Pfaff hobbylock 4760 manuel d'utilisation

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For easier understanding of this instruction please told this or the last page out when reading. Safety rules For the United Kingdom only. The leads must under no circumstances be connected to the safety-lead terminal I nor to a plug with three pins. The wires in the mains lead are coloured according to the following code: Blue: Neutral Brown Live [...]

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Parts of the hobbylock 4760 (1) Thread spool stand (2) Carrying handle (3) Left needle thread tension dial (4) Right needle thread tension dial (5) Right looper thread tension dial (6) Left looper thread tension dial (7) Thread tension cover (10) Looper cover with recess (1 2) Swivel-type work support (13) Needle plate (14) Sewing foot (15) Needle [...]

Important safety instructions For the United States only When you use an electrical appliance, basic safety precauti ons should always be adhered to as follows: Read all instruc tions before using this sewing machine. DANGER To reduce the risk of electric shock: 1. The sewing machine should never be left unattended when plugged in. Always unplug th[...]

Notes on safety for domestic sewing machines according to DIN 57 700, Section 28 or IEC 335, Section 28. 1. The user must exercise adequate caution with regard to the up and down moving of the needle and constantly observe the sewing area during work. 2. When leaving the machine, during maintenance work or when changing mechanical parts or accessor[...]

Simple, up-to-date sewing Congratulations! You have bought a high-quality product that provides unique advantages. Your new hobbylock 4760 can take any material in its stride and will sew, trim and neaten up for you in one operation. Your PFAFF hobbylock features the very latest in design and technology, and it is just as easy to use as this instru[...]

Contents Accessory box Threading guide wires 18 and 22 Threading the right looper Threading the left looper / threading slide Threading the left and right needle Needle threader Thread reel change on threaded machine Inserting the lint box Seam allowance Sewing test Points to observe during sewing Thread cutter Securing the seam Setting the standar[...]

Changing the sewing foot Changing the light bulb Cleaning the thread tensions . Rolled hem with 3 threads Rolled hem with 2 threads Changing the needles Changing the knives Changing the upper knife Changing the lower knife Upper knife arresting Cleaning the knives Oiling the machine Stitch selection table Sewing problems and their removal Accessori[...]

Accessory box Swing open work support 12 and pull out accessory box 24. The accessory box can only be inserted in its compartment when held as shown in the illustration at left. The guide groove is up and the projection of the box faces the machine. Electrical connection Use this machine only on a flat surface or on a special machine table. Connect[...]

Switching the machine ON and OFF Power and sewing light together are switched on and off with master switch 21. Switching on: Press switch. Machine and sewing light are switched on. Switching off: Press switch again. Machine and sewing light are switched off. Foot control The speed of the Hobbylock is regula ted as follows: The more you press the f[...]

How to handle the thread spool stand Pull thread spool stand 1 as far as it will go in the direction indkated by the arrow. Fully extend telescopic thread guide bar 19. Slowly turn the two upper tele scopic sections until you hear their de tent balls snap in place. After use fold up telescopic thread guide bar 19. Push thread spool stand (with or w[...]

Opening and closing looper cover and work support Push looper cover 10 fully to the right. hold it, and swing it down. To close the looper cover, push it up until it locks. To open work support 12, push it in the direction indicated by the arrow. To close the work support, push it lightly until it locks. Behind the looper cover converter 41 is illu[...]

Threading the right looper The slide of converter 41 must be in it: right position B. Please refer to page 20. Thread right looper 31 in sequence 1 to 9 and pull approximately 10cm (4 of thread through the looper eye (the thread path is marked red). Important: In order to obtain perfect sewing re suits, the thread must be pulled bet ween the tensio[...]

Threading the left looper Thread left looper 32 (yellow thread path) in sequence 1 to 6. From thread guide 6 pull the thread through looper eye 7. Align the mark on handwheel 9 with the mark on the housing. Tauten the thread a little and place it in thread guide 8 by means of tweezers 43. Thread guide 9 is threaded by means of looper threader 40. 1[...]

Threading the right needle Threading of guide wires 18 and 22 is shown on page 9. In the left-hand illustration the threa ding path is shown from green tension 1 up to right needle eye 6. Thread the needle from the front. The use of needle threader 42 is described on the next page. Threading the left needle Threading of guide wires 18 and 22 is sho[...]

