Pfaff hobbylock 799 Owner's Manual

Pfaff hobbylock 799 Manual

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  • Pfaff hobbylock 799 | Owner's Manual - Page 1
    D C') -' C 0 • 0 D I 3 I, C) D C 'I C) p P (0 0 (0 C) p 0 C)
  • Pfaff hobbylock 799 | Owner's Manual - Page 2
    moving parts while stitching It threading bobbin, or changing presser foot, etc. 16 Always unplug sewing machine from the electrical outlet when removing covers lubricating, or when making any other user servicing adjustments mentioned in the instruction manual. winding SAVETHESE INSTRUCTIONS
  • Pfaff hobbylock 799 | Owner's Manual - Page 3
    light Foot control Notes on safety Handling the thread spool stand Thread guides behind the carrying handle Opening the looper cover and the swingout work support Threading diagram on waste box Threading thread guides 2 and 34 Needle combinations Threading the right looper Threading the left looper
  • Pfaff hobbylock 799 | Owner's Manual - Page 4
    z LL
  • Pfaff hobbylock 799 | Owner's Manual - Page 5
    looper 34 Thread guide behind carrying handle (see p.6) 35 Seam width adjusting knob 36 Upper knife retainer 37 Thread spool centering piece 38 Telescopic thread guide bar 39 Pushlock (for stitch length) 40 Converter 41 Thread regulator 42 Thread cutter 43 Sewing light cover 44 Upper
  • Pfaff hobbylock 799 | Owner's Manual - Page 6
    Accessory box Fully open work support 15 and take out the accessory box. The accessory box can only be inserted in its compartment as shown in the illustration. The guide groove of the box must face downwards. Electrical connection This machine must only be used on a flat and even surface or on a
  • Pfaff hobbylock 799 | Owner's Manual - Page 7
    switched off. Foot control The speed of the Hobbylock is regula ted as follows: The further you = Half speed Position 44 = Full speed Notes on safety A) Owing to the up and down movement of the is left unattended, when service work is carried out, or mechanical parts or accessories are changed
  • Pfaff hobbylock 799 | Owner's Manual - Page 8
    two upper telescopic sections until you hear their arresters snap in place. After use, fold up telescopic thread guide bar 38. Push thread spool stand (with or without spools) fully against the machine. Thread guides behind the carrying handle Swing carrying handle 3 upwards as shown by the arrow
  • Pfaff hobbylock 799 | Owner's Manual - Page 9
    the direction shown by the arrow. To close the work support, push it lightly until it locks. Selecting stitch types Stitch types 1 to 8 are illustrated on the machine behind the looper cover. The needle combinations (A, B and C) and the thread tensions used are colourcoded. A needle chart with the
  • Pfaff hobbylock 799 | Owner's Manual - Page 10
    place the thread in rear guides 34. Set the thread tensions at N and thread the machine in the following sequence: 1. right looper (red) 2. left looper (yellow) 3. right needle (green) 4. left needle (blue) Fold carrying handle 3 down again. Needle combinations In the table behind looper cover 12
  • Pfaff hobbylock 799 | Owner's Manual - Page 11
    on spool holders 22. Tie the ends of the old thread and new thread together. Pull the needle threads out of the needles. Now pull the threads through until the knots are about six inches past the last thread guide before the needles. Cut the knots off and thread up the respective needles. The looper
  • Pfaff hobbylock 799 | Owner's Manual - Page 12
    in sequence 1 to L 10 and pull about four inches of thread through the looper eye. The threading path is indicated in yel low in the threading diagram on the rear side of the waste box. Important: In order to achieve perfect sewing results the thread must be pulled bet ween the tension discs during
  • Pfaff hobbylock 799 | Owner's Manual - Page 13
    in sequence 1 to 9 and pull about four inches of thread through the looper eye. The threading path is marked mauve in the threading diagram on the rear side of the waste box. Important: In order to achieve perfect sewing results, the thread must be pulled bet ween the tension discs during threa ding
  • Pfaff hobbylock 799 | Owner's Manual - Page 14
