Introduzione
Thank you for choosing the JUKI HZL-F370 Electronic Sewing Machine. This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your new sewing machine. Please read these instructions carefully before using the machine and keep them for future reference.
The JUKI HZL-F370 is an advanced electronic sewing machine designed for a wide range of sewing projects. It features a powerful rectangular feed dog system, derived from industrial technology, ensuring smooth fabric feeding. With 106 stitch patterns, including 3 alphabets, and 16 automatic buttonhole styles, this machine offers versatility for creative expression. Key features include an automatic thread trimmer, efficient automatic needle threader, LED lighting, and adjustable presser foot pressure.
Istruzzioni di sicurità
Per assicurà un funziunamentu sicuru, seguitate sempre queste precauzioni di sicurezza basiche:
- Always unplug the machine from the electrical outlet immediately after use, before cleaning, or when making any adjustments.
- Do not operate the machine with a damaged cord or plug. If the machine is not working properly, has been dropped, or damaged, contact a qualified service technician.
- Mantene e dite luntanu da tutte e parti in muvimentu. Una cura particulare hè necessaria intornu à l'agulla di a macchina da cusgisce.
- Aduprate a piastra di l'agulla adatta. A piastra sbagliata pò fà chì l'agulla si rompa.
- Ùn tirate micca u cavu d'alimentazione per disconnectà. Pigliate a spina, micca u cavu.
- Ùn lasciate mai o inserisci un ughjettu in ogni apertura.
- Ùn aduprate micca fora.
- Ùn operate micca induve i prudutti d'aerosol (spray) sò usati o induve l'ossigenu hè amministratu.
- Stu apparecchiu ùn hè micca destinatu à l'usu di e persone (cumpresi i zitelli) cù capacità fisiche, sensoriali o mentali ridotte, o mancanza di sperienza è cunniscenze, salvu ch'elli sò stati dati supervisione o struzzioni riguardanti l'usu di l'apparechju da una persona rispunsevuli di a so sicurità.
Istituisci
1. Disimballaggio è piazzamentu
Carefully remove the machine from its packaging. Place the machine on a stable, flat surface. Ensure there is adequate space around the machine for comfortable operation.
2. Connection Power
Connect the power cord to the machine's power input and then to a suitable electrical outlet. Ensure the voltage currisponde à a vostra alimentazione lucale.
3. Foot Pedal Connection
Insert the foot pedal plug into the designated receptacle on the machine. The foot pedal controls the sewing speed and features a heel-activated automatic thread trimming function.

The foot pedal for the JUKI HZL-F370 sewing machine, featuring the automatic thread trimming function activated by the heel.
4. Needle Installation
- Girate u volante versu voi per alzà l'agulla à a so pusizione più alta.
- Allentà l'agulla clamp vite.
- Inserite un novu agulla cù u latu pianu versu u spinu di a macchina, spinghjendula finu à u puntu chì ci vole.
- Stringhje l'agulla clamp vite in modu sicuru.
5. Avvolgimentu di a bobina
The JUKI HZL-F370 features a separate motor for bobbin winding, allowing you to wind bobbins even while sewing. Follow the winding path indicated on the machine, place the bobbin on the winder spindle, and engage the winder. The machine will automatically stop when the bobbin is full.
6. Infilatura di a macchina
Follow the numbered threading path on the machine. Utilize the efficient automatic needle threader for quick and easy needle threading.

Questa imagine mostra un dettagliu view of the needle, presser foot, and the thread correctly routed through the machine, ready for sewing.
7. Presser Foot Attachment
To attach a presser foot, align the pin on the foot with the groove on the presser foot holder and lower the presser foot lever until it snaps into place. To remove, raise the presser foot and press the release button.

The machine is actively sewing a strap onto a piece of fabric, illustrating the presser foot's function during operation.
Istruzzioni di funziunamentu
1. Basic Sewing
Select a straight stitch using the control panel. Place your fabric under the presser foot, lower the presser foot lever, and gently press the foot pedal to begin sewing. Guide the fabric smoothly without forcing it.

A user operating the JUKI HZL-F370 sewing machine, demonstrating its use in a home environment.
2. Selecting Stitches
The HZL-F370 offers 106 stitch patterns, including utility stitches, decorative stitches, and 3 alphabets. Use the LCD screen and control buttons to navigate and select your desired stitch. The maximum zigzag width is 7 mm.