Needle threader Lower the sewing foot by means of lifting lever 16. Turn the hand wheel until right looper 31 is positioned right of the needle (see top of page 20). Place the thread in slot A of needle threader 42 and tauten it a little, holding the needle threader a little turned to the front. With the needle located between the two guide lugs B [...]

After threading the machine, push handle 2 down, and close work support 12 and looper cover 10. Inserting the lint box: Insert the two tabs of lint box 8 down wards in the recess of looper cover 10. Then push the bottom of the box against the machine. For removal of the lint box, use the reverse order. Seam allowance If the cutting is guided along [...]

Sewing test After threading, a sewing test should be made. Raise sewing foot lever 16, as shown in the illustration. Hold the thread ends with your left hand while turning the hand wheel with your right hand in the direction indica ted by the arrow on the wheel. Hold the threads taut and lay them back under sewing foot 14. Make sure the threads int[...]

Points to observe during sewing Sew the first stitches slowly. If the ma chine has been rethreaded, place the fabric under sewing foot 14 and push it up to the needle before starting to sew. Since the fabric is fed automatically, do not pull or push the fabric. Use your hands for guiding only. In order to be able to use thread cutter 39 it is neces[...]

Face side Setting the standard thread tension N Right looper thread Optimum seam appearance depends on the type of fabric used, on the thread size, and on the thread tension setting. Set the N on the thread tension dials opposite the round colored mark on thread tension cover 7 (see illustration below). Make the correct adjustment after exa minatio[...]

Possibihties requiring thread tension corrections When the thread tension is turned in (+) direction, the tension is increased. When turned in (—) direction it is decreased. The left needle thread A is too loose (blue thread tension). The right needle thread B is too loose (green thread tension>. 1. The right looper thread C is too tight (red [...]

3-thread overedge seam: Threading of the right and left looper is described on pages 10 and 11. The slide of converter 41 must be set at its right position B (see p. 20). The 3-thread overedge seam is sewn with two looper threads and one needle thread. Seam width adjustments at adjustment knob 26 (3 to 5 mm) only refer to the right needle. When the[...]

Engaging the converter Turn the hand wheel until right looper 31 is positioned right of the needle. For sewing with converter 41 the right looper thread must be cut off and pulled out of the looper eye. All seams sewn with converter 41 are only sewn with left looper 32 and with one or two needle threads. The left looper thread placed over right loo[...]

2-thread overedge seam I Left needle Right needle Standard seam width N Standard seam width N r L__ 5,7 MM Adjustable range 5.2 to 7.2 mm Adjustable range 3 to 5 mm ceside•Heve The left-hand illustration shows the 2-thread overedge seam with correctly set thread tensions. Possible correction requirements: 1. Looper thread A is too loose (yellow t[...]

Thread chart for 2-, 3-, 4-thread- overedge seam Material Thread Stitch length ! Light materials: Organdy, light-knit Cotton No. 80 — 100 2,0 to 4,0 mm fabric, Taffeta, silk Silk No. 80 — 100 lining materials Synthetic thread No. 70 — 140 Medium-heavy materials: Cotton No. 60— 100 2,0 to 4,0 mm Cotton, tricot Silk No. 50 — 100 linen, dres[...]

Adjusting the differentia’ feed The differential feed prevents inter-ply shift. It consists of two feed dogs, ar ranged one behind the other, which both pick up and move the workpiece at the same time. The feed amount of either feed dog can be set separately, It is possible to have the workpiece moved more by the front feed dog than by the rear o[...]

;s table indicates possible settings of the differential feed. In order to make sure about t settino recuired for the fabric you wish to process, a sewing test has to be made. — The di renusi tead can also be set during sewing. Setting of dif- Illustration Correct Fabric rerential feed seam 6,5 to N 1 a Nylon, tricot, lining fabrics, satin poplin[...]

Disengaging the upper knife Remove lint box 8. Open work support 12 and looper cover 10. If necessary, loosen upper knife arresting screw 37. Push rotary lever 27 of the axial upper knife guide fully to the right, hold it, and turn it forwards until the pin enga ges in the hole of the knife. Now the upper knife is disengaged. Adjusting the seam wid[...]