    A). Carry out threading for the overedge needle in sequence 1 to 6. The threading path for needle B is blue (dot symbol) and for needle C pink (dot symbol). Threading must be carried out in the sequence blue/pink. Important: Only use the machine with one or two needles (depending on stitch type). 12
  • Pfaff hobbylock 799 | Owner's Manual - Page 15
    the tion>. until the small hook C enga needle eye (middle illustra Hold the thread taut and place it in hook place 0 and the thread will itself in hook C, too. automatically poPfuulltllhetedhenthenreoedeuldeglheeyttehh,ereaeanyddee.trhPteuoltlthhtrheeeardethawrre,ialoldubte fully through the
  • Pfaff hobbylock 799 | Owner's Manual - Page 16
    After threading, close work support 1, fold down carrying handle 2 and close looper cover 3. Fitting the waste box Insert the tonues of the box in the cutouts on the front cover. Seam depth graduations: Application example: If the seam allowance of a cut part is 20 mm, the edge of the butting must
  • Pfaff hobbylock 799 | Owner's Manual - Page 17
    regulator Depending on the stitch type, regulator 41 must be set in position R or N. Position R is for all rolledhem seams. Position N is for all other seams. How to use thread regulator 41: Pull regulator 41 outwards and push it downwards to position R until it snaps n (see ill.). Pull regulator
  • Pfaff hobbylock 799 | Owner's Manual - Page 18
    your left hand and turn the hand wheel with your right hand in the direction indica ted by the arrow on the wheel. Hold the threads taut and place them back under sewing foot 18. Place in the test fabric against upper knife 14 and lower lifting lever 20. Make sure
  • Pfaff hobbylock 799 | Owner's Manual - Page 19
    sewing! Sew the first stitches sIowy. If the machine has been rethreaded, place the fabric under sewing foot 8 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 Thread cutter In order to
  • Pfaff hobbylock 799 | Owner's Manual - Page 20
    Adjusting the sewing foot pressure: Setting ,,N" of thumbwheel 1 is the standard sewing foot pressure. If very thick fabrics are to be sewn, set the thumbwheel at ,,4'. For very thin fabrics set the thumbw heel at ,,1". Upper knife lock Sewing very thick fabrics in different ply thicknesses: This
  • Pfaff hobbylock 799 | Owner's Manual - Page 21
    tension Optimum seam appearance depends on the type of fabric used and on the thread size. The correct tension is set after checking the thread interloop see pages 20 to 24). Set ,,N" on the thread tension thumbwheels at the corresponding colour symbol. If needle A (only for chainstitch) is in
  • Pfaff hobbylock 799 | Owner's Manual - Page 22
    symbol Application example: Joining linen- or jeans parts without serging. 5-thread safetystitch seam (narrow) Set regulator 41 at N (see page 15). Stitch type 2 sewn with needles A and C Stitch type 3 sewn with needles A and B (wide> Thread tensions: blue pink green yellow mauve = triangular
  • Pfaff hobbylock 799 | Owner's Manual - Page 23
    examples: For sewing and serging all types of fabric, especially suitable for stretch fabrics. 2-thread overedge seam Set regulator 41 at N (see page 1 5). Stitch type 7 (with converter> Thread tensions: pink yellow = dot symbol = dot symbol Application examples: For sewing and serging all
  • Pfaff hobbylock 799 | Owner's Manual - Page 24
    needle B is too weak. The pink thread tension must be turned towards +. 3-thread overedge seam (narrow) The thread tension of needle C is too weak. The pink thread tension must be turned towards +. 3-thread overedge seam The right looper thread is too tight (green thread tension) or the left looper
  • Pfaff hobbylock 799 | Owner's Manual - Page 25
    ). It is possible that both tensions are incorrectly set. Adjust tensions accordingly. right looper thread 4-thread overedge seam The left looper thread is too loose (yel low tension) or the right looper thread is too tight (green tension). It is possible that both tensions are incorrectly set
  • Pfaff hobbylock 799 | Owner's Manual - Page 26
    overedge seam, the correc tion of this seam is not described again (see pages 22 and 23>. 4-thread safetystitch seam Since the 4-thread safety stitch seam consists of a chainstitch seam and a 2-thread overedge seam, the correction of this seam is not described again (see pages 20 and 27>. 24
