Pfaff hobbylock 4760 Owner's Manual
Pfaff hobbylock 4760 Manual
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- Pfaff hobbylock 4760 | Owner's Manual - Page 1
7 11 I -'I N 0 C, 0 c) -F' 0 C) - Pfaff hobbylock 4760 | Owner's Manual - Page 2
For easier understanding of this instruction please told this or the last page out when reading. Safety rules For be used without fuse covers. Spare fuse covers are available from electrical suppliers or the PFAFF agencies. Please also observe the general safety notes on pate 2 Zlfinhecontentsonnd> - Pfaff hobbylock 4760 | Owner's Manual - Page 3
- Pfaff hobbylock 4760 | Owner's Manual - Page 4
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 - Pfaff hobbylock 4760 | Owner's Manual - Page 5
from all moving parts. Special care threading needle, changing needle, threading bobbin, or changing presser foot, etc. 16. Always unplug sewing machine from the electric outlet when removing covers, lubricating, or when making any other user servicing adjustments mentioned in the instruction manual - Pfaff hobbylock 4760 | Owner's Manual - Page 6
inside the machine which the user can repair. This is solely the responsibility of our qualified service staff. 11. Be sure to use only original PFAFF parts. Environment The recommended environment is: Ambient temperature 10° C to 40° C, Humidity 20% to 80%. This sewing machine is a high-quality - Pfaff hobbylock 4760 | Owner's Manual - Page 7
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 instruction manual is to follow. If you - Pfaff hobbylock 4760 | Owner's Manual - Page 8
Opening the looper cover and the swivel-type work support. 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 - Pfaff hobbylock 4760 | Owner's Manual - Page 9
Changing the lower knife Upper knife arresting Cleaning the knives Oiling the machine Stitch selection table Sewing problems and their removal Accessories Thread spool net/thread unreeling disc Mounting of the Converter Special accessories Specifications / contents of the cardboard box 26 • • 27 - Pfaff hobbylock 4760 | Owner's Manual - Page 10
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 - Pfaff hobbylock 4760 | Owner's Manual - Page 11
. 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 foot control down, the faster the machine will sew. Notes on safety This appliance has - Pfaff hobbylock 4760 | Owner's Manual - Page 12
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 without spools) up against the - Pfaff hobbylock 4760 | Owner's Manual - Page 13
the individual threa ding paths are illustrated in colors. Important! While the looper cover or work support is open, power supply to the machine is interrupted. Threading of guide wires 18 and 22 Place thread spools on thread spool stands. The machine must be threa ded correctly. First pull the - Pfaff hobbylock 4760 | Owner's Manual - Page 14
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 - Pfaff hobbylock 4760 | Owner's Manual - Page 15
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. The mark on handwheel 9 must be aligned with the mark on the housing - Pfaff hobbylock 4760 | Owner's Manual - Page 16
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 shown on page 9, In the left-hand illustration the threa - Pfaff hobbylock 4760 | Owner's Manual - Page 17
Cut the threads close to the thread spool. Place new thread spools on spool holders 17. Tie the threads still in the machine and the new threads to-gether. Pull the needle threads out of the needles. Now pull at the thread ends until the knots are about 15 cm past the last thread guide before the - Pfaff hobbylock 4760 | Owner's Manual - Page 18
After threading the machine, push handle 2 down, and close work support 12 and looper cover 10. Inserting the lint box: Insert removal of the lint box, use the reverse order. Seam allowance If the cutting is guided along below mark N on looper cover 10, a seam allowance of 16 mm must be taken into consideration - Pfaff hobbylock 4760 | Owner's Manual - Page 19
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 interlock correctly during sewing (thread chain). Insert the test fabric up to upper knife 11 and lower sewing foot lever 16. 15 - Pfaff hobbylock 4760 | Owner's Manual - Page 20
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. Thread cutter In order to be able to use thread cutter 39 it is necessary to sew beyond the end of the seam. Draw the resulting - Pfaff hobbylock 4760 | Owner's Manual - Page 21
tension N 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 mination of - Pfaff hobbylock 4760 | Owner's Manual - Page 22