Changing the sewing foot Raise sewing foot lifting lever 16. Disengage the sewing foot by pressinc lever F. / / - Engaging the sewing foot: Place the sewing foot under the sewing foot holder so that when you lower the sewing foot lifting lever, crosspiece G of the foot engages in groove H of the sewing foot holder. Changing the light bulb: Pull out[...]

Cleaning the thread tensions: At the points indicated, press thread tension cover 7 in the direction of the arrows. thus loosening the cover, then remove it towards the front. Set the 4 thread tensions at — 5. Use the cleaning brush (accessories) to remove dust and lint from between the tension discs of the 4 tensions. Reset all thread tensions t[...]

Reverse side Fold-over 3-thread rolled hem sewn with polyester thread 120 -140 A rolled hem is used for light, delicate fabrics and is an attractive finish for open edges. Without any effort you ca sew professional rolled hems on neck scarves, shawls and valances. This rolled hem is sewn with three threads (see page 29). 3-thread rolled hem I Face [...]

Rolled hem with polyester thread Preparation of the sewing machine: Needle: Sewing foot: Seam width: Stitch length: Thread: remove left needle / insert right needle engage rolled-hem foot ,,R” from 3.0 to 4.0 mm (depending on material) from 1.0 to 2.0 mm (short stitch length) polyester thread 1 20-140 for green, red and yellow thread tensions For[...]

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Changing the needles Pull out the mains plug. Lower the se wing foot. Turn the hand wheel in the direction of the arrow until the needle bar is at its highest position. Hold the needle with the tweezers, loo sen screw A or B with the small screw driver, and pull the needle downwards, out of the needle holder. Inserting the needle The needle has to [...]

Changing the upper knife: Pull out the mains plug! Unscrew knife retaining screw 35 and remove upper knife 11. Disengage the upper knife, see page 25. Insert the new upper knife and tighten its retaining screw securely. Reset upper knife to its cutting position. Set upper knife with knife guide 27 up (cutting position). Turn the handwheel until the[...]

Changing the lower knife Pull out the mains plugl Disengage the upper knife (see p. 25). Remove retaining screw 34 of lower knife 33. Turn seam width adjustment knob 26 at position 3 (smallest seam width). Hold the new lower knife in such a way that the pin extends into the front hole of the lower knife. Then screw down re taining screw 34 together[...]

Upper knife arresting L Sewing very thick fabrics and workpie ces with different ply thicknesses: On this machine, all kinds of fabric from extremely thin to extremely thick can be processed. When sewing extre mely thick fabrics or workpieces with different thicknesses, the screw of the upper knife must be tightened, as shown in the illustration. B[...]

Every time before you take the machine into operation, you should apply a little oil to the places indicated. The bus hings and other important moving parts are made of special material and need to be oiled only once or twice a month. One to two drops of PFAFF sewing machine oil are sufficient. Oiling the machine: 35[...]

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I I Sewing foot N 3 for seam widths of 3 to 4.5 mm Sewing fot N for seam widths of 4 to 6 mm Sewing foot N2 for seam widths of 5.5 to 7.2 mm Rolled hem sewing foot R 37[...]

Fabric Stitch type (see table Neeae thread Looper thread- Needle-Syst on p. 22) tension tension blue green red yellow A 2-thread roiled -_________ — hem (narrow) light — 2 — 1 to N medium -2 -1 toN 7 An A, Folded 2-thread — rolled hem light N — 1 to N [medium N 3-thread overedge seam (narrow) — 1 N N medium I N N N c [ —- 7’ heavy j[...]

N or N 2 (see top of p. 37) N or N 3 (see top of p. 37) N or N 3 (see top of p. 37) N or N 2 (see top of p. 37) 39[...]

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I I I I I 4 I N or N 3 (see top of p. 35) N or N 2 (see top of p. 35)[...]

Sewing problems and solutions These machines have been developed for easy operation, and there are no difficult adjustmen to be made. Sewing problems of the kind described below may occur due to minor adjustmer and operation errors. They can easily be corrected by following the instructions below. Problem Cause Solution Needle breakage Needle bent [...]

