Pfaff 1245 Instruction Manual
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1245
1246
INSTRUCTION MANUAL
This instruction manual applies to machines
from the following serial numbers onwards:
# 6 500 124
296-12-19 199/002
Betriebsanleitung engl. 05.12

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Summary of Contents for Pfaff 1245

  • Page 1 1245 1246 INSTRUCTION MANUAL This instruction manual applies to machines from the following serial numbers onwards: # 6 500 124 296-12-19 199/002 Betriebsanleitung engl. 05.12...
  • Page 2 As an alternative to the internet download the adjustment manual can also be ordered in book form under part no. 296-12-19 200/002. The reprinting, copying or translation of PFAFF Instruction Manuals, whether in whole or in part, is only permitted with our previous authorization and with written reference to the source.
  • Page 3: Table Of Contents

    Proper use..........................9 Specifi cations ........................10 PFAFF 1245, PFAFF 1246 ..................... 10 Max. number of stitches/min-1 for the PFAFF 1245 ............11 Max. number of stitches/min-1 for the PFAFF 1246 ............11 Disposal of Machine ......................12 Transportation, packing and storage ................13 Transportation to customer‘s premises ................
  • Page 4 Removing/Threading the bobbin case .................. 27 Threading the bobbin thread and regulating the bobbin thread tension ......27 Threading needle thread/adjusting needle thread tension on the PFAFF 1245 ......28 Threading needle thread/adjusting needle thread tension on the PFAFF 1246 ......29 Care and maintenance .......................
  • Page 5: Safety

    Safety Safety Directives This machine is constructed in accordance with the European regulations contained in the conformity and manufacturer’s declarations. In addition to this Instruction Manual, also observe all generally accepted, statutory and other regulations and legal requirements and all valid environmental protection regulations! The regionally valid regulations of the social insurance society for occupational accidents or other supervisory organizations are to be strictly adhered to! General notes on safety...
  • Page 6: Safety Symbols

    ● It is the obligation of the user to ensure that none of the safety mechanisms are removed or deactivated. ● It is the obligation of the user to ensure that only authorized persons operate and work on the machine. Further information can be obtained from your PFAFF agent.
  • Page 7: Operating And Specialist Personnel

    Safety Operating and specialist personnel Operating personnel .05.01 Operating personnel are persons responsible for the equipping, operating and cleaning of the machine as well as for taking care of problems arising in the sewing area. The operating personnel is required to observe the following points and must: ●...
  • Page 8: Danger Warnings

    Safety Danger warnings A working area of 1 m must be kept free both in front of and behind the machi- ne, so that easy access is possible at all times. Never put your hands or fi ngers in the sewing area during sewing! Danger of injury by the needle! While setting or adjusting the machine do not leave any objects on the table nor in the needle plate area! Objects may be trapped or fl...
  • Page 9: Proper Use

    Proper use PFAFF 1245 The PFAFF 1245 is a single needle, fl atbed sewing machine with bottom, top and needle feeds as well as a large vertical hook for sewing lockstitch seams. The machine is designed for commercial use (industry).
  • Page 10: Specifi Cations

    Version CN: ........................6,0 mm Version CN 8: .........................8,0 mm Handwheel eff. dia.: .......................80 mm Dimensions of machine: Length 1245 / 1246: ................approx. 530 / 570 mm Width: ......................approx. 177 mm Height: ......................approx. 410 mm Clearance width: ......................265 mm Clearance height: ......................
  • Page 11: Max. Number Of Stitches/Min-1 For The Pfaff 1245

    Specifi cations Max. number of stitches/min-1 for the PFAFF 1245 Top feed lift Max. number of Max. number of stitches/min- stitches/min-1 for stitch stitch lengths up to 6 mm lengths from 6 mm to 8 mm less than 3,5 mm...
  • Page 12: Disposal Of Machine

    Disposal of Machine Disposal of Machine ● Proper disposal of the machine is the responsibility of the customer. ● The materials used for the machine are steel, aluminium, brass and various plastic materials. The electrical equipment comprises plastic materials and copper. ●...
  • Page 13: Transportation, Packing And Storage

