneven thread tension across different parts of your sewing project.

Cause: Incorrect threading, damaged tension discs, or worn-out tension mechanisms can cause uneven thread tension.


  1. Re-thread the machine carefully, making sure the thread is correctly seated in all tension discs.
  2. If the tension discs are damaged, consider getting them repaired or replaced by a professional technician.
  3. If possible, adjust the tension settings gradually while observing the stitches until you achieve balanced tension.

16. Irregular Bobbin Tension

Description: The bobbin thread is too loose or too tight, affecting stitch quality.

Cause: Incorrect bobbin threading, damaged bobbin case, or debris in the bobbin area can lead to irregular bobbin tension.


  1. Check the bobbin threading path and ensure it follows the correct route.
  2. Inspect the bobbin case for any visible damage or wear.
  3. Clean the bobbin area to remove lint or debris that might affect tension.

17. Stitch Width or Length Won’t Change

Description: The machine won’t adjust stitch width or length despite changing settings.

Cause: Mechanical issues, software glitches, or incorrect presser foot selection can cause this problem.


  1. Turn off the machine, wait a moment, and then restart it to reset any potential glitches.
  2. Check if the presser foot selected is compatible with the stitch width or length settings.
  3. If the issue persists, consult the user manual for troubleshooting steps or contact customer support.

18. Thread Jamming in the Needle Area

Description: Thread gets tangled or jammed around the needle and presser foot.

Cause: Incorrect threading, using the wrong needle size, or fabric pulling can lead to thread jamming.


  1. Double-check the threading path to ensure the upper thread is correctly threaded.
  2. Use the appropriate needle size and type for the fabric you’re sewing.
  3. Guide the fabric gently to prevent excessive tension that might lead to thread jamming.

19. Stitches Puckering on Thin Fabrics

Description: Stitches pucker or gather excessively when sewing lightweight fabrics.

Cause: Improper presser foot pressure, incorrect stitch type, or using a large needle on delicate fabrics can cause puckering.


  1. Reduce the presser foot pressure to prevent excessive pressure on lightweight fabrics.
  2. Select a stitch type suitable for lightweight fabrics, such as a straight stitch or a narrow zigzag.
  3. Use a fine needle appropriate for delicate fabrics to minimize the risk of puckering.

20. Uneven Fabric Feed on Thick Fabrics

Description: The fabric doesn’t feed evenly when sewing thick or layered materials.

Cause: Inadequate presser foot pressure, incorrect needle type, or improper sewing technique can result in uneven feeding.


  1. Increase the presser foot pressure to help the feed dogs grip thicker fabrics securely.
  2. Choose a needle designed for heavy fabrics or layers to prevent fabric shifting.
  3. Slow down your sewing speed and guide the fabric gently to ensure smooth feeding.

21. Fabric Gathering at the Start

Description: The fabric gathers or bunches at the beginning of sewing.

Cause: Incorrect threading, starting too close to the fabric edge, or uneven fabric feeding can lead to this issue.


  1. Re-thread the machine, ensuring the upper thread is correctly placed in all guides and tension discs.
  2. Start sewing a short distance away from the fabric edge to prevent gathering.
  3. Guide the fabric evenly as you start sewing to avoid uneven feeding.

22. Needle Hits Presser Foot

Description: The needle hits the presser foot or needle plate while sewing.

Cause: Incorrect needle size, improper presser foot attachment, or using the wrong stitch type can cause the needle to hit the foot.


  1. Ensure you’re using the correct needle size for the fabric and stitch type.
  2. Check that the presser foot is securely attached and properly aligned.
  3. Select a stitch that is appropriate for the presser foot you are using.

23. Thread Fraying or Shredding

Description: The thread frays or shreds while sewing, leading to weak stitches.

Cause: Using poor-quality thread, sewing at high speeds, or using an incorrect needle can cause thread fraying.


  1. Use high-quality thread that is suitable for the fabric and sewing purpose.
  2. Reduce your sewing speed when working with delicate fabrics or complex stitches.
  3. Select an appropriate needle size and type to match the thread and fabric.

24. Stitches Puckering on Stretch Fabrics

Description: Stitches pucker or distort when sewing stretchy fabrics.

Cause: Improper stitch selection, incorrect tension settings, or using a regular presser foot can lead to stitch puckering on stretch fabrics.


  1. Choose a stretch stitch or a narrow zigzag stitch for sewing stretchy fabrics.
  2. Adjust the tension settings to balance the thread tension for stretch materials.
  3. Consider using a walking foot or a specialized presser foot for stretch fabrics to prevent puckering.

