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Bernina 730 Manual

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Bernina 730 | Manual - Page 1
BERNINA Model 730, Bernina-Record Automatic Zigzag Sewing Machine with automatic ornamental stitch device Model 731 Automatic Zigzag Sewing Machine with automatic ornamental stitch device Model 732 Automatic Zigzag Sewing Machine without automat ic ornamental stitch device FR. GEGAUF LTD. BERNINA
Bernina 730 | Manual - Page 2
to Model 730) 53 Adjustment for Automatic Ornamental Stitch Sewing 56 Blindstitch Sewing 57 Tucking 59 Hemstitch Sewing 62 Embroidering Initials 67 Eyelet Embroidery 69 Common Causes of Machine Troubles; how to avoid them 72 Accessories for Class 730 79 Accessories for Class 731
Bernina 730 | Manual - Page 3
tM Ui CERTIFICATE OF GUARANTEE for the BERNINA Sewing Machine Model 730/731/732 No.. (Please quote in all your correspondences) Terms of guarantee overleaf (This certificate should be signed on the basis of the terms listed overleaf. only after instructions have been given) Validity of Guarantee
Bernina 730 | Manual - Page 4
during five years in the machine, and during two years in the motor of the BERNINA Model 730, 731 or Model 732 Sewing Machine supplied by us. All if the buyer does not treat the machine in the right way, as indicated in the instructions for use, if the machine is not properly cleaned and lubricated,
Bernina 730 | Manual - Page 5
Buyer of Machine Name mid Surmitne: Street: Town: Date of Delivery: • • • Supplier of Machine (Signature of Buyer) (Stamp of the firm) (Signature of Supplier) 3
Bernina 730 | Manual - Page 6
Date Notes o£ BERNINA Representative regarding instructions, home calls, and possible warranty work Notes
Bernina 730 | Manual - Page 7
Thin Instruction-Book is applicable /or both Models 730, 731 and 732, with the exception of .tAntontaric Ornamental Sfitchc4a on page 5t. Removing and replacing Fla. 1 To unpack the machine, put the carrying case in upright position upon a table.and open the ease as you can see in Fig. 1. Grip the
Bernina 730 | Manual - Page 8
9 10 11 12 13 14 15 8 7 6 16 v 3 2 17 18 19 20 record 21 22 • Wr' 23 26 25 24 6 Flu. 2
Bernina 730 | Manual - Page 9
a l3ERNINA-Record Sewing Machine, Model 730 (knee operated). The controls referred to in the Operating Instructions being marked and indentified. 1 Cover plate 2 Needle plate 3 Needle holder 4 Thread tension regulator 5 Face plate 6 Light switch 7 Take-up lever 8 Thread tension and thread guide
Bernina 730 | Manual - Page 10
Fig. 2a shows a BERNINA Sewing Machine, Model 731 (knee operated). The controls referred to in the Operating Instructions being marked and identified. 9 10 11 12 13 14 15 8 7 6 BERNINA 5 4 3 1. • 16 17 18 19 20 21 22 23 26 25 24
Bernina 730 | Manual - Page 11
Light switch 7 Take-up lever 8 Thread tension and thread guide 9 Thread tension control plate 10 Sight hole for tension control 11 _Plate Fig, 3 shows a BERNINA Sewing Machine, Model 732 (knee operated), whereon the controls referred to in the Operating Instructions are marked and identified. 26
Bernina 730 | Manual - Page 12
Electrical part The drive of the BERNINA-Record, Model 730 (731/ 732), is functioning by the universal motor mounted at the rear. With knee lever operated machines motor and rheostat control are concealed beneath the protective housing. With pedal operated machines only the motor appears under this
Bernina 730 | Manual - Page 13
. Practise speed control several times without threading the machine. The lamp is mounted in the swivelled head cover to enable an even distribution of light over the entire sewing area, completely free from any glare. Care of the motor a) Lubrification The motor has friction bearings, by means
Bernina 730 | Manual - Page 14
33 of the hinge and withdraw bobbin case with bobbin (fig. 6). Let go latch 33, which frees the bobbin, allowing it to fall out of the bobbin case. 14 • FL:. '1 Spooling the Under Thread The winding of the bobbin bearing the under thread, with BERNINA of the Models 730, 731 and 732, is done with an
Bernina 730 | Manual - Page 15
thread guide bolt 38 to the bobbin 37. The thread should wind in clockwise direction. Now push 16 lever 39 towards the bobbin until pedal starter, the mechanism being still at rest. Operate the machine until the bobbin is filled, whereupon the winder will stop automatically. When the filled bobbin
