Pfaff hobbylock 794 Owner's Manual

Pfaff hobbylock 794 Manual

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  • Pfaff hobbylock 794 | Owner's Manual - Page 1
    74 0 Instruction manual I
  • Pfaff hobbylock 794 | Owner's Manual - Page 2
    the up and down movement of the needle, the user must take sufficient care to avoid injury and observe the sewing area continuously while sewing. B) When leaving the machine, changing parts or accessories, the machine must be disconnected from the power source. C) The maximum approved wattage of the
  • Pfaff hobbylock 794 | Owner's Manual - Page 3
    Contents The controls of the sewing machine Accessory box Electrical connection Foot control Preparing for threading Threading, 4-thread double-overedge seam Threading right looper Threading left looper Threading the needles Inserting the lint box Sewing test Points to observe during sewing Securing
  • Pfaff hobbylock 794 | Owner's Manual - Page 4
    C,'
  • Pfaff hobbylock 794 | Owner's Manual - Page 5
    lever 15 Work support 16 Stitch length setting key on 794 Differential feed setting on 796 17 Needle plate 18 Presser foot 19 Needle bar 20 Thread reel stand 21 Thread reel pins 22 Adjusting knob 23 Machine plug socket 24 Master switch 25 Lint box 26 Foot control 27 Foot control plug 28 Mains
  • Pfaff hobbylock 794 | Owner's Manual - Page 6
    flat surface or on a special sewing table. Attaching the toot control: Insert the plug of the control into the machine plug socket. Then connect the mains plug to a power source. Caution: When the machine is not in use, disconnect plug from power source. Do not place any objects on the foot control.
  • Pfaff hobbylock 794 | Owner's Manual - Page 7
    off: Press switch again. Machine and sewing light are switched off. Foot Control The speed of the HObbyIo is regula as follows: When press,g the foot Control gently the machine will run at low Speed. when Pressing harder it will run faster. Electronic foot control Maximum speed is adjusted in
  • Pfaff hobbylock 794 | Owner's Manual - Page 8
    , slide it to the left and tighten it. Adjustment of the thread guides: Pull up the thread guide bar and align it j so that the thread guides are directly above the reel stand. JL_L_LjjJ L N \ zr' Carrying handle and thread guide bar behind it: Insert fingers into the groove of the carrying
  • Pfaff hobbylock 794 | Owner's Manual - Page 9
    work support, push it to the right until it locks. A threading diagram is affixed to the machine (A). Threading procedure Threading must be done correctly to obtain a well-formed seam. Thread the machine in the following sequence: 1. Right looper (red) 2. Left looper (orange) 3. Right needle (green
  • Pfaff hobbylock 794 | Owner's Manual - Page 10
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  • Pfaff hobbylock 794 | Owner's Manual - Page 11
    Threading the left looper: Insert the left looper thread in sequence 1 to 10 and pull approximately 10 cm (4) of thread through the looper eye (the thread path is marked orange). 0
  • Pfaff hobbylock 794 | Owner's Manual - Page 12
    in sequence 1 to 7 and pull approximately 5 cm of thread through the eye of the needle. (The thread path is marked blue.) Make sure to thread point 4 with special care; insert the thread behind hook A of the thread guide plates fitted on both sides. The diagram shows the correctly threaded machine.
  • Pfaff hobbylock 794 | Owner's Manual - Page 13
    Now close the work support (1), push the handle down (2) and close the looper cover (3). Inserting the lint box: Insert the tabs of the lint box into the slots (4) of the front cover. Push the lint box up against the front cover until it snaps in place. Use the reverse order to remove lint box. 11
  • Pfaff hobbylock 794 | Owner's Manual - Page 14
    , a test sample should be sewn. Raise presser foot lever, as shown in illustration. Insert test fabric and lower presser foot. Hold thread ends with your left hand while turning hand wheel counter clockwise with your right hand. In doing so, the threads must be guided to the rear, under the presser
  • Pfaff hobbylock 794 | Owner's Manual - Page 15
    the fabric completely under the presser foot when starting to sew. (Also after the machine has been re threaded). Sew the first stitches slowly. Since the fabric is fed automatically, do not pull or push the fabric. Use your hand for guiding only. Finishing seam Sew approximately 5 cm beyond the end
  • Pfaff hobbylock 794 | Owner's Manual - Page 16
    Securing the seam: Knot the thread chain. For knit fabrics, a crochet needle can be used to pull the thread chain into the seam. To prevent ravelling of seams, sew approximately 3 cm (1") beyond the seam. Raise presser foot. Flip fabric over. Lower presser foot and sew over the seam approximately 2
  • Pfaff hobbylock 794 | Owner's Manual - Page 17
    the seam and make the necessary tension adjustments. Left looper thread - I - Reverse side Right Left needle thread needle thread Adjusting thread tension: Set all thread tension dials to "N" (standard setting). See illustration below. Sew a test sample to be sure that the correct tension has
  • Pfaff hobbylock 794 | Owner's Manual - Page 18
    it is decreased. Incorrect thread tension; The left needle thread is too loose (blue thread tension). The right needle thread is too loose (green thread tension). The right looper thread is too tight (red thread tension) or the left looper thread too loose (orange thread tension). Top side
  • Pfaff hobbylock 794 | Owner's Manual - Page 19
    thread to threethread sewing: Three-thread sewing is possible by using either right or left needles (see page 10). Remove the needle that is riot used (see page 26). Needle thread Thread tension 3-thread overedge seam Left needle Marked blue Rht needle Marked green Thread in needle clamp guides
  • Pfaff hobbylock 794 | Owner's Manual - Page 20
    Silk No. 40-60 Synthetic thread No. 70-140 Polyester thread No. 120/2 (180) Mercerized thread (bulk thread) Stitch length 2.0 to 4.0 mm 2.0 to 4,0 mm 2.0 to 4.5 mm 2,0 to 4.5 mm 1.5 to 2.5 mm Sewing foot pressure: Position N" of the foot pressure dial is the standard sewing foot pressure. It is
  • Pfaff hobbylock 794 | Owner's Manual - Page 21
    Setting the stitch length on 796 Open lateral swivel table 15. Press stop of main feed dog (see arrow) fully downwards and hold it there. Turn handwheel 12 in the direction
  • Pfaff hobbylock 794 | Owner's Manual - Page 22
    more by the front teed dog than by the rear one and vice versa. Owing to that very good sewing results are accomplished. Set the differential feed according to the material you wish to process (see table on page stroke The differential feed can be set infinitely from 0.5 to 2, also during sewing.
