Singer 9940 instruction manual Helpful Hints, Problem Cause Correction

Page 90

HELPFUL HINTS

PROBLEM

CAUSE

CORRECTION

Page

 

 

 

 

 

Machine not properly threaded.

Re-thread machine.

28

Upper thread

Thread entwined around bobbin.

Remove entwined thread.

26

breaks

Needle inserted incorrectly.

Re-insert needle.

16

 

Thread tension too tight.

Readjust thread tension.

36

 

Thread of incorrect size or poor quality.

Choose correct thread.

16

 

 

 

 

Lower thread

Bobbin threaded incorrectly.

Re-thread the bobbin.

26

breaks

Bobbin wound unevenly or too full.

Rewind the bobbin.

24

 

Dirt on the bobbin holder.

Clean the holder.

88

 

 

 

 

 

Needle inserted incorrectly.

Re-insert needle.

16

Machine skips

Bent or blunt needle.

Insert new needle.

16

stitches

Incorrect size of needle.

Choose correct size needle for

16

 

 

fabric.

 

 

(on stretch fabric)

(use stretch needle)

 

 

 

 

 

 

Machine not properly threaded.

Re-thread machine.

28

Fabric puckers

Bobbin threaded incorrectly.

Re-thread the bobbin.

26

 

Blunt needle.

Insert new needle.

16

 

Thread tension too tight.

Readjust thread tension.

36

 

 

 

 

Machine makes

Bobbin threaded incorrectly.

Re-thread the bobbin.

26

loose stitches or

Machine not properly threaded.

Re-thread machine.

28

loops

Tension not adjusted properly.

Readjust thread tension.

36

 

 

 

 

Stitch pattern is

Presser foot is not suited for the pattern.

Attach correct foot.

44-

misformed

Thread tension is not balanced.

Adjust the thread tension.

36

 

 

 

 

Threader does

Needle is not raised.

Raise the needle.

20

not thread

Needle inserted incorrectly.

Re-insert needle.

16

needle eye

Bent needle.

Insert new needle.

16

 

 

 

 

 

Feed dogs are lowered

Raise the feed dogs

20

Machine does

Stitch length not suitable for fabric.

Regulate stitch length.

38

not feed properly

Lint and dust accumulated around feed dog.

Clean the feed dog area.

88

 

Pressure regulator set too low.

Increase pressure.

20

 

 

 

 

 

Fabric pulled while sewing.

Do not pull fabric.

32

 

Needle is hitting the presser foot.

Select correct foot and pattern.

44-

Needle breaks

Needle inserted incorrectly.

Re-insert needle.

16

 

Incorrect size needle or thread for fabric

Choose correct size needle and

16

 

being sewn.

thread.

 

 

 

 

 

Machine runs

Dirt or lint accumulated in the hook race and

Remove the needle plate and

88

with difficulty

feed dog.

bobbin holder and clean the

 

 

 

hook race and feed dog.

 

 

 

 

 

 

Cord not plugged into electrical outlet.

Insert plug fully into outlet.

18

 

Power switch is not turned on.

Turn on the switch.

18

Machine will not

Bobbin winder spindle is pushed to the right.

Push spindle to the left.

24

run

Presser foot is not lowered.

Lower the foot.

20

 

Buttonhole Sewing Mode;

 

 

 

* Buttonhole lever is not lowered completely.

Lower the buttonhole lever.

64

 

* Buttonhole foot is not attached.

Attach the buttonhole foot.

64

 

 

 

 

90

 

 

 