Bernina 730 | Manual - Page 16
tension spring 28, and allow it to come out at the end of tension spring 29. recess in the shuttle race cover. Then place the bobbin case on the shuttle pin until it strikes the bottom. Now release latch and make sure that it is properly closed. Fig. 9 Insertion of
Bernina 730 | Manual - Page 17
705 needles should be used exclusively on the BERNINA-Record, Model 730, 731 and 732. In order to obtain satisfactory guide. The relation between needle and thread is correct if the thread, when placed in the long needle groove, fills this latter well and can be freely moved to and fro. For sewing
Bernina 730 | Manual - Page 18
the Upper Thread (Fig. 11 and 12) With BERNINA threading is done in one go from reel to 35 43 7 Fist. 11 4- - arranged. The central tension disc is protruding 45 somewhat from slot 44. When sewing with one • • thread only, it does not matter whether the thread is drawn at the left or at
Bernina 730 | Manual - Page 19
on top arm and the dot on mobile part of thread tension device are set one above the other, the perfect thread tension is attained. - With BERNINA sewing machines a numbered scale is not necessary. By slightly and pass them backwards under the presser foot. rig. 13 44 10 9 rig. 14 tP• el IF 17
Bernina 730 | Manual - Page 20
. make sure that locking lever 47 points to the right. In order to clamp the sewing table rigidly to the free arm, lever 47 is placed upright. Thread cutter The pressure foot holding device on the BERNINA Sewing machines is designed in such a way that it can also serve al thread cutter. This small
Bernina 730 | Manual - Page 21
machine Fluff is collected during sewing, particularly around the shuttle. Such fluff may detrimentally affect the proper function of the machine of the right hand. The presser foot itself need not be removed, but the and insert the plate tongue into the guide provided in the stand. Then depress the
Bernina 730 | Manual - Page 22
off unused and may soil the fabric. Always oil your machine before sewing and not afterwards. Use clear oil which is free from resin and acid, such as is supplied by all the BERNINA representatives. The use of inferior oils may cause your machine to jam when the oil dries up and becomes tacky
Bernina 730 | Manual - Page 23
Expert oiling guarantees the silent running of the sewing machine and increases its durability. The oiling points not visible in the figures 20 and 21 are indicated with red colour on the machine itself. When the machine has been kept in a cold room, it should be opened and placed in a warm room
Bernina 730 | Manual - Page 24
with Standard and Special Presser Feet Exchanging the Presser Feet The different tasks of sewing work involve the necessity of frequent changes of the various presser feet. For this reason the BERNINA-Record, Models 730,731 and 732, are equipped with the patented "Plug- -foot which can be connected
Bernina 730 | Manual - Page 25
to just above number zero, the machine will sew backward. Forward and backward sewing serves to strengthen certain sewing areas and to secure the ends of remove the work from the machine Raise the thread take-up lever to its uppermost position and raise also the presser foot by means of the lifting
Bernina 730 | Manual - Page 26
foot. 3. Lower feed dog by turning knob 23 to the left upon " darning" symbol (see page 16). 4. Set stitch regulator lever 22 upon zero point to prevent the feed dog from being operated unnecessarily. 5. Adjust zigzag knob 18 upon zero position. The ItERNINA-Record, Models 730, 731 to guide the
Bernina 730 | Manual - Page 27
After the stitching has thus been completed, continue, as shown in fig. 24 b, to sew a second layer of threads across the first line of stitches, whereby you begin a bit outwards of the already stitched threads. This second layer should be a
Bernina 730 | Manual - Page 28
area now centered in the darning ring can easily moved in any direction. When beginning it will be useful to sew a full circle around the damaged area to prevent running. Then sew aline of stitches across the direction of the fabric stitches. The lines should be of different lengths and as close
Bernina 730 | Manual - Page 29