A collage displaying various decorative stitches, including different alphabets and utility patterns, available on the JUKI HZL-F370 electronic sewing machine.
3. Automatic Thread Trimmer
The machine features an automatic thread trimmer. This can be activated by pressing a dedicated button on the machine or by pressing your heel on the foot pedal's heel-activated function.
4. Buttonholes
The HZL-F370 includes 16 automatic buttonhole styles with 3 cutting width options. Attach the buttonhole foot and follow the on-screen instructions for precise buttonhole creation.
5. Adjusting Presser Foot Pressure
The presser foot pressure can be adjusted to suit different fabric thicknesses. Refer to the machine's specific dial or lever for this adjustment to ensure even feeding and stitch quality.
6. Knee Lifter (Optional)
If you have the optional knee lifter lever, insert it into the designated slot. This allows you to raise and lower the presser foot with your knee, keeping your hands free to guide the fabric.

The JUKI HZL-F370 sewing machine is shown with an optional extension table attached, providing a larger work surface, and the knee lifter for hands-free presser foot control.
7. Free Motion Sewing/Quilting
For free-motion sewing or quilting, lower the feed dogs using the lever located at the back of the needle plate. Attach a darning or free-motion foot. This allows you to move the fabric freely to create custom designs.

Un esample of free-motion quilting being performed on the JUKI HZL-F370, showcasing its capability for intricate decorative stitching.
Mantenimentu
1. Pulizia di a macchina
Regular cleaning is crucial for optimal performance. Always unplug the machine before cleaning.
- Feed Dogs and Bobbin Area: Remove the needle plate and bobbin case. Use a small brush to remove lint and dust from the feed dogs and the bobbin area.
- Esternu: Asciugate e superfici esterne cù un pannu dolce è asciuttu. Ùn aduprate micca prudutti chimichi aggressivi o detergenti abrasivi.

Un detallatu view of the sewing machine's feed dogs and needle plate, highlighting the powerful rectangular feed system for smooth fabric movement.
2. Replacement Needle
Replace the needle regularly, especially after sewing for extended periods or if it becomes bent or dull. A dull needle can cause skipped stitches or fabric damage.
Risoluzione di prublemi
Questa sezione tratta di prublemi cumuni chì pudete scuntrà. Per prublemi più cumplessi, cunsultate un tecnicu di serviziu qualificatu.
| Prublemu | Causa Possibile | Soluzione |
|---|---|---|
| Punti saltati | Incorrect needle, bent needle, improper threading, wrong tension. | Replace needle, re-thread machine, adjust tension. |
| Rottura di filu | Improper threading, high tension, poor quality thread, bent needle. | Re-thread, reduce tension, use quality thread, replace needle. |
| Tessutu chì s'increspa | Too much tension, incorrect stitch length, wrong presser foot pressure. | Adjust tension, increase stitch length, reduce presser foot pressure. |
| A macchina ùn principia micca | Power cord not connected, foot pedal not connected, machine in bobbin winding mode. | Check power and foot pedal connections, disengage bobbin winder. |
Specificazioni

Un sopraview of the JUKI HZL-F370 electronic sewing machine, showcasing u so design compactu è u so pannellu di cuntrollu.
| Feature | Detail |
|---|---|
| Numero di mudellu | HZL-F370 |
| Dimensioni (L x W x H) | 44.5 x 21 x 29 cm (17.5 x 8.3 x 11.4 inch) |
| Pesu | 9.7 chilògrammi (21.4 lbs) |
| Materiale | Metal chassis, ABS cover |
| Stitch Patterns | 106 (including 3 alphabets) |
| Stili di asole | 16 automatic, with 3 cutting width options |
| Max Zigzag Width | 7 mm |
| Presser Foot Lift | Finu à 12 mm |
| Tipu di ganciu | Horizontal rotary hook |
| illuminazione | LED lamp |
| Fonte d'energia | Cavu elettricu |
| Funzioni spiciali | Automatic thread trimmer, automatic needle threader, presser foot pressure adjustment, 2 separate motors (bobbin winding/drive), hard case included. |
Infurmazioni di Garanzia
This product is intended for sale and use in France. Consequently, the warranty will only cover products sold in France. Please refer to your purchase documentation for specific warranty terms and conditions provided by your retailer or JUKI.
Supportu & Cuntattu
For technical assistance, spare parts, or service inquiries, please contact your authorized JUKI dealer or the customer support provided by your place of purchase. Always provide your machine's model number (HZL-F370) and serial number when seeking support.





