• I I 1— 1, MODEL 5438 ZIGZAG SEWiNG MACHINE HOW TO USE AND CARE FOR YOUR the machine. Toronto 16, Ontario. Canada Cleveland 11, Ohio DOMESTIC SEWING MACHINE CO., INC. Time-saving attachments such as rufflers, hinders, edgestitchers and zipper feet to complement the accessories furnished with your Domestic are available from the store or dealer where you purchased years of satisfactory service that have been built into it. To aid you in obtaining the greatest achievement from your machine, we have prepared this book on its use and care. A thorough understanding of your new Domestic will reward you with the many many other types of sewing are now fascinating and easy. this You are now the owner of a new Domestic Zigzag sewing machine, the finest instrument of ing and type you can buy. Creative embroidery, buttonholes, twin needle stitching and trim, monogramm e C C C C C. C. C C C’ C e C CI 9 9 9 C 4 ,1 Features and Parts Needle and Thread Chart Setting the Needle Winding the Bobbin Threading Bobbin Case Placing Bobbin Case in Shuttle Upper Threading Single Needle Twin Needles Straight Stitching Changing the Foot and Plate Setting the Stitch Length Stitch Length Chart Sewing in Reverse Adjusting the Tensions Adjusting Pressure General Sewing Light Weight Fabrics Darning arid Monogramming Preparing to Sew Removing the Work 10 10 :ii 11 11 11 12 13 13 13 13 14 14 Page Creative Embroidery Satin Stitch Samples of Embroidery Twin Needle Embroidery Embroidering with a Hoop Making Buttonholes Sewing on Buttons How to Use Accessories Narrow Hemmer Lace Trimmed Hem Lace Edge French Seam Flat Felled Seam Hand Rolled Effect Quilting Guide Seam Gauge Care and Maintenance Oiling Replacing Light Bulb Changing Belt Cleaning and Oiling Shuttle Check Up for Smooth Sewing INDEX 20 21 21 21 21 21 22 22 23 23 24 25 •Page 15 IS 16 17 17 18 19 20 20 20 1 r 2 i’ig FEATURES AND PARTS FRONT VIEW ‘“1 9 9 :, r. 21. Til Guides (Inside Face Plate). 22. rferlsion Regtthtor. 23. Thread Guide Bar. 7. Push Button Reverse. 8. Bobbin \Vinding Tension. 9. Feed Button “UP”. 25. Hinged Face Plate. 26. Take-up Lever. 27. Pressure Release— Darner. 28. Arm Thread Guides. 11. Stitch Length Indicator. 12. Stitch \Vidth Lucks. 13. Stitch Width Indicator. 14. Bed. 24. Light Switch. 20. Needle Clamp and Screw. 6. Stitch Width Regulating Knob. 10. Feed Button “DOWN”. 19. Needle Bar Thread Guide. Needle Plate. 5. Stitch Length Regulating Knob. — 18. Attachment and Foot Thumb Screw. ;t 4. Cover Release Button. -- 17. Presser Foot (Zigzag). -& 3. Bobbin Winder Cover. - 16. Cover Plate. V 2. Hand. Wheel. —J ‘?da 15. Seam Guide ( I I / :1. Telescopic Spool Pins. 7’ ,‘ 4 29. Thread Cutter. 30. Presser Bar Lifter. Fig. 2 31. Feed. FEATURES AND PARTS BACK VIEW 32. Belt. 33. Motor. 80 to 100 100 to 150 16 to 20 Very sheer chiffon, hatiste lace, organdy, ninon, net, marquisette, etc. 00 0 14 to 16 (Plastic film) 8 to io Sheer voile lawn, dirnity, crepe, handkerchief linen, plastic film, etc. 60 to 80 12 to 14 Medium broadcloth, 1 percale, gingham, linen, chintz, taffeta, sheer wool, shantung, etc. Heavy Duty 40 to 60 10 to 12 2 Medium heavy drapery fabric, velveteen, suiting, felt, terry, etc. Heavy Duty 30 to 40 8 to 10 50 50 50 Heavy Duty 10 to 30 6 to 8 Mercerized Thread STITCHING GUiDE Cotton Thread — Machine Stitches Per Inch FABRIC 3 — Heavy upholstery fabric, ticking. denim, leatherette Needle No. THREAD 4 — Extremely heavy tarpaulin, sacking canvas, duck, etc. Fabric NEEDLE A A A Silk or Nylon The following table will show the size of needles generally used with various sizes of thread. 