— L L ji CPFAFFi 79 CPFAFFI 78 Instructions CPFAFFi 78 and 79 Decorative Stitch Zigzag Sewing Machine Foreword ‘‘our new Pfaff sewing machine will enable you to master a large variety of sewing, embroidering and darning jobs easily and quickly. With the built-in decorative stitch mechanism you also can sew various functional seams as are used on non-elastic as well as stretch fabrics, such as tricot. jersey and Helanca.
Needle and Thread Chart Thread Type of Fabric Needle Type Bed linen Fine linen Muslin Size Cotton Silk 50 Cotton or mercerized cotton 50 Suitings and mantlings Silk Twill, denim Cotton Heavy linen Cotton Cotton or linen Linen Terry cloth, chenille goods, knitted pile fabric for bathrobes, Corduroy 40 80 — 40 90 — 40 90 —100 90 lao 110 40 Cotton 40 50 Cotton, rayon staple fabrics Cotton 50 Jersey fabrics (synthetic) Synthetic Cotton Synthetic Silk Lastex, Helanca fabrics Foamb
Essential Parts of Your Pfaff 78 o 17 9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 16 15 14 13 22 23 Face cover Take-up lever Thread guide Top cover Thread retainer stud Spool pins Stitch control Bobbin winder Balance wheel Stop motion knob Motor disengaging mechanism Stitch length control Reverse feed control Bed cover Transverse rotary hook (below bedplate) Needle plate Sewing foot thumb screw Light switch Stitch width control Needle position lever Needle thread tension Presser bar lift
Push plug A into the receptable on the back of the machine and the plug at the other end of the cord into wall outlet. To switch on the sewlight, push the button on the face cover (see ill.). 4 Place the foot control within easy reach of your foot and press down the pedal. The harder you press, the faster the machine will run. The machines feature a ever (10) under neath the balance wheel which serves to swing the motor to its operative position. To engage the motor, flick this lever down.
o remove iflC 0000111 .- •. ne Oe n at o too . , -- ‘ts On toe Pfaft 78. re’ro,e bec .ooer 13 as arch k ci :ne oo•nbc case iatec. itt and puli out the 000Dm case w th the boobin. The ooobin cannot tab out as long as Jcu hoc tne case Dv its ocen .aton. Unci re aroos ‘eas ng the atch the ernoty 000Dm cur On the Pfaff 79. the bobbin case s emoved just ike on the Pfaff 8. To get at the bocoin case. however, •,ou must brat open tree arm cover It, swinging 3 toward the left.
ms bobbin case. tne h’ead nto st 2i and under spring 3. As /)U Pu the :hread. the ocbb-t should tate clockwse 4 Leave abDut three uches of thread hang:na from te boobin onse 8 3 To insert the bobbin case into the machine turn the balance wnee! until the needle is at ts highest point. Lift the latch and place me bobbn case on center stud s tsee ill.), making sure its slot (white arrow) points up. Release the atcn and press against the boobin case until you hear it snap into ace.
1 To enlarge the sewing area of the Pfaff 79 for ordinary sewing operations, push the workplate onto the tree arm as far as it will go (1). Then ock it in place by turning down the ever on the back of the machine (2) until the locking stud snaps into the hole in the free arm. Press the workplate support against the machine base until it snaps into place (3). To remove the workplate, swing up its sup port and unlock it by pulling out and swing ing up the lever on the back of the machine (see arrow in Fig.2).
To draw up the bobbin thread, hold the needle thread and lower the sewing foot. The sewing foot is raised and lowered by operating the presser bar lifter (21) on the back of the machine (see ill.). A B = Presser bar lifter up Presser bar lifter down Turn the balance wheel toward you a full turn. Pull the needle thread to draw up the bobbin thread. Place both threads back under the sewing foot after it has been raised again.
nosneo :o be rght as ar as t WI I go 11 I I 18 To sew onger straight-stitch seams, turn stitch control (6) until the straight-stitcn symbol is at the bottom see ill.). :: ‘!I!!; Tne stitch length s regulated cy :urning stitcn ength control 1(. The number Indi cating the st:tch enght chosen should be Qoposite the dot on the left-hand side of the slot. For ordinary sewing operations, set the stitcn enath control on ‘2”.