presser loot, raising the presser foot bar for the purpose. Fold the edge of the material over to the desired hem width and guide the fabric into the spiral-type guide tongue of the raised hemmer as far as the needle, then lower the hemmer. When sewing, lightly guide the prefolded edge (see fig
Bernina 730 | Manual - Page 30
(Only supplied against extra charge) Insert gathering foot. Adjust machine upon plain stitch sewing. Put the material to be gathered under the gathering foot, that is to say not into the transverse slot. Lower the gathering foot by means of the presser foot lever and insert the piece of material
Bernina 730 | Manual - Page 31
machine upon plain stitch sewing and insert edger instead of regular presser foot. The edger with its stitch hole placed farthest to the right of foot is specially suited for edge stitching. For this purpose the edge stitcher is used without the quilting guide. The edger with the quilting guide
Bernina 730 | Manual - Page 32
THE ZIPPER FOOT (specially designed for inserting zippers; available only against extra charge) Pig. 32 411 When inserting zippers be sure that for the stitching of the left
Bernina 730 | Manual - Page 33
Layer of material Zipper Presser foot base ez Presser foot base Zipper Layer of material -- Needle insertion to the left "lc Presser foot base Fig. 33 U Needle insertion to the right Presser foot base Fla. 34 31
Bernina 730 | Manual - Page 34
Zigzag Zigzag Sewing, with service by hand Adjustment of Stitch Width At the right-hand top of the body of the machine the adjustment knob knob 18 a lever 17 is provided. This lever can also be adjusted when sewing, but when the machine is at a standstill, it can be set only when the needle is
Bernina 730 | Manual - Page 35
of combining with the previously mentioned two stitch positions. Zigzag Sewing (Use 2-- or 3-ply threads; never 6-ply) For zigzag sewing set the machine as follows: 1. Raise thread take-up lever 7 to its uppermost position. 2. Insert zigzag foot (not to be mistaken for the zig- zag embroidery
Bernina 730 | Manual - Page 36
Elastic Sewing of Knitted Goods • Always use darning thread for basting tricot and other knit goods. Never do it with basting thread. • Use perfectly straight and pointed needles. Size 70 to 80. ■ The thinnest area of material must be placed tinder and to the left of, presser foot. If the seam is
Bernina 730 | Manual - Page 37
Stitch a zigzag seam along edge and about the depth of presser foot. Adjustment of machine: Zigzag Width upOn 3 or 4 Stitch length upon 1 Tricot seams With ordinary tricot it is advisable to make a fold with all seams and then stitch across. Zigzag width upon 2.5-3 Stitch length upon 1.5
Bernina 730 | Manual - Page 38
If a seam is stitched without being folded along the edge, it is recommended to stitch first a straight seam with plain stitches approximately 5/04" inside the edge, in place of basting, whereby the material and the seam are prevented at the same time from being distorted. Zigzag width upon zero
Bernina 730 | Manual - Page 39
. 17. ktibi •••si • .."•)• Place both pieces of material on top of one another and stitch a first seam along the edge, the depth of a presser foot. Zigzag width L5 Stitch length Cut off projecting edge at about Lis" distance from seam. Now stitch another seam across the new edge of material
Bernina 730 | Manual - Page 40
to be sewn, approximately 5/64" to I/N" inside edge, in order to facilitate sewing on. Now attach the lace with zigzag stitches and then cut off the material hemmer too. The material or elastic fabric is inserted in the spiral guide as for roll hemming. The Zigzag stitch bridges the entire seam.
Bernina 730 | Manual - Page 41
rather stiff material such as Poplin, Reps, or Wool a. s. o., a pearl yarn no. 8 is introduced into the guide hole of the embroidery foot and stitched onto the undersite of the fabric, sewing a zigzag stitch of 1.5, with a stitch length of 1.5 to 2. At.a distance of 5/64" a second row is sewn
Bernina 730 | Manual - Page 42
the bobbin ease. The sewing of the buttonhole is effected without, turning the cloth around. This can be made either step by step, the machine being normal sewing, see fig. 50, a hole has been drilled through the finger of the bobbin case through which the under thread has to be 17 It record Fig.
