Singer 431 User Manual

431Convertible

UPPER THREADING-SINGLE NEEDLERaise take-up lever to highest point. Place thread on spool pin and lead through threading points shown. T

For your protectionSINGER Sewing Machines are sold and serviced wherever you see the famous SINGER and Red "S" Trademarks. W

WIND THE BOBBINLoosen stop motion wheel with right hand. Place bobbin on spindle. Pull out bobbin winder engaging slide.9

.OB..NIO

WIND THE BOBBIN (Cont'd.)A full bobbin will automatically release. Stop machine and push in disengaging slide.Hold end of thread and start

tu®\г

THREADING THE BOBBIN CASEHold bobbin so that thread leads off in direction shown. Place bobbin in case. Guide thread into slot and un

PRINCIPAL PARTS OF MACHINE 431Stitch pattern selectorTake-up leverFace plateAutomatic thread controlNeedle thread tensionThroat plateSlide plateStitch

STITCH LENGTH REGULATORReverseTo releaseForwardTo tightenNumerals on left side of indicator represent number of stitches per inch.Numerals on right

STITCH WIDTH AND NEEDLE POSITION SELECTORA Stitch width or needle position setting is necessary for both straight and zigzag stitching.When used with

STITCH PATTERN SELECTOR(Set Stitch Width Lever at 3.)iPull and selectAll settings on the left of the plate are controlled by the outer knob.Push (usin

Instructions for usingSINGERForm 30-064 G / 1264 engl. Printed in Western Germany* A Trademark of THE SINGER COMPANY

THROAT PLATE REMOVAL AND REPLACEMENTTo remove the throat plateTo replace the throat plateRaise presser bar. Turn hand wheel until needle bar i

STRAIGHT STITCHING CENTRE NEEDLE POSITION AK 3Needle Position Lever at 3 (Centre Position).General Purpose Throat Plate and Presser Foot.Use general

STRAIGHT STITCHING SECONDARY POSITIONSf 111Set Selector at AK.Needle Position Lever at 1, 2, 4 or 5.General Purpose Throat Plate and Presser Foot.To

PREPARE TO SEWHold needle thread lightly with left hand. Turn hand wheel so that needle enters plate and brings up bobbin thread.i I » f"'

SEWING A SEAMSet stitch regulator for stitch length desired. Position needle into fabric about V2 inch from edge and lower presser foot. Raise stitch

SEWING A SEAM (Cont'd.)Back stitch to reinforce end of seam, and lower regulator to forward stitching position. With take-up lever at highest poi

GUIDING AND SUPPORTING FABRIC\Most fabrics need only to be guided in front of the presser foot.Fabrics of unusual texture and weave, filmy sheers, cre

PRESSURE ADJUSTMENTSTo decrease pressure, turn thumb screw upward. To increase pressure, turn screw downward.DecreaseIncreasePressure is the force the

NEEDLE THREAD TENSION STRAIGHT STITCHINGNeedle thread tension too tight — correct by setting dial to lower number.Needle thread tension t

:r—-Hv, \ Xex .„.-Jy/I\..m ...Bobbin thread tension too tight — correct by turning screw in direction indicated.BOBBIN THREAD TENSION STRAIG

SLANT-O-MATICConvertible.. the most versatile sewing machine ever built!

ZIGZAG STITCHING EQUIPMENTGeneral purpose presser foot.Special purpose presser foot.28

STITCH LENGTH ADJUSTMENT FOR SATIN STITCHING..MtThe upper indented area of the stitch indicator provides a means of gradually shortening the

SATIN STITCH TENSION ADJUSTMENTSatin stitching requires a lighter needle thread tension than straight stitching or open designs. The wide

PRIMARY PATTERNSSelector settings "L" to "'SpeciaT' control primary patterns. Selector setting "B" places stitching

PRIMARY PATTERNSSPECIAL DISCSThese five interchangeable SPECIAL Discs, classified as Primary Patterns, are included with the machine. Each produces an

PRIMARY PATTERNSREPLACEMENT OF SPECIAL DISCS«SpecialTo replace any of these discs, move right hand pointer of Selector off SPECIAL.Raise the stitch ch

PRIMARY PATTERNS CONTROL OF WIDTH* »miI\ * * * *Width of Primary Patterns is controlled by the Stitch Width Selector. As the selector le

PRIMARY PATTERNSNEEDLE POSITIONSSelector setting of B places stitching in central needle position. Selector settings A and C place the

COMBINATION PATTERNS AND VARIATIONS▼J L3J L 2J L 4A great variety of additional stitch patterns can be created by combining any left hand Selector set