  • Pfaff hobbylock 799 | Owner's Manual - Page 27
    sting knob 35 (2.5 to 5 mm) only apply to needle C. If needle B is used, the setting is increased by 2.2 mm (seam width 4.7 to 7.2 mm). Needle B 3-thread overedge seam Needle C Standard seam width N i__• Li 5,7 mm - Max. seam width 7,2 mm Standard seam width N 1i LI Maximum seam width 5 mm 25
  • Pfaff hobbylock 799 | Owner's Manual - Page 28
    line on the hou sing. Before you work with converter 40 the right looper thread must be cut and unthreaded from the looper eye. All seams with converter 40 looper 32 and one or two needles (see page 27). The left looper thread placed over right looper 31 must be pulled over the point of the right
  • Pfaff hobbylock 799 | Owner's Manual - Page 29
    be set at N (see page 15). top side underside Possible correction of thread tenions: 1. Looper thread A is too loose (yellow thread tension). 2. Needle thread B is too tight (blue or green thread tension>. 3. Both tensions have to be corrected. top side B // ,/ underside / i i( 'P i .( r 14
  • Pfaff hobbylock 799 | Owner's Manual - Page 30
    Fabric weight Light fabrics Medium heavy fabrics Heavy fabrics 28 Thread chart for 5-thread safetystitch seam Fabric Stitch type Thread Stitch length Organdy, lightknis, silk, lining fabrics Chaindtitch Overedge stitch Cotton: Size 80 - 100 Synthetic Size 70 - 140 2 to 3 mm Cotton: Size 80
  • Pfaff hobbylock 799 | Owner's Manual - Page 31
    lining fabrics Medium-heavy fabrics: Cotton, light-knits, linen, dress fabrics Thread Cotton Silk Synthetic Size 80 - 100 Size 80 - 100 Size 70 - 140 Cotton Silk Synthetic Size 60 - 100 Size 50 - 100 Size 70 - 140 Stitch length 2,0 to 4,0 mm 2,0 to 4,0 mm Heavy fabrics: Tweed, jacket fabrics
  • Pfaff hobbylock 799 | Owner's Manual - Page 32
    (see page 29), now turn hand wheel 'Ii to set the required stitch length at mark A. The stitch length settings range from 1 mm to 4 mm. The numbers on the hand wheel indicate the stitch length in mm. When you have set the required stitch length, release pushlock 39 again. Please note: The hand wheel
  • Pfaff hobbylock 799 | Owner's Manual - Page 33
    Adjusting the differential feed The differential feed prevents interply shift. It consists of two feed dogs, arranged one behind the other, which simultaneously take hold of the workpiece and move it. The feed amount of either feed dog can be set separately. It is possible to have the workpiece
  • Pfaff hobbylock 799 | Owner's Manual - Page 34
    This table indicates possible settings of the differential feed. Carry out a sewing test to find out the correct setting for your fabric. The differential feed can also be set during sewing. Differentialfeed setting Illustration Correct seam Fabric 0,5 to N 1 a Nylon, tricot, lining fabrics,
  • Pfaff hobbylock 799 | Owner's Manual - Page 35
    , stitch type 1 Remove waste box 25, see page 14. Open looper cover 1 2 a little and pull off knife guard 10 upwards. Insert needle A (see page 40). Note: For sewing with chainstitch at a hem width greater than 9 mm. upper knife 14 and right looper 31 must be disen gaged. Insert the fabric guide
  • Pfaff hobbylock 799 | Owner's Manual - Page 36
    (righthand looper 31) must be disengaged. After sewing chainstitch seams, carry out the following instructions on the machine: Open the looper cover. Then open the work support a little and remove the workpiece guide plate (see illustration at left). Turn the hand wheel until the needle is fully
  • Pfaff hobbylock 799 | Owner's Manual - Page 37
    knob 35. The graduations on the seamwidth adjusting knob range from 2.5 to 5. Set the upper knife at its basic position again and close the looper cover. Note: The seamwidth settings on adjusting knob 35 (2.5 to 5 mm) only apply when needle C is used. When needle B is used, the setting is increased
  • Pfaff hobbylock 799 | Owner's Manual - Page 38
    must be set in position A (see page 26). Needle: Sewing foot: Seam width: Stitch length: Use right needle Rolledhem sewing foot R N (3,5 mm) 1,0 to 2.0 mm Set hems on head scarves, shawls and valances. 2-thread rolled hem The thread consumption for 2-thread rolled hems is lower, and the seam