needle and bobbin threads interlock in the center of the material. The bobbin thread tension is regulated by turning the smaii knurled screw on the bob bin case. Turn this screw right (with your thumo nail) for a tighter tension, or left for a looser ten sion. bottom If the same size threads are used in the needle and on tne bobbin, there is no need to adjust the bobbin thread tension. This tension is set correctly if a slight re sistance has to be overcome when pulling the thread.
.J i- ‘--‘. .- .‘.‘ .-.-“, ,,,, fr’ ceed as o iois: Replace the ordinary sewing toot by darn ing foot No. 93-102 826-91, attaching it from the rear so that spnng clip c rests on needle set screw (22). Tighten sewing foot thumb screw 116). Lower the presser bar lifter. Now drop the machine feed. On tne Pfatf 78, this is done ny removing bed cover 13i and pressing the drop feed lever down siantwise, as indicated by the white arrow.
847 Attach zipper foot without quilting gauge. Stit...n length: 1.5 to 2 it. Stitch c ose to the left edge of the zipper for about 1 inch, guiding the right edge of the toot along the zipper teeth (1). Leave the needle in the material, raise the zipper foot and close the zipper 12). Continue stitching until you reacn the end of the zipper. Then stitch across this end (3) and up to the other side. The finished Fig. 4.
h No. 93-487551-00 dHd unur iFv riemmer and lower same. Stitch length: 1.5 to 2 Make 3 to 4 straight stitches to secure the folded edge in place. Draw the fabric into the hemmer by pulling both threads backwards, as shown in the drawing. Feed the fabric edge into the hemmer scroll w’th your right band (see ill.), making sure that the scroll is well filled with fabric at all times and the fabric does not slip sideways under the right half of the foot. To produce an elastic hem on soft fabrics.
Use transaarent sewing cot No. 93-100179-CO Shtcn length: 2 ‘o 25 I ‘‘4,’ ,:b.;• ... ø1 •‘_•••‘4_. .... . .... ...... . -. • ‘“,‘ ‘ 0 ‘ . -. .- .......‘ ,. Use a thread which s not too heavy and matches the materiai being hemstitched preferably a No. 50 embroidery thread). Incert a twin hemstitch needle. Maso cure the neeale and cobo n threads are the same size. The threading orocedure a the same as ‘or cording pork. Slightly in crease the needle thread tension.
Turn stitch control (6) to zigzag-stitch symbol. Stitch length: 2 Stitch width (see below) To overcast the edges of light and mediumweight fabrics, set the machine for its maxi mum stitch width. Soft and flimsy fabrics are best overcast with a zigzag stitch of medium width. Make sure the needle takes one stitch into the fabric and the other over its edge. This will cover the fabric edge securely. 26 Inserting Patches l838 954 IJ Attach ordinary sewing foot. Stich width: medium.
CD a CD CD CD . - a CD DOD CDCDCD a CDCD CD a 0 aCD CD. CD 0 CD CD a CD2CD a _CD ,m — CD C) CD 0 ) CC CDç -. a CD 0 CD C) ODD 4. CD - CD CD aa CD CD CD. CD CD CD C) CD a CD p3 - -. (OCD — CDCfl O - . . . (\i D CD -- ° CD I D — . —. () CD — CD ( a 0 ) — QW CD CD CD CD 0 . . 4 L. * _ I l — :. . ê . ., 44- 1111)1* L ‘L.Lc L L .‘ ‘i .:. .. —:—— & c‘ .
IvIunoyldIll / iIIuruIuery Regulate the stitch width to Suit the size of the monogram. Remove the sewing foot and drop the ma chine feed. Lower the presser bar lifter. Trace the monogram on the fabric and place the material in darning hoop. Let the needle stitch into the fabric at the beginning of the design and draw the bob bin thread up through the fabric. Hold both thread ends and start your machine.