  • Pfaff hobbylock 794 | Owner's Manual - Page 23
    test has to be made. sure about the setting r1e differential feed can also be set during sewing. Setting of differential feed Illustration Correct seam Fabric 0.5 1 Nylon, tricot, lining fabrics, a popelin Light cotton. Jeans - 2 c (normal fabrics) 1.5 3 Jersey, silk, medium
  • Pfaff hobbylock 794 | Owner's Manual - Page 24
    width by turning the stitch width button (3). Normal stitch width is "N". Reset the upper knife to the lower (cutting) position and close the looper cover. Sew a test sample. Note: After adjusting the seam width, it may be necessary to reset the
  • Pfaff hobbylock 794 | Owner's Manual - Page 25
    Changing the sewing feet Push lever A up slightly (Fig. 1), and the presser foot will snap out. Place the foot under the presser foot holder so that crosspiece B of the rolled hem foot engages in groove C of the holder (Fig. 2). Push the presser foot lever down and with the other hand gently push
  • Pfaff hobbylock 794 | Owner's Manual - Page 26
  • Pfaff hobbylock 794 | Owner's Manual - Page 27
    be rolled. The Pfaff Hobbylock 794 is also perfect for this type of hem. 1. Remove left needle. 2. Snap on rolled hem foot, marked with the letter "R", from the accessory box. 3. Use green, red, and orange threading paths only. 4. Thread the satin finish. above three threading paths with Mez
  • Pfaff hobbylock 794 | Owner's Manual - Page 28
    size depends on the fabric and thread used, a size 14 needle is recommended. An incorrectly inserted needle will cause thread breakage and skipped stitches. Always turn the machine OFF when changing needles. Changing knives Knives are available as spare parts and should be replaced when they are
  • Pfaff hobbylock 794 | Owner's Manual - Page 29
    of the lower knife holder with the cutting edge facing right. Set the knife so that the cutting edge aligns with the surface of the needle - - 1 Tighten the lower knife clamp screw. Push upper knife to the right and turn to the front until it snaps into place (operative position). I 27
  • Pfaff hobbylock 794 | Owner's Manual - Page 30
    replaced only when the cutting edge has been damaged. Unplug the machine. Push the upper knife holder to the far right and turn screw through cutout (1) of the knife. Screw it into threaded hole (2) of the knife holder. Tighten slightly and set the needle plate. Tighten the retaining screw securely.
  • Pfaff hobbylock 794 | Owner's Manual - Page 31
    the new bulb with pins into slots (3). Push bulb up and turn it in direction (2). Replace cover. Caution: Use a 15 watt bulb only. Cleaning thread tensions: Flip the tension cover down. Use the brush provided with the accesories to remove dust and lint from the discs. Close the tension cover. 29
  • Pfaff hobbylock 794 | Owner's Manual - Page 32
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  • Pfaff hobbylock 794 | Owner's Manual - Page 33
    . They can easily be corrected the solutions offered. Problem Cause Solution Material is not fed correctly Needle breakage Thread breakage Skipped stitches Incorrect stitch formation Puckered seams Sewing foot pressure too weak Turn sewing foot pressure screw clockwise to increase pressure
  • Pfaff hobbylock 794 | Owner's Manual - Page 34
    Stitch length Sewing foot Lubrication Needle system Dimensions . Weight Accessories 1 Screwdriver 2 AlIen wrench 3 Lint brush 4 Tweezers 5 Lower knife 6 Thread unreeling disc 7 Needles 8 Oil 9 Rolled hem presser foot Optional accessories (not illustrated): Blindhem foot Elastic foot stitches/mm
  • Pfaff hobbylock 794 | Owner's Manual - Page 35
  • Pfaff hobbylock 794 | Owner's Manual - Page 36
    PFAFF-HANDELSGESELLSCHAFT für Haushaltnäh maschinen m b. H 7500 Karlsruhe 41 West Germany Sube to aftratons in design No. 30068 0288 .
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