Singer 7442 instruction manual Performance Checklist, General Problems

Page 67

5. PERFORMANCE CHECKLIST

GENERAL PROBLEMS

Machine does not sew.

*Power switch is turned off.- Turn on the switch. Machine jams/knocks.

*Thread is caught in hook.- Clean hook (see page 62 - 63).

*Needle is damaged.- Replace needle (see page 24 - 25). Fabric does not move.

*Presser foot is not lowered - lower presser foot.

*Feed dog control is lowered (see page 16 - 17).

STITCHING PROBLEMS

Machine skips stitches.

*Needle is not all the way up into needle clamp. - See page 24 - 25.

*Needle is bent or blunt. - Replace needle (see page 24 - 25).

*Machine is not threaded correctly. - See page 18 - 19.

*Thread is caught in hook. - Clean hook (see page 62 - 63). Stitches are irregular.

*Needle size is not correct for thread and fabric. - See page 24

-25.

*Machine is not threaded correctly. - See page 18 - 19.

*Top thread tension is too loose. - See page 26 - 27.

*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 24

-25.

*Needle is not all the way up into the needle clamp. - See page 24 - 25.

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 18 - 19.

*Top thread tension is too tight. - See page 26 - 27.

*Needle is bent. - Replace needle (see page 24 - 25).

*Needle size is not correct for thread and fabric - See page 24 - 25.

Bobbin thread breaks.

*Bobbin case is not threaded correctly. - See page 16 - 17.

*Lint accumulates in bobbin case or hook. - Remove lint

(see page 62 - 63). Fabric puckers.

*Top thread tension is too tight. - Adjust thread tension (see page 26 - 27).

*Stitch length is too long for sheer or soft fabric. - Shorten stitch length.

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Image 67

Contents 7442 Mesures DE Sécurité Importantes Conserve Este Manual DE Instrucciones Importantes Instrucciones DE SeguridadTable of Contents Version pour l’Europe Table DES MatieresPara versión europea Indice DE ContenidosMachine Identification Knowing Your Sewing MachineMaquina Votre Machine À CoudreDescription DE LA Machine Identification DE LA Maquina For Sewing Machine AccessoriesPour LA Machine À Coure Para Maquina DE Coser Accessoires AccesoriosPower Line CORD/FOOT Control Setting UP Your MachinePréparacion DE LA Maquina Préparation DE LA MachineConverting to FREE-ARM Sewing Spool PinsPresser Foot Lifter Darning PlatePlaque DE Reprisage Levier DU Pied PresseurPorta Carretes Palanca PIE PrensatelasWinding the Bobbin Devanado DE LA Canilla Préparation DE LA CanetteThreading the Bobbin Thread Enhebrado DEL Hilo DE LA Canilla Enfilage DU FIL DE CanetteThreading the TOP Thread Enhebrado DEL Hilo Superior Enfilage DU FIL SupérieurUsing Automatic Needle Threader Empleo DEL Enhebrador Aguja Utilisation DE L’ENFILEUR DE Chas D’AIGUILLERaise the presser foot lifter Picking UP Bobbin ThreadRecogida DEL Hilo DE LA Canilla Rappel DU FIL InférieurFabrics Thread Needles NEEDLE, Thread and Fabric ChartChangement d’aiguille Cambio de la aguja Tabla DE HILO, Aguja Y MaterialChanging Presser Foot Adjusting TOP Thread TensionStraight Stitching Bobbin TensionAjuste DE LA Tension DEL Hilo Superior Réglage DE LA Tension DU FIL SupérieurPattern selection buttons Control Panel FunctionsStitch length and width/needle position controls Botones de selección de patrón Fonctions DU Panneau DE CommandeFunciones DEL Panel DE Control Touches de sélection des motifsDual purpose reverse and stitch/tacking switch Reverse Operation SwitchInterruptor DE Funcionamiento Touche DE FonctionnementEmpezer a Coser Starting to SEWCuadro DE Referencia Rapida DE Largo Y Ancho DE Puntada Star Point EN Étoile Straight Stitching SettingsPuntada Recta Point DroitInserting Zippers and Piping HAND-LOOK Quilt StitchPuntada DE Acolchado Continua Placer UNE Fermeture À Glissière OU UN Biais GalonnerInsercion DE Cremalleras Y Vivo Exécution DU Point DE MatelassageSatin Stitch Adjusting Stitch Width and LengthPlacement of Patterns Zigzag StitchingPuntada DE Relleno Réglage DE LA Largeur ET DE LA Longueur DE PointAjuste DEL Ancho Y Largo DE Puntada Point BourdonBlindhem Stitch Puntada Invisible Point InvisibleMULTI-STITCH Zigzag ZIG-ZAG DE Tres Puntadas Zigzag MULTI-POINTHoneycomb Stitch Stretch StitchesStraight Stretch Stitch RIC-RAC StitchPuntadas Elasticas Points ExtensibleLadder Stitch Feather StitchPIN Stitch Blanket StitchPoint D’ÉCHELLE Point PlumePoint Épingle Point LanguetteSlant Overedge Stitch Slant PIN StitchGreek KEY Stitch Puntada Overlock Inclinado Point Epingle ObliqueSurjet Oblique Puntada Alfiler InclinadoCrossed Stitch Entredeux StitchDouble Overlock Stitch CRISS-CROSS StitchPoint Croisé Point EntredeuxPoint Surjet Double Point EntrecroiséTips on Design Stitching Decorative DesignsTipos DE Puntadas Decorativas Motifs DécoratifsDiseños DE Bordados Decorativos Conseils Pour LES Points FantaisieSewing on a Button Continuous PatternsCosido DE Botones Motifs ContinuelPose DE Boutons Patrones ContinuosProcedure Using Buttonhole FootSewing a Buttonhole Confeccion DE Ojales Confection DES BoutonnièresDu tissu Page Corded Buttonholes Ojales CON Cordon Boutonnières Gansees RenforceesCaring for Your Machine Cleaning Hook Area and Feed Dogs Limpiar EL Area DEL Transportador Y LA Lanzadera Entretien DE Votre Machine Cuide SU Maquina Nettoyage DES Griffes ET DU CrochetStraight Stitch Needle Position Other InformationSatin Stitch Foot Threading the Twin NeedleInformacion Otra Renseignements AutresGeneral Problems Performance ChecklistCuadro DE Verificacion DE Rendimiento Vérification DES Petits Problèmes DE CouturePage English / Français / Español Important Safety Instructions

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