Pfaff hobbylock 4870 Owner's Manual

Pfaff hobbylock 4870 Manual

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  • Pfaff hobbylock 4870 | Owner's Manual - Page 1
    PFAFF hobbylock 4870 I Instruction manual
  • Pfaff hobbylock 4870 | Owner's Manual - Page 2
    For easier understanding of this instruction manual please fold this or the last page out when reading. Safety rules used without fuse covers. Spare fuse covers are available from electrical suppliers or the PFAFF agencies. Please also observe the general safety notes on page 2. ZfindZntsonPae4an>
  • Pfaff hobbylock 4870 | Owner's Manual - Page 3
    r 1
  • Pfaff hobbylock 4870 | Owner's Manual - Page 4
    Parts of the hobbylock 4870 (1) Upper thread tension - left (2) Upper thread tension - right (3) Handle to carry (4) Looper thread tension - right (5) Looper thread tension - left (6) Looper thread tension for chainstitch (7) Display (8) Window for the stitch length (9) Window for the differential
  • Pfaff hobbylock 4870 | Owner's Manual - Page 5
    , 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. 1 7. Hold plug when rewinding into cord reel. Do
  • Pfaff hobbylock 4870 | Owner's Manual - Page 6
    petrol (gas) or thin chemicals to clean the housing. 10. To avoid the risk of electric shock, do not open the machine. There are no parts inside the machine which the user can repair. This the exclusive responsibility of our qualified service staff. 11. Be sure to use only original PFAFF parts. 2
  • Pfaff hobbylock 4870 | Owner's Manual - Page 7
    provides unique advantages. Your new hobbylock 4870 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 4870 | Owner's Manual - Page 8
    light). Changin9 the needle Changing the needle plate Changing the sewing foot Changing the spool Cleaning the knife Cleaning the needle plate Converter Converting the machine (chainstitch) Correction of the thread tension Detachable work support Differential feed Disengaging the overedge looper
  • Pfaff hobbylock 4870 | Owner's Manual - Page 9
    Sewing foot lever 22 Sewing foot pressure 34 Sewing test 23 Special accessories 68 - 76 Specifications 84 Speed pre-selection 37 Spool disc 67 Spool net. 67 Spool stands 11 Standard thread tension 42 Stitch length adjusting knob 26 Taping foot 69 Technical part 7 -3 Thread
  • Pfaff hobbylock 4870 | Owner's Manual - Page 10
    - *
  • Pfaff hobbylock 4870 | Owner's Manual - Page 11
    looper cover Threading the thread guides and the looper Threader Threading the needles Sewing foot lever Sewing test / thread cutter Seam width adjusting knob Stitch length adjusting knob Differential feed Changing the needle, sewing foot and needle plate Converting the machine for chainstitch seam
  • Pfaff hobbylock 4870 | Owner's Manual - Page 12
    Electrical connection Connect the mains cord between socket (29) of the sewing machine and the wall socket. Connecting the foot control Connect the plug of the foot control with the connection socket (31) of the sewing machine. The preset area of the sewing speed (see page 37) is regulated by
  • Pfaff hobbylock 4870 | Owner's Manual - Page 13
    I ri Main switch When the main switch (30) is turned on the sewing light is turned up. The machine is now operational. To remove detachab'e work support / free arm The free arm is particularly suited to sew tubular goods without any difficulty. To do so pull the detachable site direction. work
  • Pfaff hobbylock 4870 | Owner's Manual - Page 14
    the accessory box (20) by pressing the two points ,,A". To insert: Push the accessory box (20) into the appropriate opening until it catches. The words ,PFAFF hobbylock" must be facing upwards. 10
  • Pfaff hobbylock 4870 | Owner's Manual - Page 15
    take-up the two upper telescopic extensions must be turned slowly until you hear the ball stops catch in place. When you have finished sewing push in the telescopic thread guide (24) and push the spool stand (28) in towards the machine, with or without the spools, until it catches in place. 11