Bernina 730 | Manual - Page 43
threaded. For normal sewing the bobbin case is threaded as explained in this instruction booklet .on page 12. For sewing buttonholes, the machine should be adjusted as follows : 1. Insert buttonhole presser foot. 2. Feed-change knob 23 (fig. 2) must stand at sym- bol » sewing 3. Draw zigzag knob
Bernina 730 | Manual - Page 44
of the buttonhole is now effected as follows: 1. Sewing Ile' lefthand Start the machine; then the lefthand edge is sewn in backward stitch. A scale on the buttonhole presser foot serves for determining the length of the buttonhole. After the wished for length of the edge has been attained, stop
Bernina 730 | Manual - Page 45
stop II - towards the front and push it entirely to the right, passing thereby over stop 1 i see fig. 60). In this position the machine now sews the plain stitch, in order to make fastening threads. When stitching these securing fastening threads, it will be advisable to hold the fabric slightly
Bernina 730 | Manual - Page 46
The BERNINA-Record, Model 730, is provided with a patented device by means of which the distance between stitches can be altered when sewing buttonholes with numbers equivalent to those of the fixed scale on the machine itself machine stkuid ),If number 1 is placed opposite the fixed scale,
Bernina 730 | Manual - Page 47
it, as is shown in fig. 63, on the nose at the back end of the buttonhole foot, and sew the buttonhole in the described manner. The cord loop projecting beyond the back end of the finished no. 40 thread, whereas a very thin thread is required for the bobbin if.1. 60/21. Fig. 63 Fig, 62 .15
Bernina 730 | Manual - Page 48
to have the machine ready for sewingtheseworks whenusingit-another day. Sewing buttonholes without using the automatic buttonhole device Buttonholes may also be.sewn without using the automatic buttonhole device. In such cases make the following adjustments: I. Insert buttonhole foot marked with
Bernina 730 | Manual - Page 49
11. Set zigzag knob 18 again at twice the bead width and sew the end stitches for the buttonhole bar. Again pull material somewhat back to and sew a few fastening stitches, again pulling the material lightly towards you to shorten the feed. 13. Finally lay the work on the wooden support and cut
Bernina 730 | Manual - Page 50
zigzag stitch width according to the distance between the stitch holes in the button and sew on button with six or eight stitches. Darning with wool When darning with wool, use the patented wooldarning foot. Proceed as follows : 1. Lower feed dog in turning the reversible knob 23 (see fig. 2) to
Bernina 730 | Manual - Page 51
no more wool will be used. As soon as the damaged area is entirely covered with wool, the wool thread is cut at the darning foot. Now fasten the wool rows with zigzag stitches across them as is shown in fig. 67c, by shifting the fabric forward and backward. Zigzag stitch
Bernina 730 | Manual - Page 52
to the cloth. Application work is mainly employed on collars, ladies' and children's dresses, linen, and the like. The buttonhole presser foot is advantageously used for this type of sewing work. First draw the shapes to the underside of the cloth. The fabric from which the designs are cut should be
Bernina 730 | Manual - Page 53
I Ornamental stitches, hand-operated Fig, 10 u Zigzag embroidering foot (1 rod line) Ordinary zigzag sewing font The zigzag ornamental stitch With the BERNINA zigzag sewing machine device on the Models no. 730 and 732 the most various ornamental stitcheS can be produced in the simplest possible
Bernina 730 | Manual - Page 54
Fis; 71 Y :cord tS 21 32 The adjustment of the right stitch length for ornamental stitches and buttonholes is very easy on the BERNINA sewing machine thanks to the patented satin stiteh control. Suppose the stitch length regulating lever is on no. 2 and the stitch length must be adjusted
Bernina 730 | Manual - Page 55
BERNINA-Record sewing machine of the Model 730 and 731 is equipped with the automatic oramental stitch device which enables the creation of ornamental stitches to be sewn without manipulating any controls. Just select the pattern desired, set the control lever, and then simply concentrate on guiding
Bernina 730 | Manual - Page 56