5, 6 3 WINDING THE BOBBIN plete revolution of the balance After changing the needle make one com correct position. wheel by hand to be sure needle is in the the cover 3 of tile recessed Push button 4, Fig. 4 A, to spring open the sewing mechanism is automatically winder. When the cover POPS open one of the spool pins, lead thread disengaged. Place a spool of thread on on the arm, and down through the tensi through the upper thread guide on gh See Fig. 5. Run end of thread throu disc at the base of the machine. g bobbin B on spindle, Fig. 4 B, fittin a hoie in the bobbin edge and place Push leer, C, Fig. 4 A, on spindle. the notch on bobbin over small pin Bobbin will he ine slowly. Hold thread end loosely and start mach in. . Break off loose thread end used to released automatically when it is filled Fig. c. B its highest point, turning wheel See Fig. 3. Raise the needle bar A to needle clamp screw B and the needle toward you by hand. Then loosen the side to back) in the needle clamp clamp C will open itself. Place needle (flat the necdle clamp hole, fnstening and push it upward as far as it will go into r. the needle clamp securely with a screw drive SETTING THE NEEDLE C C C I I 4B THREADING THE BOBBIN CASE Fig. thread on top leads from left to right. thumb and fore Step 1 (illustrated in Fig. 6) : Hold bobbin case between bobbin case is on top. finger of left hand, so that the slot in the edge of the right hand so that the Take the bobbin between thumb and forefinger of is disengaged.) as co er remains open, the sewing mechanism again, and machine is ready to sew. (As long Close cover, making sure that lever C has not been pushed in start the winding. Fig. 5 Fig. 6 7 S 7 A V — C—STIJO OF SHUTfLE BOVY BOBBIN CASE LATCH E—BOBBIN CASE FINGER Fig. Fig. 9 I. SHUTFLE RACE NOTCH SLOT Fig. 8 TENSION SPRING Close the cover plate. Press bobbin case again after latch has been released to make sure the bobbin case is locked securely in place. (C). Be sure the bobbin case finger, (E), is opposite shuttle race notch, (A). Press the bobbin case into the shuttle as far as possi]le until latch catches on the centel post of shuttle. ThEN release the bobbin case latch. (D). Open hinged cover plate in front of the needle. (See 16, Fig. 1) Hold the bobbin case latch, (D), Fig. 9, between the thumb and forefinger of the left hand, with, at least 3 inches of thread running from the top of the bobbin case to the right. Insert and the shuttle body, center the bobbin case on the stud of B -BOBBIN CASE PLACING BOBBIN CASE IN SHUTTLE the spring as shown in Fig. 8. and draw it under the tension spring and into the fork-shaped opening of Insert bobbin into bobbin case, pull tile thread into the slot of the bobbin case as shown in Fig. 7, Step 2 C.-, e 9 :JiI z 9) and into needle from front to hack. Pull three or four inches of thread through needle. 6) up into take-up lever from right to left 7) down into thread guides just inside hinged face plate 8) through the needle thread guide 4) into the notch on check spring over threaded dies 5) under thread guide bar 3) dovn and around one set of tension discs from right to left 2) Lead thread through one eyelet each in the rear and front arm thread guides 1) Place spool of thread on spool pin nearer the nedle. Fig. 10 UPPER THREADING (Single needle) Fig. 10 9 I: STRAIGHT STITCHING . . ,., making draperies, it is advisable when you are constructing a garment or sewing straight of periods lengthy For included in your accessory box. the straight stitch needle plate which are to use the straight stitch presser foot and Be sure to set stitch width at 0. Both have narrow needle slots. right needle. Follow abnve procedure w’itla these exceptions Fig. H pins. spool both on color, in contrasting or Place thread, matching arm thread guides (2). Draw threads through separate eyelets in upper g notches of check front and hack tension discs and into correspondin Pass threads from right to left through spring (3, 4). reach the needle eyes. Then treat both threads as one until