  • Pfaff hobbylock 799 | Owner's Manual - Page 39
    Depending on the stitch type, thread regulator 41 is set in position R or N. Position R is for all rolled hems. How to set regulator 41: Pull regulator 41 forward and push it down to position R so that it snaps in (see ill.). 3-thread rolled hem Sewn with polyester thread 100 to 140. A rolled
  • Pfaff hobbylock 799 | Owner's Manual - Page 40
    ) From 1 .5 to 2.5 (short stitch length) Polyester 1 00 to 140, for pink, green, and yellow thread tensions Threading path: 1. Right looper, green path 2. Left looper, yellow path 3. Needle thread, pink path polyester thread polyester thread polyester thread Forthreading needles and loopers, see
  • Pfaff hobbylock 799 | Owner's Manual - Page 41
    Changing the sewing foot Disengage the sewing foot. Push in lever der as shown F on the sewing foot hol in the illustration. The sewing foot disengages. F Engaging the sewing foot. fPlgiolrfoatoictonegvhetohlleHedveesorre,
  • Pfaff hobbylock 799 | Owner's Manual - Page 42
    90) Though the correct needle size depends on the material and the thread size used, we recommend needle sizes 75 to 90, A wrongly inserted needle causes thread breakage and skipped stitches. Changing the knives Knives are available as spare parts. Pull out the mains plug. Change lower knife 29, see
  • Pfaff hobbylock 799 | Owner's Manual - Page 43
    Changing the lower knife Pull out the mains plug Disengage the upper knife (see page 33). Take out retaining screws 30 of lower knife 29. Set seamwidth adjusting knob 35 at 2,5 (smallest seam width). Inserting the lower knife Push the new lower knife from below into the groove of the knife holder.
  • Pfaff hobbylock 799 | Owner's Manual - Page 44
    E E 42 Changing the upper knife Pull out the mains plug Disengage the upper knife, see page 33. Take out upper knife retaining screw 44 and remove the knife. Insert the new upper knife and tighten its retaining screw 44 just a little. Set the upper knife at its working posi tion. Turn the hand
  • Pfaff hobbylock 799 | Owner's Manual - Page 45
    the light bulb: Insert the new bulb (1 5 Watt max.> with its pins in slots 3, push it up and turn in direction 2. Close and fasten housing cover. Cleaning the thread tensions Fold the thread tension cover down wards. Clean out any dust and sewing lint in the
  • Pfaff hobbylock 799 | Owner's Manual - Page 46
    to the type of fabric, fabric thickness, and thread used. The Sewing foot must be selected according to the seam width (see ill, at right). The differential feed setting depends on the type of fabric sewn (see page 31). This stitch selection table lists all stitch types that can be sewn with this
  • Pfaff hobbylock 799 | Owner's Manual - Page 47
    Sewing foot N 3 for seam widths of 3 to 4,5 mm Sewing foot N for seam widths of 4 to 6 mm Sewing foot N 2 for seam widths of 5,5 to 7,2 mm Rolled hem sewing foot R
  • Pfaff hobbylock 799 | Owner's Manual - Page 48
    Stitch type Fabric (s. p. 28 and29) Needle thread j tension Looper thread tension Needle system 130/705 H l5xlH Sewing foot 2 thre,id serging seam without edge thread (narrow) 2-thread sergieg seam without edge thread wide) 2 thread roiled hem Folded 2-thread rolled hem 3 thread oseredge seam
  • Pfaff hobbylock 799 | Owner's Manual - Page 49
    L17
  • Pfaff hobbylock 799 | Owner's Manual - Page 50
    Stitch type Fabric (s.p. 28 and29) Needle thread tension Looper thread tension Needle system 130/705 H l5xlH Sewing foot NN !A -- blue pink green yellow mauve A B C 3-thread serging seam without edge thread (narrow) light \\ medium heavy 3-thread serging seam without edge thread (wide)
  • Pfaff hobbylock 799 | Owner's Manual - Page 51
    617
  • Pfaff hobbylock 799 | Owner's Manual - Page 52
    4-thread overedge seam light -1 medium -1 4-thread safety stitch seam (narrow) heavy N light 1 - medium -1 4-thread safety stitch seam (wide) heavy N light 1 - , medium -1 5-thread safety stitch seam (narrow) heavy N light 1 - medium 1 - heavy N 1\. 5-thread safety stitch
  • Pfaff hobbylock 799 | Owner's Manual - Page 53