made in the following manner: Pull lever 12 to the right in its guiding slot and displacing it until its line and the stitch symbol line up. stitch width. After threading the machine, ornamental stitching can be started exactly in the same way with or-dinary sewing. When switching back to normal
Bernina 730 | Manual - Page 57
can be caried by changing the stitch length from almost zero to four. A further variation is feasible by combining individual ornamental stitches during the sewing itself as seen from the examples on side of this page. a) Patterns combined with each other (see fig. 74). b) Different seam patterns
Bernina 730 | Manual - Page 58
THE ORNAMENT INDICATOR The BERNINA-Record of the Model 730 and 731 has been equipped with a novelty, the is now possible to notice the moment when the machine is beginning to sew said ornament. This device will be of great importance when sewing ornaments of which only one single ornament has to
Bernina 730 | Manual - Page 59
an elastic cloth guide between the fingers on its base, but otherwise is identical with an ordinary presser foot. Blindstitch sewing can be accomplished with the ordinary zigzag stitch or by means of the built-in blindstitch cam. 1. Setting of machine when sewing with ordinary zigzag stitch
Bernina 730 | Manual - Page 60
58 After having threaded the machine, put the lower flat piece of cloth underneath the blindstitch foot; then place the upper piece of material on top and fold it in such a way that it always touches the elastic guide; lower the blindstitch foot, and start sewing. The zigzag stitch width should
Bernina 730 | Manual - Page 61
parts: 3 double needles for pintucks of approximately she, 1/8" and 3/ 32". 3 pintuckera with 3, 5 and 7 grooves. When preparing the machine as width a standard needle. 4. Attach the pintucking foot corresponding to the needle distance, i.e. Pintucker foot with 7 grooves / DUO needle of yes" distance
Bernina 730 | Manual - Page 62
lever 8 Thread tension 9 Thread tension regulation disc. 35 Spool pin 44 Thread guide slit 45 Needle holder eyelet. Threading the two upper threads To thread the two upper threads of the machine for pintucking, proceed aS for normal sewing. Place the two reels of thread onto the two pins 35 of the
Bernina 730 | Manual - Page 63
teeth rows of the feed dog, and guided away from operator below and to the back of the pintucking foot. Ornamental stitch with double needle When employing one pintucking needle and the standard zigzag presser foot, a parallel double ornamental stitch can be- produced, whereby
Bernina 730 | Manual - Page 64
can be made: 1. with the single hemstitch needle, using the BERNINA zigzag sewing machine, Models 730, 731 and 732; 2. with the patented double needle, using the BERNINA zigzag sewing machines. With the single hemstitch needle only effects resembling hemstitch can be obtained, particularly
Bernina 730 | Manual - Page 65
lever to stitch width 2 and stitch length adjusting lever to 1. After having brought up the under thread, lay the fabric under the presser foot and begin to sew in the well known manner. The result will be a hemstitch as shown in fig. 83. If suitable ornamental stitches of the automatic system
Bernina 730 | Manual - Page 66
seam. Leave the needle stuck into the fabric at the side where the second seam is wanted. Then turn the fabric by 180 degrees and sew the second seam alongside the first one. Stitch: lenght 1.5, width 3.5 The two outer seams are ornamental stitch no. 19 Stitch: length 1, width 3.5. Fie. f,G , Two
Bernina 730 | Manual - Page 67
stitch sewing machines with transversely set shuttle, zigzag stitch plate and zigzag presser foot Insert the double hemstitch needle into the machine instead of the normal sewing needle. The threading of the upper threads is made in the same way as when sewing pintueks (see Operating Instructions
Bernina 730 | Manual - Page 68
If a hemstitch known as two-needle hemstitch must be made, a second working operation will be needed. After having sewn the single hemstitch, turn the fabric by 180 degrees, allowing the point of the wide needle to touch the fabric which is then turned round that point. Now the second seam can be
Bernina 730 | Manual - Page 69
placed the embroidery frame under the needle, the under thread should be brought up. Lower sewing foot. Start machine and keep it running smoothly at a fair speed, thus achieving the best results. Guide the frame with both hands slowly and steadily along the designed initials, without turning it
