PROBLEMAS DE PUNTO La máquina salta puntos.
*La aguja no está fijada en la brida portaagujas (vea página 13-14). *La aguja está torcida o obtusa. - Reponer la aguja (vea página 13-14). *La máquina no enhebra correctamente (vea página 15).
Puntos son irregulares.
*El número de la aguja no es correcto para el hilo ni el material (vea página 13-14). *La máquina no enhebra correctamente (vea página 15).
*La tensión del hilo superior es demasiado floja (vea página 19).
*El material está tirado o empujado contra la acción de alimentación. - Guiario suavemente.
*La bobina no se ha devanado de un modo igual.- Redevanar la bobina. La aguja se remope.
*El material está tirado o empujado contra el acción de alimentación.
*El número de la aguja no es correcto para el hilo ni el material (vea página 13-14). *La aguja no está fijada en la brida portaagujas (vea página 13-14).
PROBLEMAS DE HILO Los hilos se juntan
*Los hilos superior e inferior no están sacados debajo del prensatelas antes de empezar a coser, - Sacar ambos hilo debajo del prensatelas unos 10 cm y mantener hasta que se formen unos pocos puntos.
La aguja se remope.
*La máquina no enhebra correctamente (vea página 15).
*La tensión del hilo superior es demasiado apretada (vea página 19). *La aguja está torcida. - Cambiar la agja (vea página 13-14).
*El número de la aguja no es correcto para el hilo ni el material (vea página 13-14).El hilo inferior se rompe.
*La cápsula de portacanilla no enhebra correctamente (vea página 12).
*Las hilas se acumulan en la cápsula o en la lanzadera. - Quitarias (vea página 45). La tela no queda plana.
*Las tensiones del hilo superior e inferior están demasiado apretadas. - Ajustar las tensiones del hilo (vea página 19).
*La longitud del punto es demasiado largo para material fino o suave - Acortar la longitud del punto.
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ENGLISH

4. PERFORMANCE CHECKLIST

GENERAL PROBLEMS

Machine does not sew.

*Foot control is not connected. - See page 9. *Power switch is turned off. - Turn on the switch. Machine jams/knocks.

*Thread is caught in hook. - Clean hook (see page 45). *Needle is damaged. - Replace needle (see page 13-14). Fabric does not move.

*Presser foot is not lowered - lower presser foot. *Stitch length is set at 0. - Set it at 1 to 4. *Feed dog control is lowered (see page 21).

STITCHING PROBLEMS

Machine skips stitches.

*Needle is not all the way up into needle clamp. - See page 13-14. *Needle is bent or blunt. - Replace needle (see page 13-14). *Machine is not threaded correctly. - See page 15.

*Thread is caught in hook. - Clean hook (see page 45). Stitches are irregular.

*Needle size is not correct for thread and fabric. - See page 13-14. *Machine is not threaded correctly. - See page 15.

*Top thread tension is too loose. - See page 19.

*Fabric is being pulled or pushed against machine feeding action. - Guide it gently.

*Bobbin has not been wound evenly. - Rewind bobbin. Needle breaks.

*Fabric is being pulled or pushed against machine feeding action. - Guide it gently.

*Needle size is not correct for thread and fabric. - See page 13-14. *Needle is not all the way up into the needle clamp (See page 13-14).

THREAD PROBLEMS

Thread bunches.

*Top and bobbin threads are not drawn back under presser foot before starting seam. - Draw both threads back under presser foot about 4 inches (10 cm) and hold until a few stitches are formed.

Needle thread breaks.

*Machine is not threaded correctly. - See page 15. *Top thread tension is too tight. - See page 19. *Needle is bent. - Replace needle (see page 13).

*Needle size is not correct for thread and fabric - See page 13-14. Bobbin thread breaks.

*Bobbin case is not threaded correctly. See page 12.

*Lint accumulates in bobbin case or hook. - Remove lint (see page 45). Fabric puckers.

*Top and bobbin thread tensions are too tight. - Adjust thread tensions (see page 19). *Stitch length is too long for sheer or soft fabric. - Shorten stitch length.

ESPAÑOL

4. CUADRO DE VERIFICACION DE RENDIMIENTO

PROBLEMAS GENERALES

Máquina no cose.

*El cordó eléctrico no está conectado (vea páina 9).

*El interruptor de energía no está conectado. - Ponerio en la posición LOW o HIGH. Máquina se atasca/rechina

*El hilo está enredado en la lanzadera. - Limpiar la lanzadera (vea página 45). *La aguja se rompe. - Reponer la aguja (vea página 13-14).

La tela no se mueve.

*El prensatelas no está bajado perfectamente. - Bajar el prensatelas. *Longitud del punto es demasiado corto. - Prolonger la longitud del punto.

*La placa de cubierta de transportador se instala. - Quitar la placa de cubierta de transportador.

*Control del alimentador se baja (vea página 21).

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Singer 2639 instruction manual Performance Checklist, Cuadro DE Verificacion DE Rendimiento

2639 specifications

The Singer 2639 is a versatile sewing machine designed to cater to the needs of both beginners and experienced sewists. Combining ease of use with advanced features, this model stands out in the realm of home sewing, making it a popular choice for various sewing projects.

One of the key features of the Singer 2639 is its selection of built-in stitches. With a total of 97 stitch options, including essential, decorative, and stretch stitches, users can choose the perfect stitch for their projects, whether they are quilting, crafting, or doing basic repairs. This variety allows for creativity and flexibility, accommodating the needs of different sewing tasks.

Another significant aspect of the Singer 2639 is its automatic needle threader. This technology simplifies the sewing process by allowing users to thread the needle with just a push of a lever, eliminating the frustration often associated with manual threading. Coupled with the drop-in bobbin system, which makes it easy to insert and remove the bobbin, the machine ensures a smooth and uninterrupted sewing experience.

The Singer 2639 also features adjustable stitch length and width, enabling users to customize their stitches according to the fabric and project requirements. This adaptability makes it suitable for various materials, from lightweight fabrics to heavier denim or canvas. Furthermore, the machine is equipped with a powerful motor that provides strong stitching capabilities, ensuring that even tough materials are handled with ease.

The free arm design of the Singer 2639 enhances its usability, making it ideal for sewing cylindrical items like sleeves and legs of pants. This feature, combined with the included accessories such as various presser feet and a variety of needle types, allows sewists to tackle intricate designs and unconventional shapes effectively.

User-friendly and lightweight, the Singer 2639 is portable, making it easy to transport for sewing classes or workshops. Its straightforward control panel and clear instructions make it accessible for beginners, while the range of features keeps more seasoned sewers engaged.

In summary, the Singer 2639 combines a wealth of features, advanced technologies, and a user-friendly design, making it a fantastic choice for sewists of all levels. Its versatility, power, and ease of use truly set it apart as a reliable companion for every sewing enthusiast. Whether embarking on simple repairs or complex projects, the Singer 2639 proves to be an invaluable tool in the world of sewing.