9940EFSt.pm6

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Contents 9940 Important Safety Instructions Contents Consignes DE Sécurité Importantes Table DES Matières Écran D’AFFICHAGEManual DE Instrucciones Índice Precaución Para prevenir accidentesFor European and Similar Territories Code. Blue neutral N Brown live LModelo Bleu neutre N Marron phase LModèle Azul neutral N, Marrón positivo LMain Parts Pièces Principales Partes Principales Accessories Dust CoverAccessoiresaccesorios Housse DE Protection SoupleCubierta Extension Table Changing the Presser FootChanging the presser foot Plateau D’EXTENSION Changement DE Pied PresseurCómo Cambiar EL Prensatelas Type of Fabric Thread Size Needle Needle Size Inserting the NeedleFABRIC, Thread and Needle Use a Singer brand needle for better sewing resultsAgujas Insercion DE LA AgujaTabla DE TEJIDOS, Hilos Precaucion Para prevenir accidentesConnecting Machine Branchement DE LA Machine Conexión DE LA MaquinaPeligro Para reducir el riesgo de descarga eléctrica Function of Each Part Fonction DES Pièces ET Touches Función DE Cada UNA DE LAS PartesControl Panel Écran D’AFFICHAGE Panel DE Control Removing the Bobbin Bobbin SettingSetting Spool of Thread on Spool PIN Winding the BobbinCanette Ajuste DE LA Canilla Inserting the Bobbin Mise EN Place DE LA Canette Colocación DE LA CanillaThreading the Machine Preparing to Thread MachineThreading the Upper Thread Enfilage DE LA Machine Enhebrado DE LA MáquinaThreading the Needle EYE Drawing UP the Bobbin ThreadEnhebrado DEL OJO DE LA Aguja Enfilage DU FIL Dans LE Chas DE L’AIGUILLERemonter LE FIL DE Canette Extracción DEL Hilo DE LA CanillaUpper Thread Sensor Starting to SEWStart and END of Seam Reverse StitchingMarche Arrière Début DE LA Couture Comenzar a CoserDébut ET FIN DE LA Couture Principio Y Final DE UNA CosturaTurning Corners Sewing Heavy FabricSeam Guide Largeur DES Rabats Couture DES AnglesCouture DE Tissus Épais Cómo Girar EN LAS EsquinasAdjusting the Thread Tensions When upper thread appears on the bottom side of fabricHelpful Hint Quand le fil d’aiguille apparaît sur l’envers du tissu Tension du fil correcteQuand le fil de canette apparaît à la surface du tissu Tension du fil pour les coutures au point zigzagSelecting Utility Stitch Pattern Selecting the PatternSelección DE LA Puntada Sélection DU PointRéglage DE LA Largeur ET DE LA Longueur DU Point Ajuste DEL Ancho Y Largo DE LA PuntadaTwin needle setting Mirror/reverse stitchElongation Ajuste de la aguja doble Points inversés / miroirÉlongation Puntada invertida/reversibleWhere to USE Each Stitch Description DES Dónde Utilizar Cada Points Tipo DE Puntada Straight Stitch Sewing Straight StitchStraight Stitch With Auto-lock Stitch Pattern No Point droit Couture AU Point DroitPuntada Recta Puntada rectaBasting Elastic Stitch SewingCouture DE Points Élastiques FIL DE BâtiHilvanado Puntada ElásticaQuilting Joining the pieces of fabricQuilting Cómo unir las piezas de tejido QuiltingacolchadoPoint de quilting, apparence fait main n7 Puntada de acolchado con aspecto artesanal nºFree ARM Sewing Zigzag Stitch SewingMULTI-STITCH Zigzag Elastic Band SewingPoint Zigzag Multiple Couture AU Point ZigzagPuntada DE ZIG-ZAG Puntada Múltiple DE ZIG-ZAGUsing the Overcasting Foot Using the General Purpose FootOvercasting Overlocking Surjet Surfilage Sobrehilado RemalladoBlind HEM Stitching Couture D’OURLETS Invisibles Dobladillo DE Puntada InvisibleWhen sewing sharp angles Patch WorkApplique Aplicaciones PatchworkLabores DE Parcheado Cuando cosa ángulos agudosSingle Cording Narrow HemmingCording Triple CordingOurlet Roulé Dobladillos ArrolladosCordonnets Cordoncillo Inserting Zippers Centered Insertion Fermeture À Glissière Pose Bord À Bord Inserción DE Cremalleras Inserción CentradaInserting Zippers Lapped Insertion To Open the Zipper While StitchingFermeture À Glissière Pose Sous Patte Inserción DE Cremalleras Inserción SolapadaOuvrir LA Fermeture À Glissière Pendant LA Couture Buttonhole Sewing Remarque Couture DE BoutonnièresCómo Coser Ojales Nota9940EFSt.pm6 2003.9.10, 832 PM Nota Automatic BAR-TACK Darning 9940EFSt.pm6 2003.9.10, 832 PM Sewing on Buttons Thread ShankCouture DE Boutons Cómo Coser Botones Bouton avec tigeBotones CON Talle Sewing Thin Fabrics Using the EVEN-FEED FootContinuous Decorative Pattern Attaching the EVEN-FEED FootCómo Colocar EL Prensatelas DE Transporte Uniforme SUR LES Tissus LégersCouture Cómo CoserDarning DARNING/FREE-HAND EmbroideryAttaching the Darning Embroidery Foot FREE-HAND EmbroideryReprisage / Broderie Zurcido Y Bordado a Mano LibreTwin Needle Sewing Couture Avec Aiguille Jumelée Cómo Coser CON Aguja DobleTo Change the Mode Decorative & Letter Stitch SewingSelecting Decorative & Letter Stitch Couture DE Lettres ET Points Décoratifs Puntadas Decorativas Y LetrasShifting the Cursor To Check Selected PatternsInserting Pattern Insertion DE Motifs Déplacement DU CurseurVérification DES Motifs Sélectionnés Effacer UN MotifSetting of Each Pattern Mirror / Reverse stitchRéglage de la largeur et de la longueur du point Points inversés ou miroirAjuste DE Cada Diseño Sewing the Selected Pattern Twin Needle SettingSingle / Repeat Sewing TipsAstuces Motif Répété / Motif SimpleCouture DU Motif Sélectionné Ajuste DE LA Aguja DobleDecorative and Letter Stitch Chart 9940EFSt.pm6 2003.9.10, 833 PM Bobbin Holder MaintenanceCleaning Hook Race and Feed DogEntretienmantenimiento NettoyageLimpieza Problem Cause Correction Helpful HintsSolution AUX Problèmes Courants Anomalie Cause SolutionProblema Causa Corrección Recomendaciones Útiles9940EFSt.pm6 2003.9.10, 833 PM 9940EFSt.pm6 2003.9.10, 833 PM 9940EFSc.pm6 2003.9.10, 829 PM 9940EFSa 33094 C3