25. Uneven Thread Take-Up Lever Movement

Description: The thread take-up lever moves unevenly while sewing, affecting stitch formation.

Cause: Debris in the thread path, thread getting caught, or tension issues can cause uneven take-up lever movement.


  1. Clean the thread path and tension discs to remove any lint or debris.
  2. Ensure the thread isn’t catching on any guides or components as it moves.
  3. Check and adjust the upper thread tension if necessary.

JUKI HZL-80HP Sewing Machine User Reviews

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When considering purchasing a sewing machine like the JUKI HZL-80HP, it’s helpful to look at what users have experienced with the product. User reviews can provide valuable insights into the machine’s performance, features, and potential issues. The following sections highlight both positive and negative user feedback for the JUKI HZL-80HP sewing machine.

Positive Reviews from JUKI HZL-80HP Users

Many users were satisfied with the following aspects associated with their positive experiences:

  • Easy to Use: Users appreciated the user-friendly interface and intuitive controls of the JUKI HZL-80HP, making it accessible for both beginners and experienced sewers.
  • Stitch Quality: Several users praised the machine’s consistent stitch quality, even when working on various fabric types and thicknesses.
  • Features at Your Fingertips: Users found the variety of features available at the touch of a button to be convenient and time-saving.
  • Durable Build: Positive comments were made about the machine’s sturdy construction and its ability to handle regular sewing tasks.
  • Value for Money: Many reviewers mentioned that they felt they got a great deal for the price they paid.

Overall, users seemed to appreciate the JUKI HZL-80HP sewing machine’s ease of use, versatile features, and reliable performance.

Negative User Reviews of the JUKI HZL-80HP

Some users were not satisfied with the following problems associated with their negative experiences:

  • Technical Issues: A few users reported experiencing technical problems with their machines, including issues with power and unresponsiveness of buttons.
  • Quality Concerns: Some reviewers mentioned that the machine didn’t meet their expectations in terms of build quality and durability.
  • Product Misrepresentation: There were instances where customers felt that the product they received did not match the description or was not in the expected condition.
  • Lack of Support: A few users faced challenges when seeking customer support for technical issues or inquiries.
  • Initial Malfunctions: A handful of customers received machines that were faulty upon arrival, requiring returns or exchanges.

While most users had positive experiences, it’s important to note that some encountered issues related to product quality and technical support.

Based on the feedback available, the majority of users appear to be satisfied with the JUKI HZL-80HP sewing machine. As of a recent review, the machine holds an overall rating of “5.0 out of 5 stars,” reflecting its excellent performance and features. It’s worth considering both positive and negative feedback to make an informed decision about whether the JUKI HZL-80HP meets your sewing needs.

JUKI HZL-80HP Sewing Machine Manual

The operating instructions for the JUKI HZL-80HP sewing machine can be found on the manufacturer’s website. For detailed guidance on setting up and using your machine, as well as troubleshooting tips, please refer to the official JUKI website and locate the manual specific to the HZL-80HP model.

Frequently Asked Questions (FAQs)

Q: Why is the thread breaking frequently during sewing?

A: Thread breakage can occur due to factors such as using the wrong thread type, incorrect needle size, or improper tension settings. Ensure you are using high-quality thread suitable for the fabric, using the correct needle size, and adjusting both upper and bobbin thread tensions as needed.

Q: How do I prevent skipped stitches?

A: Skipped stitches might result from a dull or damaged needle, improper threading, or incorrect stitch type. Replace the needle, re-thread the machine carefully, and select the appropriate stitch type for the fabric and sewing purpose.

Q: Why is the bobbin thread not winding evenly?

A: Uneven bobbin winding can be caused by incorrect bobbin threading, improper tension, or using a damaged bobbin. Make sure the bobbin is threaded correctly, adjust the tension as needed, and use undamaged bobbins.

Q: How can I prevent fabric jamming in the feed dogs?

A: Fabric jamming can occur due to incorrect fabric feeding, improper presser foot pressure, or debris in the feed dogs area. Guide the fabric gently, adjust presser foot pressure, and keep the feed dogs area clean to prevent jamming.

Q: What should I do if stitches are puckering on stretch fabrics?

A: Stitch puckering on stretch fabrics can be prevented by using appropriate stitch types for stretch fabrics, adjusting tension settings, and using a specialized presser foot designed for stretch materials.


Whenever you encounter problems with your JUKI HZL-80HP sewing machine, it’s recommended to refer to the operating manual provided by the manufacturer. Additionally, you can reach out to customer service or a certified service center for assistance. These resources are valuable for addressing any issues and ensuring optimal performance and satisfaction with your sewing machine.

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