you right spool through the through left needle arid thp thread from the left the on spool the from thread Pass (See Fig. 3 for inserting needles.) THREADING TWIN NEEDLES and turn hand wheel Hold the end of the upper thread loosely and comes back up. toward you until needle goes all the way down upper thread which then A loop (Fig. 11) will be formed over the Place both thread ends under the slot be pulled out straight. machine, leaving of the presser. foot and draw toward the hack of the both threads three. or four inches long. Jo C C, ‘ , C c. C C. C : :. : p H 11 SETTING THE STITCH LENGTH 22 1 12 2 9 3 6 4 SEWING IN REVERSE No_Feeding 0 (Approximate) Fig. 12 When you wish to sew backward to tie the threads at the beginning or end of a seam, press in the button R, Fig. 12, as far as it will go. The machine will sew backward, as long as the button is held in. Number of stitches per inch Figures on indicator STITCH LENGTH CHART length of the stitch is regulated by the knob, 5, shown in Fig. 12. Near 0 is the shortest stitch (shown in indicator 11) and 4 is the longest. Turn the knob to the right to lengthen and to the left to shorten the stitch. J] To change presser foot (17, Fig. 1) loosen thumb screw 18 and CHANGING THE FOOT AND PLATE. zigzag foot. Replace with hinged narrow foot and tighten screw securely. remove To change needle plate (15, Fig. 1) remove screw and lift off with Hold needle plate with left hand and cover cover plate 16 attached. plate with the right. Press upper corner of cover plate (right side up) down slightly and slip pin from groove in needle plate. Avoid using too much pressure. When the pin is released the two plates will separate. Attach cover plate to straight stitch plate by reversing the above procedure. Silp pin on lower side of cover plate into groove on needle Plate. Insert tongue into square opening and slide upper pin into position. Put plates on machine and fasten securely with needle plate screw. ADJUSTING THE TENSIONS Fig. 13 Fig. 14 SMALL SCREW’ 17 16 Fig. Fig. 15 Fig. Under, thread tension too tight Upper thread tension too tight “Perfect Stitch Always adjust the upper tension with the presser foot down, as the tension is automatically release d when it is raised. To increase the tension On the upper thread, turn dial (Fig. 13) to the right, or clockw ise. To decrease, turn to the left. The higher the numbe r on the dial the tighter the tension, Before arlj Listing lower tension be sure that the machine is threaded properly. When necessary to change the bobbin tension, turn small screw (Fig. 14) on side of the bobbin case clockwise to tighten , counter—clo ckwise te loosen. When the upper and rmder tensions are properly balanced, a perfect, stitch Will he formed with, both threads interlocking in fabric (Fig. 15). \Vben the upper tension is too tight, the lower thread is pulled up over the upper thread which is lying flat on the fabric (Fig. 16). When the under tension is too tight, the upper tinead forms ioops over the lower thread lying flat on the fabric (Fig. 17). 12 C CI C’ 9 9 C C. 9 9 ci 9 9 9 ci I buttons Fig. 19 will be at the same level. Fig. 20 Fig. 18 I)arni ng and Monogrammi ng. Both In order Press the button “Down” to its To return feed to normal, press button marked “Up”. below the needle plate. lowest position which drops the feed well A, Fig. 20. completely by pressing down on the snap lock, hand embroidery, release the pressure cap B to move the fabric freely in any direction for darning, mending and certain kinds of free slightly by pss1’g the button marked “Down” to the halfway spot. Sewing Thin or Light \Veight Fabrics. When higher pressure is required to sew satisfactorily on thin silk or flimsy material, the pressure cap should be about halfway down. Release all the way by pressing the snap