  • Pfaff hobbylock 4870 | Owner's Manual - Page 16
    swivel it down. The individual threading paths as well as the converter setting are illustrated in colour on the inside of the looper cover. Note: The power supply is interrupted when the looper cover is opened i.e. it is now not possible to sew with the machine. ,,Close looper cover" appears in
  • Pfaff hobbylock 4870 | Owner's Manual - Page 17
    slot on the back thread guide (36). Set the thread tension to ,,N" and thread as indi cated. 1. Right overedge looper (pink) 2. Left overedge looper (yellow) 3. Chainstitch looper (mauve) 4. Right needle (green) = 5. Left needle (blue) Note: To achieve top sewing results make sure that the
  • Pfaff hobbylock 4870 | Owner's Manual - Page 18
    _ -,---1 -1 C.-DCD _.CD CD-I CD CD CD a CD(!) CD a0 Ca 'Dc CD -' o÷ CDD CDO c. c Da cc CD Ot3 -I DCDCDOO
  • Pfaff hobbylock 4870 | Owner's Manual - Page 19
    the left overedge looper 1. The marking on the hand wheel must be in line with the marking on the hou&ng. 12 C 2. Thread the left overedge looper (39) in the order 1 to 8. Pull the thread from thread guide 8 through the looper eye 9 and pull it a bit with your left hand. - 000 000 DOD D 15
  • Pfaff hobbylock 4870 | Owner's Manual - Page 20
    nd at the same time let the slider slowly slide back. The thread is automatically inserted in guide 10. 5. With the tweezers thread the thread through thread guide (1 1) and draw the thread to the left under the sewing foot. The threading path is marked in yellow. Note: If the slider on the threader
  • Pfaff hobbylock 4870 | Owner's Manual - Page 21
    Threading the chainstitch looper ooper(4O) in the Il 1 antiolockwjse so that the chainstitch looper is in the farthest position to the right. zz ID - 17
  • Pfaff hobbylock 4870 | Owner's Manual - Page 22
    the chainstitch path is marked in mauve. to thread guide 8. Now pull the thread the left under the sewing foot. Return the looper to its original position. The threading / / /1 Note: If you forget to return the positioning 4870 does not sew chainstitch. lever (44) to its original position
  • Pfaff hobbylock 4870 | Owner's Manual - Page 23
    threader (accessory) Lower the sewing foot with the sewing foot lever (33) and turn the hand wheel (32) until the needle is in its highest position. Place the threader from the accessories (see page 66) with the needle between the two guide lugs B. A Draw the thread through slot A on the threader
  • Pfaff hobbylock 4870 | Owner's Manual - Page 24
    I1 I j2 IhL-4 0000000 5 3 I 000 DOD 7 Threading the chainstitch needle A Thread the chainstitch needle in the order 1 to 6 and draw the thread through the needle's eye 7 with the threader. Draw the thread to the left over the sewing foot. The threading path is marked in blue (triangles). 20
  • Pfaff hobbylock 4870 | Owner's Manual - Page 25
    under the sewing foot. The threading path for needle B is marked in blue (dots) for needle C in green (dots). o Caution: You can only sew with one or two - needles (depending on the type of stitch). Never use three needles. Changing a spooi when the machine is threaded Cut the threads off
  • Pfaff hobbylock 4870 | Owner's Manual - Page 26
    machine has been threaded you must close the looper cover (14). Note The power to the machine is cut off if the looper cover is open i.e. it is now impossible to sew. ,,Close looper cover" appears in the display. The LEDs on the speed selection also flash. .1 I 22 Sewing foot lever The sewing foot
  • Pfaff hobbylock 4870 | Owner's Manual - Page 27
    test seam. First raise 000 the sewing foot. Place a fabric remnant under the sewing \ foot right in front of the needle and lower 00 the foot. With the threads held slightly taut, slowly begin to sew. Since the fabric 000 000 D 0 O is automatically fed, you just need to guide the material