9940 specifications

The Singer 9940 is an advanced sewing machine that cater to both novice and experienced sewists, offering a variety of features and technologies that make sewing more efficient and enjoyable. This machine is widely recognized for its versatility, precision, and ease of use, providing an ideal solution for a range of sewing projects from simple alterations to intricate garment making.

One of the standout features of the Singer 9940 is its extensive stitch selection. With over 600 built-in stitches, including utility stitches, decorative stitches, and alphanumeric stitches, users can easily find the right stitch for every project. The machine's programmable capabilities allow for customization, which is perfect for those looking to personalize their sewing creations.

The Singer 9940 incorporates a user-friendly LCD touchscreen display, making navigation between different stitches and settings exceptionally straightforward. The brightly lit workspace ensures that users can sew with clarity, even in low light conditions. Additionally, the machine offers a range of presser feet options that enhance functionality, including walking feet, quilting feet, and zipper feet, enabling sewers to tackle various techniques with ease.

Technologically, the Singer 9940 employs an advanced needle threading system, which simplifies the winding and threading process, significantly reducing setup time. The automatic needle threader, a staple of modern sewing machines, ensures precise threading with minimal effort. For added convenience, the machine features an adjustable presser foot pressure, accommodating multiple fabric types from lightweight silk to heavy denim.

Another impressive characteristic is the speed control function, allowing the user to adjust the sewing speed according to their comfort level. The machine can sew at speeds of up to 1,000 stitches per minute, perfect for those who like to work quickly. Furthermore, its built-in reverse lever supports easy locking of seams, offering durability and a professional finish.

The Singer 9940 is equipped with a heavy-duty metal frame that ensures stability and longevity, ensuring that it can withstand regular use without compromising on performance. For sewing enthusiasts looking to dive into quilting, the machine's extension table provides extra space, facilitating larger projects and ease of movement.

In summary, the Singer 9940 stands out in the sewing machine market for its vast array of features, advanced technology, and user-friendly design. Whether crafting clothing, creating home décor, or embarking on quilting endeavors, the Singer 9940 proves to be a reliable companion in the creative process, making it a favorite among sewing enthusiasts.
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