lock, A, Lower the feed Fig. 20, and then press cap B down again to halfway spot. clown, Fig. 19. General Sewing. Usually for straight sewing and embroidery the pressure bar cap or darner release, 27, Fig. 18, is at its lowest position and the feed is at its highest level, with the button marked “Up” pressed all the way ADJUSTING PRESSURE AND FEEDING OF FABRIC ‘3 Be sure to stop the machine when the thread rake-up lever and needle bar are located at the highest position. Now raise the presser foot and draw the fabric back and to the left, Fig. 21 A and B, and pass the threads over the thread cutter. Pull down slightly, holding thread in both hands, so as not to bend the needle. Leave the ends of thread under the presser foot. REMOVING THE WORK Fig. 21A Fig. 21 B Turn the hand Place material and threads in position under the presser foot and lower the presser foot. begin You are now ready to sewing. By having the at highest point. its wheel toward you until the needle is needle at its highest point, it is not necessary to touch the hand wheel to start the machine. You merely press the control. The speed of the machine is regulated by increasing or decreasing the amount of pressure exerted on the control. After threading, NEVER run machine without material between presser foot and feed dog. Do not try to help the feeding by pulling the PREPARING TO SEW Have take-up lever at highest point before starting to sew. material as this may deflect the needle and cause it to break. 14 C C 9 9 9 9 - f’ .,-. Fig. 23 a, st embroidery, is the basis for mo ich wh , 22 g Fi , The satin stitch ssible without as near 0 as po gth len tch sti the g is obtained by settin anywhere from Fig. 22 width may be set e Th n. tio ac g ersing rev by stopping the feedin d ine ga is A raised effect widest, 5. just past 0 to the stitch. ing ihn row of satin the stitch and retrac using varia n skill and talent, ow ur yo th wi rns tte cing embroidery pa t is used. ine manually, produ certain the zigzag foo be , tch sti in sat To operate the mach d an tions of the zigzag ferent designs ort stitch length, dif sh a for set ine ch \\ ith the ma Fig. 23, back tch width knob, 6, sti the ing ing sw can be made by ns. Try setting any other combinatio or 5, d an 0 n ee t and forth he and 5, 2 and 4, etc. the locks (12) at 1 ter a while you d then proceed. Af an elf urs yo for Set a rhythm speed of the your designs by the ng ryi va , ful ill sk ite will become qu n of the knob. , and the manipulatio dth wi d an gth len machine, stitch OIDERY CREATIVE EMBR 15 SUGGESTED SAMPLES OF CREATIVE EMBROIDERY * Fig. 24 3”, then stitch at 3 and 4 for the same count. Beturn to 3 and 2. Repeat. to count stitches. for 3 or 4 stitches. then raise it again. By E. Set both stitch width locks at 4, stitch length. at 11/2. Do a few zigzag stitches, drop feed operating the feed lnittoiis rhythmically, it is not necessary (I.’) AMAMttVAMJV4AWV1\!Vv’M/ D. Set locks at 2 and 4. Operate maclune at rather high speed. Stitch at 2 while you count “1, 2, C. Set locks at 1 and 5. Gradually turn knob from 1 to 5, then let it snap back quickly to 1. rather fast. B. Set stitch width locks at 2 and 4, then nio e knob slowly between settings, operating machine Count, if necessary. width at 0 and taking 3 or 4 stitches in center of dign. F. Drop feed, lock stitch width at 4. Take 3 or 4 stitches. leave needle in fabric left of stitches. Pivot fabric on needle to make next daisy petal. Continue until flower design is complete.. Lock threads by setting stitch (E) (D) (C) (B) (A) A. Sew a few stitches at # 5 width, then quickly turn knob hack to 0 for a short period. to establish a rhythm. 