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Pfaff Hobbylock 784, Instruction Manual, Page: 26 / 34

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Pfaff Hobbylock 784 Instruction Manual Download Page 26

Summary of Contents for Hobbylock 784

Page 1: ...747 instruction manual ii II I V...

Page 2: ...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 appr...

Page 3: ...t p 0 V C...

Page 4: ...box Seam allowance Sewing test Points to observe during sewing Securing the seam Axial blocking of the upper knite Setting the standard thread tensions Correcting the thread tensions 3 thread overedg...

Page 5: ...g foot lifting lever 17 Thread spool holder 18 Thread guides 19 Thread guide bar 20 Machine socket 21 Master switch 22 Rear thread guide 4 x 23 Differential feed adjustment knob 24 Accessory box 25 St...

Page 6: ...ion When the machine is not in use switch it off at the master switch and disconnect the plug from the power source Do not place any objects on the foot control Switching the machine ON and OFF Power...

Page 7: ...disconnected from the power source C The maximum approved wattage of the light bulb is 15 watts D The drive belt must never be adjusted by anyone but an authorized Pfaff agent 5 The speed of the Hobb...

Page 8: ...spool stand 1 from the top Tighten clamp screw A securely ______I 4 Insert four thread spool holders 17 with centering pieces 36 fully in the holes of the thread spool stand Push thread guiding part...

Page 9: ...rent colors see Fig A C Threading the guide wire of the thread spool stand and the thread guides behind the carrying handle The machine must be threaded correctly First pull the respective threads thr...

Page 10: ...n page 17 3 Threading the right looper Thread the right looper in sequence 1 to 9 and pull approximately 10 cm 4 4 of thread through the looper eye the thread path is marked red Important In order to...

Page 11: ...CD CD 0 0 a_ x 0 o CD Cd CD 0 C D C CD...

Page 12: ...blue tension 1 up to the left needle 6 At point 5 the thread must be pulled behind the thread retainer 1 H f 3 111 3 rrc 2 3 5 L J 1i Ll rk Thread spool change on threaded machine Cut the threads clos...

Page 13: ...handle 2 down and close work support 12 and looper cover 10 I J Inserting the lint box downwards the cover Then push the bottom of the box against the machine the lint box use the I Seam allowance If...

Page 14: ...ion I Insert test fabric up to the upper knife and lower the sewing foot Hold thread ends with your left hand I I while turning hand wheel with your right hand in the direction indicated by the N I I...

Page 15: ...he sewing foot when starting to sew Also after the machine has been rethreaded Sew the first stitches slowly Since the fabric is fed automatically do 4 not pull or push the fabric Use your hand for gu...

Page 16: ...tened as shown in the illustration By tightening the screw axial movement of the upper knife is inhibited Note When sewing thin or medium fabrics the screw of the upper knife holder must be loosened b...

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Page 18: ...ad A is too loose blue thread tension J The right needle thread B is too loose green thread tension Reverse side Top side D C The right looper thread C is too tight red thread tension or the left loop...

Page 19: ...J Standard seam width N Standard seam width N 5 7 mm 3 5 mm Max seam width 7 2 mm Max seam width 5 mm I 3 thread overedge seam The 3 thread overedge seam is sewn with two looper threads and one needle...

Page 20: ...ead No 70 140 Knit fabrics Cotton No 40 60 2 0 to 5 0 mm 784 Silk No 40 60 2 0 to 4 0 mm 786 Synthetic thread No 70 140 Rolled hem Polyester thread No 120 140 1 0 to 2 0 mm Mercerized thread bulk thre...

Page 21: ...20 The following settings at button 23 are possible Setting 0 5 Short stroke of front feed dog long stroke of rear feed dog Setting N Same stroke of both feed dogs Setting 1 5 Long stroke of front fee...

Page 22: ...made The differential feed can also be set during sewing Setting of dif Correct Illustration Fabric ferential feed seam poplin and silk 0 5 to N 1 a Nylon tricot lining fabrics satin N 2 Light cotton...

Page 23: ...usting the seam width The standard seam width setting is marked with N 3 5 mm Disengage the upper knife according to the above description The desired seam width is set with adjusting knob 26 The scal...

Page 24: ...by pressing Engage 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 fo...

Page 25: ...ions Pull thread tension cover 7 with both hands to the front direction of arrow and remove it Use the brush provided with the accessories to remove dust and lint from between the tensions Replace the...

Page 26: ...UMS 9 Weq j OJ y SOupEA U9 SIML4S SeAJE s j39U 110 swq JBu0 sSaJOJd M9 ueo noA jojj Auu noqi sa p uado J04 1lS U4 8Ai3EJB8 110 9 pu souqe eEo ep N 6 I J0 pesn 8 we pejjoi y ov o pooiq ieseAiod M waL p...

Page 27: ...e thread tension must be set higher or lower Rolled hem sewn with bulk thread This hem requires three threads one bulk thread and two polyester threads 120 140 Preparation of the machine as described...

Page 28: ...nge tool in such a way that flat side K of the needle shank faces surface L of the needle change tool Then push the needle up into the needle holder as far as it will go Tighten needle set screw secur...

Page 29: ...g Unscrew the knife retaining screw and remove upper knife 1 Insert the new upper knife and tighten its retaining screw securely I L_ N Set upper knife with knife guide 27 up cutting position Turn the...

Page 30: ...wer knife against the left guide of the lower knife holder and push it up as shown in the illustration Replace the screw with the pressure plate ZL 1 p Align the cutting edge of the lower knife so tha...

Page 31: ...S W nb q8i q 40 sdoip o 0 qWOw 9DIM JO DU0 Auo P91 eq o peu pu ueew eds o apow eje sjd 5uIAO w uodw i ieqo pue s6uiqs nq eqj peip ui seojd e o io ejwj cdd pjnoqs noA uoqi edo ou euiq w eq eo noA eJo e...

Page 32: ...ht Check whether thread catches at the reel stand etc Thread tension too tight Regulate tension pages 15 1 6 Needle not fully inserted Insert needle correctly page 26 Incorrect needle used Use needle...

Page 33: ...tic threads which tend to become loose unravel and slip down Fig 1 Thread unreeling disc The thread unreeling disc shown as item 6 of the accessories is used for smaller thread spools Remove thread sp...

Page 34: ...ensions Weight Hinged Manual 5mm 130 705 H no 75 no 90 4 315 x 280 x 330mm approx 8 0 kg Contents of cardboard box 1 machine with motor 1 foot control 1 instruction manual guarantee certificate 1 lint...

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