Problem Cause Solution Machine does not Power supply interrupted Close looper cover 10 or run although mas- work support 12 (see p. 9) ter switch is on Fabric not neatly Sewing lint between upper Clean knives (see p. 34) trimmed and lower knife Upper knife blunt Exchange upper knife (see p. 32) Puckered seams Thread tension too tight Reduce thread [...]

Accessories 13 1 Screwdriver (big) 2 Screwdriver (small) 3 Lint brush 4 Tweezers 5 Upper knife 6 Thread unreeling disc 7 Needles 8 Sewing machine oil 9 Rolled hem sewing foot (R) 10 Sewing foot N2 1 1 Sewing foot N3 1 2 Thread spool net 13 Needle threader Description of special accessories on pp. 45—52 Elastic tape sewing foot Part No. 29-9 24 99[...]

Thread spool net Very useful for synthetic threads which tend to become loose, unravel and slip down (Fig. A). Thread unreeling disc The thread unreeling disc shown as item 6 of the accessories is used for smaller thread spools. Remove thread spool centering piece 36 from the thread reel pin. Put the thread spool on the thread reel pin and place th[...]

fabric — ,5 mm Ag. 1 Bead sewing toot (Fg. 1) This special sewing foot is for sewing on oeeos, sequrs, srass ordi nary cords. These operations are carrieo cut wrtF one rteedrt, 1. Set differential feed at N. 2. Insert bead sewing foot. 3. For small beads use the right needle For large beads use the left needle. 4. Push the bead tape throught guid[...]

Elastic tape sewing foot This special sewing foot is for sewing on an elastic tape; in the same opera tion the fabric is trimmed and serged, and also gathered by the contracting elastic tape. Preparing the machine Differential I feed setting: set at N I - Needles: use 1 or 2 needles, I depending on tape width Sewing foot: insert elastic taping foot[...]

Taping foot This special sewing foot is for sewing cr tapes. On stretch materials (knitwear) the seams are prevented from stretchirg when a tape is sewn on. Preparing the machine Differential feed setting: set at N Needles: use 1 or 2 needles, depending on tape width Stitch width: 3 to 5 mm (adjustable for a tape width from 4 to 9 mm) Stitch length[...]

Cording foot This special sewing foot is used for se wing a cording tape between two fabric plies in one operation. Preparing the machine Differential feed setting: Needles: Sewing foot: Upper knife: Thread tension: Stitch width: Stitch length: set at N two needles or left one engage cording foot engaged ,,N” 3 to 5 Inserting the fabric plies 1. [...]

Shirring foot This special sewing foot is used for joi ning two pieces of fabric and shirring the bottom ply in one operation. Preparing the machine Differential feed setting: Needles: Sewing foot: Upper knife: Needle thread tension: Stitch length: Inserting the fabric plies 1 - Raise the sewing foot. 2. Set needle at its highest position. 3. Place[...]

String sewing toot This special sewing foot is used for se wing in gimp threads (cords, synthetic threads) up to a thickness of 1.0 mm. By this means a wavy, i.e. more firm hem finish is achieved (e.g. on wedding dresses, curtains, etc.). Preparing the machine set at N insert right needle (HL 787, 788) 3 to 4 mm 1.0 to 1.5 mm right looper approx. N[...]

ceDa sewinc ooi is used for cc•oars ogether or or cc rro ha- ochine; se at N nsert right needle N (witc upper knife engaged) .5 to 2.0 mm righz looper + 2 to iett looper ± 2 to needle thread — 1 ec - too! and set needle ccseo screv’ 3 and adjust guide a aa ihat during sewing the •rece ;enera!ss as close to thee e lace and the fabric undern[...]

I I I Specifications: Maximum sewing speed Seam width Stitch length Sewing foot Lubrication Sewing foot height . Needle system Needle size Number of threads . Dimensions Weight 1,300 stitches/mm. 3-7.2mm 1—4mm Hinged Manual 5mm 130/7O5Horl5xl H 75—9Oorll—14 2,3,4 315x280x330mm 8.5kg Contents of cardboard box 1 machine with motor 1 foot contro[...]