16 C C r C C C C, C C C C C • •-“ earelully and be sure to keep fingers out of the path of the needle. the fabric in an embroidery hoop, and place tinder the needle after rclnoving the presser foot. Set the stitch width at the size you prefer rather and lower the presser bar lifter. Then operate the machine at a \Vork high speech while moving the hoop slowly with both hands. It is easy to follow a stamped design or to work free hand when embroidering or monogramming. (See Fig. 25.) Release the pressure from the foot by pressing down the snap lock on the automatic Stretch Push the drop feed button ‘Down” all the way. darner. EMBROIDERING WITH A HOOP Fig. 25 twin needles according to Be sure the zigzag foot and needle plate are on the machine, and thread the straight stitching.) instructions on Page 10. (Zigzag foot must be used for twin needles even in locks 12, Fig.. 23, at 0, 1, 2 or To do twin rows of zigzag, satin stitch, or embroidery, set the stitch width side of the Turn the wheel by hand to be certain the twin needles do not strike either 3, never at 4 or 5. width at zero. For double rows of straight stitching, lengthen the stitch and set the stitch needle plate hole. machine dealer. Obtain extra twin needles of the correct size from your authorized sewing TWIN NEEDLE EMBROIDERY L7 MAKING BUTTONHOLES Make - ‘I ‘U ill 1. Replace presser foot with buttonhole fool which is shorter and grooved deeply underneath to prevent piling up of thread. 2. Lock the stitch width at 2 /2 with the left lock and set the stitch length near 0. For a heavier buttonhole thread pearl cotton rhrongh the hole in the foot. 3. Lower needle carefully into the mark on fabric indicating the beginning of buttonhole. Si itch to the mark for the end of the buttonhole. step 1, Fig. 26, stopping machine with needle in fabric at right side of stitching. -I. Lift the presser foot and using the needle as a pivot, turn the fabric end for end. 5. Lower presser foot and turn hand wheel just enough to raise needle out of fabric. Take fi e or six stitches to form bar tack, 6. Drop feed all the way down and hold stitch width knob at 3. step 2, Fig. 26. 7. Raise needle out ‘of fabric and return Iced to “UP’’ C position and let stitch width return to 21/2. S s T T 8. Stitch second side of buttonhole, step 3. E E 9. Make bar tack by repeating and 6, above (Step 1). p p 2 1 JO. Return stitch width to 0 and take two or three stitches to fasten bar threads and prevent ra cling. Cut the buttonhole opening with the seam ripper, ot to cut the stitching. 1 being careful i Fig 26 If you plan to make buttonholes on sheer or soft material, place tarlatan or paper, whieh can be torn away after stitching, under the fabric. And it is always wise to make several buttonholes on scraps of fabric before working on the garment. For narrower buttonholes, set the stitch width at less than 2, and turn stitch width knob to 4 or less for bar tack. First, mark the beginning and end of the buttonhole on fabric with a basting line or tailor’s chalk. one on scrap fabric (following directions below) to be sure machine adjustments are correct. 18 I i I ‘S - 4, 4, 4, 4, L 6e t, see Fig. 27 A, B and C. t and attach button sewing foo foo sser pre ged hin ove Rem 1. b to 4. 2, Turn zigzag stitch width kno wn” all the way. 3. Push drop feed button “Do in a raised position 4. With the buttonhole foot .4 and fabric so that place button between foot up with the the holes of the button line B. Turn hand needle, as shown in Fig. 27 I see if the needle wheel toward you and test to enters center of each hole. If not, adjust the stitch width by turning the knob to right or left until the needle clears Fig. 27 B Fig. 27 A Fig. 27 C each hole. Lock width ing five or six stitches. at correct setting. machine at medium speed, mak the run e, hol h eac of ter the cen straight stitches 111 5. When needle goes into h width at 0 and make a few stitc the set g, elin rav t 0 lock the zigzag stitch and preven 6. ‘r two holes, and sew button to the same hole. over the button, betw een the ick thp too d nde rou a e plac nk. Fasten. 