TWO NEEDLESThe needle clamp accommodates two Catalogue 2020 (15X1) needles, generally of the same size. However, where special effect

THE CONVERTIBLE 431. . . represents the ultimate in sewing machine performance. With the purchase of the new SLANT-O-MATIC, you can

TWO NEEDLES UPPER THREADINGUse size 50 mercerised thredd.Thread as for single needle (see page 8).Make certain that both threads are separated

TWO NEEDLES STRAIGHT STITCHING AK 2Selector setting: AK Lever: 2 onlyGeneral purpose throat plate and presser foot.2I39

TWO NEEDLES PRIMARY PATTERNSSelector setting: "A" — "L'' to “SPECIAL" Stitch width: 2 or 3 maximum General purpose throa

Instructions for using ATTACHMENTS...NOTE: The attachments which are not regularly furnished with your machine are available for separate

SPECIAL PURPOSE FOOTThis light, flexible foot is designed for satin stitching. It provides maximum visibility and maneuverability while all

MarkinglinesBUTTONHOLESLength of cutting spaceIBar tacks and side stitchingThe length of cutting space, the opening through which the button passes,

Procedure. Set Selector (AL) and Width Lever (see page 42). Place work under needle, aligning centre marking of buttonhole with centre score line of S

BUTTONHOLES (Cont'd.)Raised or Corded Buttonholes. Either strands of stitching thread or buttonhole twist make suitable filler cords

APPLIQUEAppliqué adds beauty and interest to wearing apparel,' linens and fabric furnishings.Either contrasting or self fabric may be

APPLIQUEMethod No. 2. Set Selector and Lever to AK 3 for straight stitching. Outline the entire design with a short stitch. Trim t

OTHER OUTSTANDING FEATURES ARE:• CYLINDER BED simplifies sewing of articles of a curved or cylindrical nature — converts to flat bed wit

MONOGRAMS AND MOTIFSAny of the many stitch patterns are perfect for monograms and motifs.Select a design from the many transfer pattern

SEAMING SHEERSSelector: BL Stitch Width: 2Throat plate: General PurposeSpecial purpose footStitch length: Fine (above 20)A dainty hair-line finish is

COUCHINGNovel effects are obtained by couching gimp, yarn or braid with stitch patterns.Spaced patterns are the most appropriate as they

BUTTON SEWING FOOTThis short, open foot accommodates any size sew-through button, and holds it securely for stitching. The groove in the

BUTTON SEWING FOOTSet Lever at 4. The needle should then enter into the right hole of the button. Take approximately six zigzag stit

Used with the general purpose throat plate this foot provides a wide needle slot which accommodates all stitch settings and can b

SEAMSFLAT FELLED SEAMSZigzag stitching gives strength and durability to flat felled seams.Form the seam to the right side of the fabric

SEAM FINISHESSeam edges support the garment and should be given a durable finish where fabrics have a tendency to fray.The zigzag stitch BL is ideaifo

Darts provide fit and contour in a garment and should be accurately stitched.A straight stitch dart (AK 3) is usually formed by stitc

DARTS IN INTERFACINGNon-woven interfacings can be shaped without bulk with zigzag stitching. Selector setting BL or BQ may be used.Cut ou

SINGER SERVICEWherever you go you will find expert, dependable SINGER* Service close at hand. SINGER is interested in helping you ke

MENDINGZigzag stitching is well suited for all types of household mending. Selector setting BQ provides a firm, flexible bond for th

SCALLOPINGDainty scalloped edges are used extensively as self trimming on blouses, dresses, lingerie and children's wear.Perfectly formed and ev

The seam guide aids in attaining uniformity of seam width. It provides for stitching to be spaced at any distance between Va"

SEAMS (Cont'd.)Curved seams require additional treatment in handling. A shorter stitch will provide greater elasticity and strength.

BLIND STITCHED HEMSSelector setting: BOStitch Width: 2 — 5Stitch length: 10 — 20Presser foot: General purposeThroat plate: General purpose seam guideB

THE CORDING FOOT•f: -i: ## # # # f: |! # # # 'Is i| # # # # # tThis foot is designed to facilitate the placing of stitching close to

ZIP FASTENER INSERTIONStraight stitch setting: AK 3 Throat plate: General purpose Cording footMany different types of zips are available for ev

BLIND STITCHED ZIP FASTENER INSERTIONSelector setting: BO Stitch Width: 2Vi or 3 Throat plate: General purpose Stitch length: 12 Cording footBlind st

CORDED PIPINGStraight stitch setting: AK 3Throat plate: General purpose or straight stitchCording footPiping cord comes in a variety of sizes