  • Pfaff hobbylock 4870 | Owner's Manual - Page 28
    various ways of securing the ends of seams: 1. Knot the thread chain. 2. With knitwear you can pull the thread chain into the seam with a crochet needle. 3. Sew about 2 inches over the end of the seam. Turn the sewing round and sew back a few stitches in the opposite direction without cutting the
  • Pfaff hobbylock 4870 | Owner's Manual - Page 29
    the knob to the right un til it catches in place, as indicated by the arrow. This prevents the seam width being inadvertently changed while sewing. Note: The upper knife must be locked when sewing very thick fabrics or fab rics with different thicknesses (see page 34). 25 w
  • Pfaff hobbylock 4870 | Owner's Manual - Page 30
    setting is displayed in the window variable. The standard setting N is by turning the (8). The range 3 mm. stitch length is from I to adjusting knob (34), 4 mm and is infini Differental feed oeTTtrhennhhaeteeirpaftalddawgiboffeoegrfieec2fdroee8riensi.sdvtfiiasecdledeotfvgcedeoseirdmfscfaeapc
  • Pfaff hobbylock 4870 | Owner's Manual - Page 31
    longer movement, rear feed dog shorter movement Note: You can also achieve fashionable effects with the differential feed dog: 1. A gathering effect can be achieved when sewing light fabrics with setting 2. 2.. A wavelike effect can be achieved for use with rib knit with the setting 0,5. 27
  • Pfaff hobbylock 4870 | Owner's Manual - Page 32
    This table shows possible settings for the differential feed. Sew a test seam to deter mine the correct setting for your fabric. The differential feed can also be set while sewing. Differential- Feed setting Fig. Correct seam Fabric 0,5-N 1 nylon, tricot, lining fabrics, satin, a poplin and
  • Pfaff hobbylock 4870 | Owner's Manual - Page 33
    needle Switch off the main switch. To remove: Lower the sewing foot and put the needle in its highest position. Now push . K Note: The following needles are used for this machine: System EL X 705 (80 or 90) If using the usual sewing needles 130/ 705 H the thread tension must be increa sed. 29
  • Pfaff hobbylock 4870 | Owner's Manual - Page 34
    part of the sewing foot holder. The sewing foot sewing foot lever (33) is in place in the sewing foot holder. sewing foot lowered the beneath the sewing foot pin in the foot catches Check: Please raise the sewing foot lever to check that the foot is properly secured. Changing the needle plate
  • Pfaff hobbylock 4870 | Owner's Manual - Page 35
    more and remove to the left. needle in its high disengage the Raise the needle 2 To attach: Raise the spring on the sewing foot holder a little and place the needle plate (16) in the guide screw at the back. Press the needle plate down at the front so that you can hear it catch. 31
  • Pfaff hobbylock 4870 | Owner's Manual - Page 36
    Converting the machine for chainstitch, program 8 This is only necessary if you do not wish to cut the fabric edge. Insert needle A with the needle changing aid from the accessories (see page 66). First thread the chainstitch looper (40) and then needle A. Open the looper cover and pull the knife
  • Pfaff hobbylock 4870 | Owner's Manual - Page 37
    ruler to the width required. You can now sew in chainstitch. / z Caution: If the material guide plate has been inserted, it is imperative that the right overedge looper is disengaged. After the chainstitch seam has been sewn,, return the machine to the original condition as follows: 1. Open the
  • Pfaff hobbylock 4870 | Owner's Manual - Page 38
    this machine, regardless of its thick ness. For extremely thick fabrics you must tighten the axial lock screw on the upper knife with the large screwdriver from the accessories (see page 66). This prevents the knife from being displaced by the material. Remove the sewing foot and needle plate
  • Pfaff hobbylock 4870 | Owner's Manual - Page 39