  • Pfaff hobbylock 799 | Owner's Manual - Page 54
    can easily be corrected if you follow the instructions listed below. Problem Needle breakage Cause Remedy Needle bent or point 705 H Skipped stitches Incorrect stitch formation Needle bent or point damaged Needle not fully inserted Incorrect needle used Incorrectly threaded Insert new needle
  • Pfaff hobbylock 799 | Owner's Manual - Page 55
    Problem Machine does not run although main switch is on Fabric not neatly trimmed Puckered seams Cause Power suooly interrupted Remedy Close looper cover 12 or work support 15 (see page 7) Sewing lint between upper and lower knife Upper knife blunt Thread tension too tight Incorrect setting of
  • Pfaff hobbylock 799 | Owner's Manual - Page 56
    and lower knife. Oiling the machine: Every time you use the machine, apply a little oil to the places indicated. The bushes and other important moving parts are made of special material and need oiling only once or twice a month. One or two drops of
  • Pfaff hobbylock 799 | Owner's Manual - Page 57
    . 29-924 993-68/100 Bead sewing foot Part No. 29-924 993-79/100 9 Cording foot Part No. 29-924 993-70/903 8 Lace sewing foot Part No. 29-924 993-70/905 Gimp thread sewing foot Part No. 29-924 993-70/907 10 Thread spool support Part No. 29-924 99370/936 11 13 55
  • Pfaff hobbylock 799 | Owner's Manual - Page 58
    foot so that folded hem part -3- is under edge guide -2-. Crease line -4- of the outer fabric must run along the edge of guide -2-. Regulating the needle penetration in the outer fabric Loosen adjusting screw -1- and adjust edge guide -2- so that only one thread of the outer fabric is caught
  • Pfaff hobbylock 799 | Owner's Manual - Page 59
    it is possible to work with or without upper knife; guide the fabric along the righthand sewing foot edge. 7. Caution: only work with the upper knife at settings from N to 5. 8. Stitch length: 3 to 4 mm 9. Ascertain correct thread tension by making a test seam (N = standard setting). Note: If
  • Pfaff hobbylock 799 | Owner's Manual - Page 60
    trimmed and serged, and also gathered by the contracting elastic tape. Preparing the machine Set thread regulator 41 at N Differential feed setting: Needles: Sewing foot: Thread tension: Stitch width: Stitch length: set at - use 1 or 2 needles, depending on tape width insert elastic taping foot
  • Pfaff hobbylock 799 | Owner's Manual - Page 61
    ; width 3 to 5 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 in guides -1- from right. 4. Push tape to right stop with slide -2-. 5. Adjust
  • Pfaff hobbylock 799 | Owner's Manual - Page 62
    foot: hgage cording foot Upper knife: engaged Thread tension: N Stitch width: 3 to 5 Stitch length: N Inserting the fabric plies 1 Raise 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 1
  • Pfaff hobbylock 799 | Owner's Manual - Page 63
    , i.e. more firm hem finish is achieved (e.g. on wedding dresses, curtains, etc.). Preparing the machine Set thread regultor 41 at N. Differential feed setting: Needle: Stitch width: Stitch length: Thread tension (see section on rolled hems) set at - insert needle C 3 to 4 mm 1.0 to 1.5 mm right
  • Pfaff hobbylock 799 | Owner's Manual - Page 64
    needle C N (with upper knife engaged) Stitch length: 1.5 to 2.0 mm Thread tension: right looper left looper+ 2 to + 4 + 2 to + ' needle thread - 1 to - 4 Sewing on lace 1. Raise sewing foot and set needle up. 2. Loosen in such needle screw 3 and adjust guide 2 a way that during sewing the
  • Pfaff hobbylock 799 | Owner's Manual - Page 65
    Max. sewing foot height Needle system . Needle size . . Number of threads Dimensions . . Weight Contents of cardboard box Machine Foot control Instruction manual/guarantee certificate Lint box Workpiece guide plate Machine cover stitches/mm. 3-7.2mm -4mm(HL788) 1 - 5 mm (HL 787) system
  • Pfaff hobbylock 799 | Owner's Manual - Page 66
    PFAFF G. M. Pfaff A kt len g ese I I sc ha ft Werk Karisruhe-Durlach Gritznerstrae 11 7500 Karlsruhe 41 Printed in West Germany Druckerel Gablenc GmbH 7504 Weingarten Stettiner Stralte 17 Subject to alterations in design. No, 29-62999g74/ooo
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