>. B is too loose 1. The (red right looper thread thread tension>. C is too tight 2. The left looper thread 0 (yellow thread tension). is too loose 3. Both tensions must be corrected. 1. The left (yellow looper thread thread D tension). is too tight 2. The right loose - Pfaff hobbylock 4760 | Owner's Manual - Page 23
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 increased by 2.2 mm (seam width 5.2 to 7.2 mm). Left needle 3-thread overedge seam Right needle Standard seam width N -1 I 5.7 MM Max. seam - Pfaff hobbylock 4760 | Owner's Manual - Page 24
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 - Pfaff hobbylock 4760 | Owner's Manual - Page 25
5 mm 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 I thread tension>. 2. Needle thread B is too tight (blue or green thread tension). 3. Both tensions have to be corrected - Pfaff hobbylock 4760 | Owner's Manual - Page 26
: Cotton No. 40 - 60 Silk No. 40 - 60 Synthetic thread No. 70 - 140 2,0 to 4,0 mm Rolled hem with 2 or 3 threads (bulk thread) Polyester thread No. 1 20 - 140 Mercerized thread 1,0 to 2.0 mm Setting the stitch length Open work support 12. Hold hand wheel 9 fast and set stitch length - Pfaff hobbylock 4760 | Owner's Manual - Page 27
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 - Pfaff hobbylock 4760 | Owner's Manual - Page 28
rseent;tusinstioabterleeacduinicrdaeincdaaftleossrotphboeessfsiaebbtlredicusreyitontuginwgsesiwshoifntgtoh. eprdoicfefesrse,natiaslewfeiendg. In order test has to to make sure be made. - about t The di Setting of difrerential feed Illustration Correct seam Fabric 6,5 to N 1 a Nylon, - Pfaff hobbylock 4760 | Owner's Manual - Page 29
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 - Pfaff hobbylock 4760 | Owner's Manual - Page 30
Changing the sewing foot Raise sewing foot lifting lever 16. Disengage the sewing foot by pressinc lever F. G / / - 2E 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 - Pfaff hobbylock 4760 | Owner's Manual - Page 31
(accessories) to remove dust and lint from between the tension discs of the 4 tensions. Reset all thread tensions to N, or to the values set before cleaning. Press the individual tabs of the thread tension cover in the direction indicated by the arrows, until the tabs audibly snap in place. Then - Pfaff hobbylock 4760 | Owner's Manual - Page 32
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). I Face - Pfaff hobbylock 4760 | Owner's Manual - Page 33
to 2.0 mm (short stitch length) polyester thread 1 20-140 for green, red and yellow thread tensions Threading path: 1. right looper, red path 2. left looper, yellow path 3. needle thread, green path polyester thread polyester thread polyester thread For threading of needle and loopers, see pages - Pfaff hobbylock 4760 | Owner's Manual - Page 34
0 0 0 CD rs -4 CD 0) 0 CD CD 3 CD 0) - _ CD DO) D- CD 3 D3 CDØ -CD c1)c)z CD 0 3 CD 9: C 0 0 Z CD 0- = CD CD CD Cd) a 'J D DCDCL 033 CT) 3 ø3 3 C 0) 9: CD CD 0 D 0 -o 0 C), 0 D C), CD CD 0 - Pfaff hobbylock 4760 | Owner's Manual - Page 35
size used, we recommend needle size 75-90. An incorrectly inserted needle will cause thread breakage and skipped stitches (see p. 42). Changing the knives The top and bottom knives are available as spare parts. Pull out the mains plug. Change upper knife 11, see page 32. Change lower knife 33, see - Pfaff hobbylock 4760 | Owner's Manual - Page 36
the new upper knife and tighten its retaining screw securely. Reset upper knife to its cutting position. L El It) 32 Set upper knife with knife guide 27 up (cutting position). Turn the handwheel until the upper knife is at its lowest position. In this position, the front edge of the upper - Pfaff hobbylock 4760 | Owner's Manual - Page 37
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 - Pfaff hobbylock 4760 | Owner's Manual - Page 38
Upper knife arresting Sewing very thick fabrics and workpie ces with different ply thicknesses: On this machine, all kinds of fabric from extremely thin to extremely can be processed. When sewing thick extre mely thick fabrics or workpieces with different thicknesses, the screw of the upper - Pfaff hobbylock 4760 | Owner's Manual - Page 39
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. 35 - Pfaff hobbylock 4760 | Owner's Manual - Page 40
:csc c rb:ee re-scr. scc enor: ee ers he ne'e :o be 'crIed a cr:cc c ae. ccc the ddIerea1ei feco sethr c appcat!oc, Le. 0 he type of fe .e thDc: thioicress, EflG i:s, C0 u6C. - c-a: cc' hr eeorea acccrdcc :: cea. coth ee& 2 ci 1oht!. 1k ferenta[ 81! 2-chreed ieec see1o depends on idea- e c - Pfaff hobbylock 4760 | Owner's Manual - Page 41