7. If you wish you may under button, forming a sha toothpick and wind thread the ove Rem . way Now lift ular e button. fabric in reg cedure above for the tw’o hol pro e sam the ow foll n, sew be etc., are sewn If a four hole button is to ng two holes. Hooks, snaps, aini rem the g hin stitc mit ve fabric to per presser foot slightly and mo ing two hole buttons. e the sam procedure as for sew to the fabric with SEWING ON BUTTONS 19 , Si 20 Fig. Fig. 28 29 Fig. 30 LACE EDGE WITH INVISiBLE STITCHING. Hold lace 1/8 inch from raw edge on right side of fabric. Insert both in scroll as for plain narrow hem (Fig. 30). Let hem roll over and. sew in lace. Press lace out flat along edge with hem turned up. it is possible to have a little fullness in ]ace by feeding it freely under scroll. To sew a narrow hem and attach lace LACE TRIMMED HEM. Sew in one stitching, insert lace in the slot next to needle (Fig. 29). scroll. into hem and hem as above, guiding lace under needle double turn through scroll. With the needle at its highest position, NARROW HEMMER. For a plain replace regular presser foot with narrow hemmer (Fig. 28). along narrow hem, make a 1/8 inch double fold for about two iflches underneath slip Flold each end of the two inch fold, edge of fabric. Bring fold up into the scroll of hemmer, draw forward to hemmer. Gently end and fasten with point of needle. Lower presser bar lifter. pull ends of thread as you start stitching. a Guide material slightly to right, and it will automatically take HOW TO USE ACCESSORIES C. 9 C C C C C. C. 9 ci 9 C ci C.’ 9 9 9 ‘p. • 21 Edgestitch t SEAM GAUGE OR CLOTH GUIDE. Use the seam gauge as a guide for straight seams and even rows of top stitching along edges of fabric. Fasten gauge with accom panying screw in threaded hole in bed of machine (Fig. 32). Adjust to seam width desired. -. QUILTING GUIDE. This guide for making parallel rows of stitching is attached by placing the pronged holder between the presser foot and the presser foot clamp screw (Fig. 31). Adjust the curved bar to press lightly on the fabric. By letting the guide ride on the first stitching line, successive rows will be an equal distance apart. When the bar is attached so that the curved part is to the r right of the needle, it may also serve as a seam width Fig. 31 Fig. 32 guide. Use a narrow zigzag stitch, just wide enough to catch both edges of the narrow, Open out French seam and insert rolled edge in scroll of hemmer. HAND ROLtED EFFECT. rolled hem. FLAT FELLED SEAM. lay seam flat. FRENCH SEAM. With right sides together, place top piece of material 1/8 inch inside edge of lower piece. Insert in hemmer scroll, allowing hem to roll over and sew in top fabric, making French seam. II CARE AND MAINTENANCE OF YOUR MACH INE Fig. 34 Fig 35 : - . . - ‘ — . - — . ._.. 110W TO oIL YOUR MACHINE. For a free and easy running machine, proper oiling is of the utmost importance. When in continuous use the machine should be oded every : clay ; for moderate usc, an occasional oiling is satisfactory. l To reach the parts inside the arm, lift ofT the 101) cover plate. Apply oil to the oil L. holes indicated by the arrows in Fig. 38. Now turn the hand wheel and apply two drops of oil to Fi 33 all moving parts. After oiling moving parts exposed through the opening, replace arm cover plate. The face plate opens sideways on hinges, making inspection, oiling and cleaning easy. See Fig. 34. Oil all moving parts. To oil parts under bed of machine, tip the head back on its hinges awl oil all moving parts indicated by arrows. See Fig. 35. 22, e C C C C C C C C ‘ C C I I I I ‘Ii (WI -‘ IL .It 1 Iji Unscrew bulb and insert a new one. The correct :i 37. old .belt over hand wheel awl Slide 4, pulley on the end of the motor. 