(C C) cji - a — - C. a a q (C) 0) 0’< 0 CD S6 3-D 0 a 3-c a CD 3- C- 0 a-c — 0 (C — c’a 0 3-o C)o0 - 0 C pC00 C ) C0 3- ( CD 0) a y3(DCD o))0D O 3 Q C(0)))Q C- ( 0 5 C -0) C D0,-.
o set sewing, dicated desired bottom inc macnine for decorative-stitch turn control (6 clockwise (as in by arrows) until the symbol of the stitch is opposite the dot at the (see ill.). The stitch width is regulated by moving con trol (18) to the right or left, as may be de sired. The stitch width recommended for the various utility-stitch sewing operations is indicated in the respective instructions.
one caging makea a nice trmming on lin gerie or garments made of deNcate. soft fabrics or tricot. Attach transparent sewing foot No. 93-100 179-00 or ordinary sewing foot No. 93-838 954-00. Turn stitch control (6) to blindstitch symbol. Fcid the fabric along the ne which s to be enhanced by snell edging. Sew along this folded edge with the needle alternately tak ing one stitch into the fabric and the other over its edge.
C,) Co • )( • C) 3: CDCD< CD CD C)CDCDO CD CC CD CD ç) C) C) CD CD3:CDC) 0 C) C): CD O CD D) ciC) %D)CD CD — CD CD U)CDC):OO CDCD 0 CD C) 3: CDCD° CD — Ci - CD 0ciCD3 -‘ CDCD o ciCD CD C) ci 3: o C) CD 0) 0 03: 3 XCD (C) 3 ci 3: ci 3: Cl) C) -‘ O 0 CD :_C) — 3— C1)rj 0 CDC)C) C/) V :U< CD CD CD C) CD (1) cC C) DC C) CD C): 3:> 0 0 I on ) CC 0 ci 0 CS) )3: U) V Co 1 0 oo CD C) CDcjo o3 CD — (D O CD ci CD CC) C)CDCD CD U)C):Q
side and press. Lay both pieces nde the needle with the r fo ded edges acutting and sew together with dec ratve s tones see ). Trim excess material n srcng side. use the oTh rary scsi ng fnot. 9 1 ‘Thrn stitch control 6 ) to the symbol of the pin nacle” seam. If the faorc nas a hr se/aged edge The edges need not be to ded and Dressed. Simply place 00th cieces under the sewing foot so tnat the abutted edges are centemd under the needle and ion Them as nstjct ed above. Maximum stitch length: 0.
88 r1 U 838 954 Use the ordinary sewing foot. LI LJI.III.”Y ..“.‘ foot. Turn stitch control (6) to the symbol of the “lamp shade seam. Turn stitch control (6) to the symbol of the elastic seam. N Maximum stitch length: 0.5 Stitch length: 0.5 Stitch width: maximum Stitch width: minimum The same procedure is applied as is used for insertirg patches with a ‘pinnacle seam (see page 37). Sew the two pieces of material together with the machine set as indicated above then press the seam open.
To change the light bulb, remove the face cover by pulflng it in the direction indicated by the arrow Push the light bulb nto its socket. turn left and pull out, Insert the new bulb so that its pins slide nto the socket slots. Press the Puib in and turn right. As you reolace the face cover. sIlo tip d nb ot c, Then push against the face cover until snaps into place. I, 44 Machine Care Longevity and smooth machine performance are dependent on regular ceaning and proper oiling.
Contents Appliqué Work Blindstitching Button Sewing Butt Seaming Changing the Light Bulb Changing the Needle Changing the Needle Position Changing the Sewing Foot Cleaning Cording Darning Darning Foot Darning Rips Drawing Up the Bobbin Thread Dropping the Machine Feed Electrical Equipment Engaging and Disengaging the Sewing Mechanism Essential Parts of the Pfaff 78 Essential Parts of the Pfaff 79 Flat Felled Seams Foot Control Foreword Fundamentals of Machine Qoeration Hemming Hemstitching Inseams Inserting