Bernina 730 | Manual - Page 70
in fig. 94, you begin to sew edge A and after completion, having reached the top of the initial, stop the machine, leave the needle stuck in the fabric frame into the new direction. In that case you will not sew over the already sewn edge or part of it, but leaving a gap, thus producing a break in
Bernina 730 | Manual - Page 71
embroideries on the BERNINA- Record. With its aid different hole sizes can be surrounded, and round embroideries up to a diameter of approximately one inch can be produced. During sewing around the stitch width may be varied at will. For eyelet embroidery work arrange the machine as follows: 69
Bernina 730 | Manual - Page 72
plate must be charged against the eyelet embroidery stitch plate which is foreseen with exchangeable slide provided with guide journals, whereby also the special embroidery presser foot must be inserted. Always use the embroidery frame We recommend winding strips of cloth around its outer ring
Bernina 730 | Manual - Page 73
the material under the eyelet embroidery foot, so that the guide pin of the slide conies to the machine to operate at regular speed and tuts at the same time three or four times around the guide pin shown in fig. 97, the guide pin can be used as a centre in sewing circular embroideries. In doing so
Bernina 730 | Manual - Page 74
troubles are resulting from faulty manipulations of the machine. However, should other causes be presumed, the machine sewing work needle size no. 80 or no. 90. Re sizes of needles and threads see page 13; c) the machine cleansing of the machine the shuttle should down spring lever part 55 to the
Bernina 730 | Manual - Page 75
only a competent sewing machine mechanic can deal with; g) Stitch plate hole has been damaged by the needle and requires re-polishing; h Shuttle point is damaged. 3. Cause of under thread breaking can be: a) Under thread tension too tight: b) Under thread badly wound on bobbin; el Bobbin is deformed
Bernina 730 | Manual - Page 76
; c) the material has been pulled from under the pres- ser foot towards the front, after having finished with the sewing work. Thus the needle got bent. Always remove the material from the machine by pulling it back from under the presser foot base; d) size:of needle and size of thread are not in
Bernina 730 | Manual - Page 77
lightly pushing the tricot on both sides of said presser foot. 7. The machine operates too slowly The motor does not work correctly (ask the expert!) : a) tension of drive belt may be too tight or too loose (ask the expert !) ; b) the sewing machine has been idle for a long time in a moistened room
Bernina 730 | Manual - Page 78
Notes of BERNINA Representative regarding instructions, home calls, and possible warranty work Date Notes 76
Bernina 730 | Manual - Page 79
Date Notes of BERNINA Representative regarding instructions, home calls, and possible warranty work Notes 77
Bernina 730 | Manual - Page 80
Date Notes of BERNINA Representative regarding instructions, home calls, and possible warranty work Notes 78
Bernina 730 | Manual - Page 81
00 53 12 00 02 In Sewing Kit: 1 zigzag presser foot with hinged base 1 zigzag embroidery foot 1 large hemmer 1 blindstitch foot 1 edger with quilting guide 1 pintuck foot with 7 grooves 1 buttonhole foot ] darning foot 1 wool darning foot 6 bobbins, one of which being on machine 1 small screwdriver
Bernina 730 | Manual - Page 82
Normal Accessories for Model 731 Part. no. support 1 darning attachment for stockings 1 pack of assorted needles of the 705 system 53 11 10 00 53 10 60 00 In Carrying Case: 1 sewing table 1 motor cable with plug 1 pedal starter (only with machines provided with pedal starting device 1 instruction
Bernina 730 | Manual - Page 83
1 wooden support 1 darning attachment for stockings 1 pack of assorted needles of the 705 system 1 pintuck foot with 7 grooves In Carrying Case: 53 11 10 00 53 10 60 00 sewing table 1 motor cable with plug 1 pedal starter (only with machines provided with pedal starting device 1 instruction book
Bernina 730 | Manual - Page 84
FR. GEGAUF LTD., BERNINA Sewing Machine Factory, STECKBORN 46, fi ea 41, -•:. C ,ry1a G4 • V~Va1131,:tlt.1 aaa 'a oa t iii % %VUT 'S ',Lvtitt