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 I I 37 - Pfaff hobbylock 4760 | Owner's Manual - Page 42
[medium blue green -_________ 2 - -2 N N red yellow A - 1 to N - -1 toN 7 - 1 to N - 3-thread overedge seam (narrow) [ 7' -' hre .c- es-eredge rears .wio.: -- 3-thread se-awn w:.m without edge thread (narrow) medium heavy l. ig. ht medium heavy l-ight flL . H-- - • 38 - Pfaff hobbylock 4760 | Owner's Manual - Page 43
N or N 3 (see top of p. 37) N or N 2 (see top of p. 37) N or N 3 (see top of p. 37) N or N 2 (see top of p. 37) 39 - Pfaff hobbylock 4760 | Owner's Manual - Page 44
Oh - Pfaff hobbylock 4760 | Owner's Manual - Page 45
4 I I I N or N 3 (see top of p. 35) I I I N or N 2 (see top of p. 35) - Pfaff hobbylock 4760 | Owner's Manual - Page 46
.juussttmmeenr Problem Needle breakage Cause Needle bent or point damaged Needle not fully inserted Material pulled Solution Insert new needle Insert new needle correctly (seep.31) Do not pull material during sewing Thread breakage Skipped stitches incorrectly threaded Thread has caught Thread - Pfaff hobbylock 4760 | Owner's Manual - Page 47
Problem Machine does not run although master switch is on Fabric not neatly trimmed Puckered seams Puckered seams Edge thread too loose Cause Power supply interrupted work support 12 (see p. 9) Solution Close looper cover 10 or Sewing lint between upper and lower knife Upper knife blunt Clean - Pfaff hobbylock 4760 | Owner's Manual - Page 48
foot (R) 10 Sewing foot N2 1 1 Sewing foot N3 1 2 Thread spool net 13 Needle threader 2 3 Description of special accessories on pp. 45-52 Elastic tape sewing foot Part No. 29-9 24 993-80/000 Taping foot Part No. 29-924 993-82/000 Blindstitch sewing foot Part No. 29-924 993-81/000 Bead sewing - Pfaff hobbylock 4760 | Owner's Manual - Page 49
that folded hem part -3- 4 I is under edge guide -2-. Crease line -4- [. of the outer fabric must run along the - - edge of guide -2-. Regulating the penetration of the needle in the outer fabric Loosen adjusting screw 1 and .1 adjust edge guide -2- so that only one thread of the outer fabric - Pfaff hobbylock 4760 | Owner's Manual - Page 50
width settings it is possibie ic work with c Scdrcr - ;ce guide the fabric along the right-hand sewing cc, edge. 6. Caution: only work with the upper knife at settings ro' ft c i 7. Stitch length: 3 to 4 mm 8. As certain correct thread tension by makng a est seam (N = ste. caic setring Note: If - Pfaff hobbylock 4760 | Owner's Manual - Page 51
fabric is trimmed and serged, and also gathered by the contracting elastic tape. Preparing the machine Differential feed setting: Needles: Sewing foot: Thread tension: Stitch width: Stitch length: set at N use 1 or 2 needles, depending on tape width insert elastic taping foot ,,N" 4 to 4.5 approx - Pfaff hobbylock 4760 | Owner's Manual - Page 52
mm (adjustable for a tape width from 4 to 9 mm) Stitch length:,, N" Thread tension:,, N" inserting the tape: 1. Set needle at highest position. 2. Disengage upper knife. 3. Raise sewing foot and place tape ir. guides -1- from right. 4. Push tape to right stop with slide -2-. - Pfaff hobbylock 4760 | Owner's Manual - Page 53
face side) together under the sewing foot flush, and insert up to the upper knife. 4. The cording (piping) must be placed in guide 1. 5. Lower the sewing foot. 6. Make a sewing test. Thread spool support When big thread spools are used (5,000 to 10,000 meters) it is recommendable to place them on - Pfaff hobbylock 4760 | Owner's Manual - Page 54
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: set at 2 two or one engage shirring foot engaged +3 to +5 Inserting the fabric plies 1 - Raise the sewing foot - Pfaff hobbylock 4760 | Owner's Manual - Page 55
right looper approx. N left looper + 5 needle thread approx. N Inserting the gimp thread 1 Raise sewing foot and set needle up. 2. Engage upper knife. 3. Place fabric under the sewing foot. 4. Thread gimp thread (cord) through hole 1, then place it in guide 2 of the sewing foot shoe. 5. Sew a test - Pfaff hobbylock 4760 | Owner's Manual - Page 56
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 underne -, --H Tighten screw - Pfaff hobbylock 4760 | Owner's Manual - Page 57
Stitch length Sewing foot Lubrication Sewing foot height . Needle system Needle size Number of threads . Dimensions Weight Contents of cardboard box 1 machine with motor 1 foot control 1 instruction manual/guarantee certificate 1 lint box 1 machine cover 1,300 stitches/mm. 3-7.2mm 1-4mm Hinged
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