    Electronics - - To programme language Speed pre-selection LED needle display To select program To enter new data page 36 page 37 page 38 page 39 page 40 35
  • Pfaff hobbylock 4870 | Owner's Manual - Page 40
    programme language: Keep both the program key (11 left) and the key (10) for the speed preselection pressed and at the same time switch the machine on. ,,cesky" (Czech) now appears in the display. You can select the language you want by repeatedly pressing the program key (11 left). By pressing
  • Pfaff hobbylock 4870 | Owner's Manual - Page 41
    "If DC I Speed pre-selection On this machine you can set the maxi c(m1hu0am)n.gBesyptehpeerdemsisnainxtghimrteuheme sktseepypese 1 " Two LEDs light up = 0 to max. 1000rpm Note: Each time the machine is switched on it automatically sets a speed of 1 000 rpm. I Three LEDs light up = 0 to
  • Pfaff hobbylock 4870 | Owner's Manual - Page 42
    i PFAFF hobbylock 4870 Display This machine has the following 21 programs: Progr. 1 Progr. 2 Progr. 3 Progr. 4 Progr. 5 Progr. 6 Progr. 7 Progr. 8 Progr. 9 Progr. 10 Progr. 11 Progr. 12 Progr. 13 Progr. 14 Progr. 15 Progr. 16 Progr. 17 Progr. 18 Progr. 19 Progr. 20 Progr. 21 2 thread flatlock
  • Pfaff hobbylock 4870 | Owner's Manual - Page 43
    displayed. Set the machine as indicated in the display. Symbols above the display: Prog. = program number = stitch length = seam width = differential feed Lrit >. = sewing foot pressure = needle plate Symbols below the display: All the symbols under the display refer to the thread tensions. They are
  • Pfaff hobbylock 4870 | Owner's Manual - Page 44
    key (11 middle) is press ed, the display for the stitch length appears. You can now alter the stitch length with the program key (11 left). 5. If youwish to C. All the new data has now been entered and is retained when the machine is switched off. If you select your memory again the values that have
  • Pfaff hobbylock 4870 | Owner's Manual - Page 45
    sewing Setting the standard thread tension Chainstitch 3 thread overlock with safety-stitch 3 thread overlock stitch 4 thread overlock stitch 2 thread overlock seam 2 thread overlock with safety-stitch Correction of thread tensions Converter (2 thread seam> Rolled/flat hem (2 and 3 thread> Thread
  • Pfaff hobbylock 4870 | Owner's Manual - Page 46
    depends on the type of fabric and the thickness of the thread. The (see thread tension should page 43 to 47). be corrected after the thread interloop has been- checked Turn the values indicated on the thread tension thumbwheels to the corresponding colour symbol. If you are using
  • Pfaff hobbylock 4870 | Owner's Manual - Page 47
    or jeans parts without ser ging top side i chainstitch iop side overlock stitch -to side / overlock stitch underside chainstitch. underside underside top side overiock stitch top side overlock stitch underside underside Prog. 21 3 thread overlock with safety stitch (narrow) Thread tensions
  • Pfaff hobbylock 4870 | Owner's Manual - Page 48
    , especially suited for stretch fabrics and for sewing FLATLOCK seams. topside I topside overlock stitch, top side overlock stitch, underside chainstitch underside underside Prog. 9 or 20 2 thread overlook with safety-stitch (wide or narrow) Thread tensions: blue = triangle green =dot yellow = dot
  • Pfaff hobbylock 4870 | Owner's Manual - Page 49
    be turned towards + needle thread BorC Prog 4or5 left looper thread right looper thread 3 thread overlock seam (narrow or wide) The right looper thread is too taut (pink thread tension) or the left looper thread is too loose (yellow thread tension) Both thread tensions must be adjusted accord
  • Pfaff hobbylock 4870 | Owner's Manual - Page 50
    by turning either to - or +. 1 1- right looper thread left looper thread thread Prog. 7 4 thread overlook seam The left looper thread is set too loose (yellow tension) or the right looper thread is too tight (pink tension). Both thread tensions must be adjusted accord ingly by turning either