5. Slide new belt into grooved section and over motor pulley. 6. Push hand wheel hack against the machine. 7. Turn clutch clockwise until it tightens. Then tighten screw A. it stops turning. 3. Then pull hand wheel away from Pull it just far machine carefully. grooved section the enough to make which holds the belt accessible, Fig. Fig. 36 Fig. 37 HOW TO CHANGE TFIE BELT. ed belt on your machine the hand wheel must first be loosen If it should ever become necessary to replace tile To do this, follow these instructions: and moved out. ii in center of lciiid wheel. 1. Loosen screw A, Fig. 36, near edge of clutch 2. Turn the clutch counterclockwise until HOW TO REPLACE THE LIGHT BULB. or. Open face plate, Fig. 34, and lift up hinged light protect dealer. e size is obtainable from your sewing machin 23 CLEANING AND OILING THE SHUTTLE I) N SHUTTLE DRIVER E-43OBBIN CASE Fig. 38 SHUTTLE RACE COVER CLAMPS H—SHUTTLE RACE COVER A—SHIjTrI.L Horn SHUTTLE RACE COVER E BOBIMN CASE if H Fig. 39 A—SHUTTLE RODY C SHUTTLE RACE COVER CLAMPS The shuttle will assume the position 1. Turn the balance wheel, until the needle reaches its highest position. illustrated iii Fig. 38. Tilt hearT back on its hinges. 2. Remove bobbin case, (h), Fig. 39. 3. Turn the two shuttle race co er clamps, (C). Fig. 39, outw ard and remove the shutile race cover, (B), and shuttle body, (\). 4. Clean the shuttle race, the shiitile, awl shuttle race cover b’ removing all threads, lint. etc. The stitch forming mechanism occasionally becomes clogged with loose threads and lint. This will interfere Cleaning and removal of the lint will safeguard the performance. with the efficient operation of the machine. To remove the shuttle assembly, proceed as follows 24 v$•Td•4 3 3 3 Lower Thread Breaks. in case. Check correct method of threading bobb . tight too Be sure lower tension is not Upper Thread Breaks. Be sure needle is inserted properly. ine. Check on correct way to thread mach Use correct needle size for thread. Do not have upper tension too tight any of the following difficulties ned for maximum efficiency, should Although your sewing machine is desig r adjustments. occur they can be remedied with mino CHECK UP FOR SMOOTH SEWING to outer edge of shittle. 5. Apply a drop of oil with finger tip shuttle assembly proceed as follows to replace the When the cleaning has been completed, le reaches its highest position. 1. Turn the balance wheel until the need st into position. against shuttle driver, (D), and adju with shuttle race 2. Place shuttle body, (A), Fig. 38, into notch, arid lock into position edge r lowe at pin g fittin (B) r, cove 3. Replace shuttle ‘race into position. clamps have been snapped securely cover clamps, (C), making certain the 4. Put bobbin into bobbin case. cover. race, fitting tongue into groove of race 5. Put the bobbin case into the shuttle 25 26 Then lubricate again with fine sewing machine oil. MachineBinds. Clean thread, dust and lint from hook, shuttle and race. nil. If condition continues it may he that the machine is gummy with Apply kerosene to oil boles, run rapidly for a while, and wipe dry. correctly. Make sure tensions are properly balanced arni that machine is threaded Stitches Loop. Use correct needle size for thread. Be sure pressure on fool is stailicient when sewing heavy fabrics. Do not use a blunt or bent needle. Insert needle correctly. Skipped Stitches. Be sure needle clamp screw is tightened. break the needle. l)o not tug or pull on the fabric while sewing as this will bend and eventually Be sure presser foot is firmly attached to bar. Needle Breaks. c1 c 9 9 9 9 ci ‘1 ci 9 CI 9 ‘1 “1 ‘1 ci ci ‘1 r 28 M E M 0 C- C ci C C C C’ C C ‘1 cj e CI ‘I 9 9 ‘I C
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