![4. PERFORMANCE CHECKLIST](/images/new-backgrounds/51658/5165895x1.webp)
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
*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
*Thread is caught in hook. - Clean hook (see page 45). Stitches are irregular.
*Needle size is not correct for thread and fabric. - See page
*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
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
*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
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).