  • Pfaff hobbylock 4870 | Owner's Manual - Page 51
    can find the way to adjust these seams on pages 45 and 46. Prog. 9 or 20 thread overlook with safety-stitch (wide or narrow) Since the 2 thread overlock with safetystitch is a combination of chainstitch and a 2 thread overlock seam, you can find the way to adjust these seams on pages 45 and 51. 47
  • Pfaff hobbylock 4870 | Owner's Manual - Page 52
    window (19) only apply to needle C. If needle B is used, the setting is increased by 2,2 mm (seam width 5,2 to 7,2 mm). Needle B 4' 3 thread overlock seam Needle C A 5 c Standard needle width N Standard needle width N I 5,7mm Needle width mm. 5,2 mm, max 7.2 mm 48 Needle width mm. 3 mm
  • Pfaff hobbylock 4870 | Owner's Manual - Page 53
    with the left looper Exception: Prog. 19 is sewn with two needle threads and the left looper thread. To switch on the converter ) / Turn the hand wheel until the right ove redge looper (37) is situated to the right of the needle. To
  • Pfaff hobbylock 4870 | Owner's Manual - Page 54
    The left hand thread that runs over the right looper must be pulled over the Converter switched off - position B To switch the converter off Turn the hand wheel slowly until the left hand looper thread jumps from the point of the right 'ooper. Switch the converter (38) off in this position (position
  • Pfaff hobbylock 4870 | Owner's Manual - Page 55
    tensions cor rectly set Ways of correcting the thread tensions Prog lor2 2 thread overlock seam (narrow and wide) FLATLOCK Looper thread A is set too tight (yellow tension) or needle thread B or C is too loose (green tension) The two thread tensions must be turned accordingly to + or- The looper
  • Pfaff hobbylock 4870 | Owner's Manual - Page 56
    the machine as indicated in the display. The rolled hem can only be sewn with the needle C and you must also replace the needle plate N with the rolled hem plate R (see page 30, 31). The best suited threads are textured thread (bulk thread) as well as polyester thread. Only textured thread should
  • Pfaff hobbylock 4870 | Owner's Manual - Page 57
    R The needle plate R must be used for all top side Prog 3 2 thread flat hem The amount of thread used for the 2thread flat hem is smaller and the seam seems finer The converter must be switched 49 50) on for this flat hem (see pages underside - top side Prog 13 2 thread rolled hem
  • Pfaff hobbylock 4870 | Owner's Manual - Page 58
    's fabrics • Heavy fabrics tweed, jacket-cloth, denim, heavy cloth knits 54 overlock stitch chainstitch overlock stitch . chainstitch overiockstitch chainstitch overlock stitch cotton no. 80 - 100 silk no. 80 - 100 synthetic thread no. 70 - 140 cotton no. 60 - 100 silk no. 50 - 100 synthetic
  • Pfaff hobbylock 4870 | Owner's Manual - Page 59
    chart for the 2, 3 and 4 thread overlock seam Fabric weight Thread Stitch length Light fabrics: organdy, fine tricot, taffeta, silk, lining fabric cotton no. 80 - 1 00 silk no. 80 - 1 00 synthetic thread no. 70 - 140 2,0 - 4,0 mm Medium-weight fabrics: cotton, tricot, linen, children
  • Pfaff hobbylock 4870 | Owner's Manual - Page 60
    are listed in this chart. Program no.: Stitch type Material (see page 54, 55) Needle thread tension Looper thread tension Sewing foot Stitch pressure length Prog. 1 2 thread tiatlock seam lnarrowl Prog. 2 2 thread flatlock seam wide) Prog. 3 2 thread flet hem m, 56 iI u< iN jN N N Nj
  • Pfaff hobbylock 4870 | Owner's Manual - Page 61
    Note: This information about the thread spools, the converter position is only to be found position of the looper disengaging in this chart (not in the display). lever and Thread spool e Needle plate Differential feed disengaging everj position of converter Arn.._.B Zii OU 90 14 N N
  • Pfaff hobbylock 4870 | Owner's Manual - Page 62
    89
  • Pfaff hobbylock 4870 | Owner's Manual - Page 63
    A' 69
  • Pfaff hobbylock 4870 | Owner's Manual - Page 64