CORDED SEAMSStraight stitch setting: AK 3Throat plate: General purpose or straight stitchCording footThe corded seam is a professional treatment

TO REMOVE AND REPLACE DETACHABLE CLOTH PLATE. \I ITo detach cloth plate from machine, press button on machine bed and withdraw plate.Replace cloth pla

THE NARROW HEMMERFine hems Edging ruffles Hemmed seamsThe narrow hemmer forms and stitches a perfectly turned hem without basting or press

HEMMED SEAMSDECORATIVE HEMSStraight stitch setting: AK 3 Throat plate: Straight stitch Narrow hemmerA hemmed seam is applied where a fin

HEMMING WITH LACESelector setting: BLStitch Width: 3Throat plate: General purposeNarrow hemmerLace edgings can be applied with the Narrow Hemme

AdjustinglugSlot for folded bias tapeGuidepinsScroll for unfolded bindingSelector settings: All Throat plate: General purposeThe multi-slotted binde

MULTI-SLOTTED BINDER (Cont'd.)Curved edges require slightly different fabric handling from straight edges. Inside curves are straigh

fi' %m % m m # -is- # # # #' ü ü ì* * # # -i? « » # # # # 'i? iForkArmAdjustingFingerAdjustingLeverThis attachment offers a simpl

THE RÜFFLER (Cont'd.)Activating PartsThe ruffling blade and the separator blade areof blue steel and hold the material to be gathered be

THE RÜFFLER (Cont'd.)Length of sewing machine stitch also affects ruffle fullness. Since a given attachment setting puts an equal

THE RÜFFLER (Cont'd.)Pleating• Move adjusting lever to desired space setting for pleats either 6 or 12 stitches apart.•' Set stitch length.

DARNING AND EMBROIDERY FOOTThis attachment is an aid to all who desire perfection in free motion darning and embroidery work.The foot f

NEEDLE AND THREAD SELECTIONThe selection of thread should be based on the fabric to be stitched. The thread should blend with the fab

FREE MOTION WORK MONOGRAMS — EMBROIDERYSelector setting: BLStitch Width: 2 —5Feed cover plateDarning and embroidery footStitch length: Above 20Script

DECORATIVE STITCH PATTERNSExamples of Stitch Patterns and their Selector Settingsgggn __ MiB HugM gng| mill mm imi ims ims mm mmi hééi mM mm mm mM ìm

DECORATIVE STITCH PATTERNSExamples of Stitch Patterns and their Selector SettingsGM 4GP 4UJiUiMAMAJlM^jlMiJljlJUjLMjUuUUjUAAJLÌMjlMUÌ%MJuMMU>Ml^GS

APPLICATIONS OF THE CYLINDER BED FEATURE81

83

84

85

i• • '-ÿ'..' - •"' " • ’• ^? :. íIl IТ1тгтгУфТ' I Ч|!”;* ;^"4 ' ' ' -i”'У/Д î

TO CLEAN THE MACHINECleanbetweentensiondiscsYour sewing machine was built to exacting standards of precision and workmanship. Its perform

NEEDLES AND THREADThis machine uses needles Catalogue 2020 (15X1). Sizes 9, 11, 14, 16 and 18.For perfect stitching, select correct needle and t

TO REMOVE THE BOBBIN CASEV Sv-V..Vsv<.x...To clean hook raceway, remove bobbin case as follows:1. Remove throat plate (see page 18) and open slide

TO REPLACE THE BOBBIN CASEPositioning studI :l' ...\ / iyi(Ci5i...'"'"I5. Replace bobbin case so that groove under tensio

TO LUBRICATE THE MACHINEUse SINGER Oil and SINGER Lubricant!Both are extra quality products especially prepared for sewing machines, and s

TO LUBRICATE THE MACHINE (Cont'd.)Swing face plate to left and oil the places indicated.Open slide plate and apply a drop of oi

TO LUBRICATE THE MACHINE (Cont'd.)CleanllÉÉàSpA 'iX,Tilt machine back and remove thumb nut from screw B, being careful not to lose felt wash

ELECTRICAL INFORMATIONThe SINGER* Electric Motor in the electric machine is furnished for operation on an alternating or direct curre

LIGHTThe light is turned "on" or "off" by the switch F.To Remove Bulb. Remove screw H and lamp cover E. Do not attempt

INDEXApplications of Cylinder Bed Feature...81—86Appliqué... • ... . .

Needle Thread TensionSatin Stitching ...... 30Straight Stitching ...

To all whom it may concern:The improper placing or renewal of the trademark SINGER or any other of the trademarks of The Singer Compa