    No.: Stitch type: Material spa9e Needle thread tension Looper thread tension Sewing toot Stitch pressure length blue green pink yellow mauve Prog. overlock seam with light safety-stitch (wide) N N N N N N N N N N - heavy +1 +1 +3 +1 N medium Progil Wrapped 2 thread overiack
  • Pfaff hobbylock 4870 | Owner's Manual - Page 65
    [9
  • Pfaff hobbylock 4870 | Owner's Manual - Page 66
    Program No.: Stitch type Material (see page 54, 551 Needle thread tension Looper thread tension Sewing foot Stitch pressure length iN Ni Ni Ni Prog, 16 3 thread decorative seam serging Inarrowl flatlock light medium 7\heavy Prog. 17 3 thread decorative seam serging lwidel flatlock light
  • Pfaff hobbylock 4870 | Owner's Manual - Page 67
    - a- • AL_t._C_a_ -- - I
  • Pfaff hobbylock 4870 | Owner's Manual - Page 68
    IIt 4: liii hi
  • Pfaff hobbylock 4870 | Owner's Manual - Page 69
    the rounded end C to the bottom as in fig. B. Reel disc (special accessories) The reel disc D is helpful when using large thread spools (5 000 - 10 000 m) Place the thread spool centering piece -1 (27) upside-down on the reel pin (25) as illustrated. The reel disc prevents the loops of syn
  • Pfaff hobbylock 4870 | Owner's Manual - Page 70
    the combination of sewing feet and needle plates Sewing foot Combination foot Combination foot Taping foot Blindstitch foot Gimp thread sewing foot Elastic tape sewing foot Gathering foot Cording foot Bead sewing foot Lace sewing foot Needle plate N R N N H N N N R N Accessory Part no normal
  • Pfaff hobbylock 4870 | Owner's Manual - Page 71
    Taping foot This special sewing foot is for sewing on tapes to prevent stretch materials (knitwear) from stretching. Preparing the machine: Program: Stitch length: Stitch width: Differential setting: Sewing foot pressure: Needle plate: Thread tension: Sewing foot: Upper knife: 4 or 5 depending on
  • Pfaff hobbylock 4870 | Owner's Manual - Page 72
    of the machine: Program: Stitch length: Stitch width: Differential setting: Sewing foot pressure: Needle plate: Thread tension: Sewing foot: Upper knife: 4 4 N N N normal needle plate N see display (press mod key) blindstitch foot switch on Sewing: 1. Before sewing cut 2 cm off hem part 3. This
  • Pfaff hobbylock 4870 | Owner's Manual - Page 73
    sewing foot is used to sew in gimp threads (cords, synthetic threads) up to a thickness of 1,0 mm. This produ ces an undulating or stiffer hem (e.g. on wedding dresses and valance). Preparing the machine Program: Stitch length: Stitch width: Differential setting: Sewing foot pressure: Needle plate
  • Pfaff hobbylock 4870 | Owner's Manual - Page 74
    the machine: Program: 4, 5 or 7 depending on width of tape Stitch length: 4 4 Stitch width: 4 to 4,5 Differential setting: N Sewing foot pressure: N or 3 Needle plate: normal needle plate N Thread tension: see display (press mod key) Sewing foot: elastic tape sewing foot Upper
  • Pfaff hobbylock 4870 | Owner's Manual - Page 75
    in one operation. Preparing the machine: Program: Stitch length: Stitch width: Differential setting: Sewing foot pressure: Needle plate: Thread tension: Sewing foot: Upper knife: 7, lOor2l N N 2 N or 3 normal needle plate N see display (press mod key) gathering foot engaged Inserting the fabrics
  • Pfaff hobbylock 4870 | Owner's Manual - Page 76
    Cording foot This special sewing foot is for sewing a cording tape between two fabric plies in one operation. Preparing the machine: Program: Stitch length: Stitch width: Differential setting: Sewing foot pressure: Needle plate: Thread tension: Sewing foot: Upper knife: 7.10cr 21 N' 3-5 N N or 3
  • Pfaff hobbylock 4870 | Owner's Manual - Page 77
    Bead sewing foot This special sewing foot is for sewing on beads, sequins, strass bands, lead and ordinary cords. These operations are car-. ned out with one needle only. Preparing the machine: Program: Stitch length: Stitch width: Differential setting: Sewing foot pressure: Needle plate: Thread
  • Pfaff hobbylock 4870 | Owner's Manual - Page 78
    Preparing the machine: Program: Stitch length: Stitch width: Differential setting: Sewing foot pressure: Needle plate: Thread tension: Sewing foot: Upper knife: 4 1,5 to 2,0 N N 1 or N normal needle plate N see display (press mod key) lace sewing foot optionally disengaged or not Sewing on lace
  • Pfaff hobbylock 4870 | Owner's Manual - Page 79
    Maintenance and malfunction Changing the knives Changing the light bulb Cleaning the needle plate Cleaning the knives Oiling the machine Sewing problems Specifications page 78, 79 page 80 page 80 page 81 page 81 page 82, 83 page 84 77
  • Pfaff hobbylock 4870 | Owner's Manual - Page 80
    Changing the upper knife Switch main switch off To remove: Take out the upper knife retaining screw (46) with the large screwdriver from the accessories (see page 66) and remove the upper knife (49). J. 0 If ii E E 0 7 ILr) r To insert: Insert the new upper knife (49) and tighten its retaining
  • Pfaff hobbylock 4870 | Owner's Manual - Page 81
    (17) to 3. Remove the sewing foot as well as the needle plate (see page 30, 31). plate on the hole in the lower knife so that the longer part with the slanted corner is pointing backwards to the machine. Secure the lower knife and the pressure plate with the retaining screw. Insert the needle plate
  • Pfaff hobbylock 4870 | Owner's Manual - Page 82
    holder, twisting it clockwise until it is securely fixed. Note: The maximum power of the bulb is 5 watt. F AC Cleaning the needle plate Switch the mainswitch off Disengage the upper knife (see page 32). Set largest stitch width. Clean the mark ed area carefully using the brush from the accessories
  • Pfaff hobbylock 4870 | Owner's Manual - Page 83
    66). / 0 -U N 6 I - Oiling the machine Before using your machine you should make a habit of lightly oiling the marked points with the oil from the accessories (see page 66). One or two drops of PFAFF sewing machine oil are enough. All the other parts are made of a special material and do not need
  • Pfaff hobbylock 4870 | Owner's Manual - Page 84
    these instructions. Problem Cause Solution Needle breakage The needle was bent or the point damaged. The needle was not properly inserted. The fabric was pulled too forcefully. Insert new needle (see page 29>. Insert needle properly (see page 29). Do not pull the fabric when sewing. Thread
  • Pfaff hobbylock 4870 | Owner's Manual - Page 85
    Problem Cause The machine does not operate although the main switch is switched on. The electric power has been cut. page 79). The thread tension is too tight. The differential feed is incorrectly set. The thread is incorrectly thread and has got caught Reduce thread tension (particularly
  • Pfaff hobbylock 4870 | Owner's Manual - Page 86
    box Machine Foot control Mains cable Machine cover Waste box Workpiece guide plate Instruction manual Spedfications Maximum sewing speed Seam width Stitch length Differential feed Needle plate Lubrication Max. sewing foot height Needle system Needle size Number of threads Dimensions Weight
  • Pfaff hobbylock 4870 | Owner's Manual - Page 87
    Parts of the hobbylock 4870 (23) Thread guide with coloured markings (24) TelescoPic thread guide (25) Spool pins (26) Thread cutter (27) Spool centering (28) Spool stands (29) Power socket (30) Main switch (31) Foot control socket (32) Hand wheel (33) Sewing foot lever (34) Stitch length adjusting
  • Pfaff hobbylock 4870 | Owner's Manual - Page 88
    01 0 01 -& CI) Is) CI) 0 F) tO'
  • Pfaff hobbylock 4870 | Owner's Manual - Page 89
    PFAFF G. M. Pfaff Aktiengesellschaft Werk Karisruhe-DurlaCh Gritznerstrafe 11 76227 Karlsruhe 41 Printed in West Germany Druckerei Gablenz GmbH I/ 76356 Weingarten. Stettiner StreSs 17 * Subject to alterations in design. No.: 29-629 996-31000 DG•engL 11/93
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I
PFAFF
hobbylock
4870
Instruction
manual