    Transportation, packing and storage Transportation, packing and storage Transportation to customer‘s premises The machines are delivered completely packed. Transportation inside the customer‘s premises The manufacturer cannot be made liable for transportation inside the customer‘s premises nor to other operating locations. It must be ensured that the machines are only transported in an upright position.
  • Page 14: Explanation Of Symbols

    Explanation of symbols Explanation of symbols In this instruction manual, work to be carried out or important information is accentuated by symbols. These symbols have the following meanings: Note, information Cleaning, care Lubrication Maintenance, repairs, adjustment, service work (only to be carried out by technical staff)
  • Page 15: Controls

    Controls Controls On/off switch ● The power supply to the machine is swit- ched on or off by turning switch 1. The illustrated on/off switch is fi tted to machines with Quick motors. If other motors are used, a different switch may be fi...
  • Page 16: Lever For Lifting The Presser Foot

    Controls Lever for lifting the presser foot ● The sewing foot can be lifted by raising lever 1. Fig. 7 - 03 Feed regulator / reverse sewing ● Adjust the stitch length by turning the knurled nut 1 accordingly. Reverse sewing ●...
  • Page 17: Adjustment Nut For The Top-Feed Stroke

    Controls Adjustment nut for the top-feed stroke Switch the machine off! Danger due to unintentional starting of the machine! ● Open cover 1 on the back of the ma- chine, loosen screw 2 and move as re- quired. Fig. 7 - 05...
  • Page 18: Installation And Commissioning

    Installation and commissioning Installation and commissioning The machine must only be mounted and commissioned by qualifi ed personnel! All relevant safety regulations are to be observed! If the machine is delivered without a table, it must be ensured that the frame and the table top which you intend to use can hold the weight of the machine and the motor.
  • Page 19: Table Top Cutout

    Installation and commissioning Table top cutout .01.02 PFAFF 1245 PFAFF 1246...
  • Page 20: Mounting The Table Top

    Installation and commissioning Mounting the table top .01.03 (on machines with drive MJ-0-00-215-CE)
  • Page 21: Mounting The Upper V-Belt Guard

    Installation and commissioning Mounting the upper V-belt guard .01.04 If a large balance wheel is used, the corner 1 of the belt guard 2 must be broken out. ● Attach belt guard section 2. ● Attach belt guard section 3. Fig.
  • Page 22: Fitting The Tilt Lock

    Installation and commissioning Fitting the tilt lock .01.06 Switch off the machine! Danger of injury due to uninten- tional starting of the machine! ● Screw on tilt lock 1, provided in the ac- cessories, using screw 2. Do not operate the machine without tilt lock 1! Danger of crushing between sewing head and table top!.
  • Page 23: Connecting The Plug-In Connections And Earth Cables

    Installation and commissioning Connecting the plug-in connections and earth cables Fig. 8 - 08 ● Connect all plug connections as described in the operations manual of the drive ● The following ground cables must be attached in order to discharge static electricity. ●...
  • Page 24: Commissioning

    Installation and commissioning Commissioning ● Check the machine, particularly its electrical wiring for any damage. ● Remove pin 1 of the oil reservoir 2 (Fig. 8 - 09). The pin serves only to protect the machine from damage during transport and must not be used when sewing.
  • Page 25: Setting Up

    Danger due to unintentional starting of the machine! Only use needles from the system intended for the machine, see Chapter 3 Specifi cations. PFAFF 1245 PFAFF 1246 ● Set needle bar at top position and ● Set needle bar at top position and loosen loosen screw 1.
  • Page 26: Winding The Bobbin Thread, Regulating The Winder Tension

    Setting up Winding the bobbin thread, regulating the winder tension Fig. 9 -02 ● Place an empty bobbin 1 on winder spindle 1. ● Thread up as shown in Fig. 9-02 and wind the thread a few ttimes clockwise around bobbin 1.
  • Page 27: Removing/Threading The Bobbin Case

    Setting up Removing/Threading the bobbin case Switch the machine off! Danger due to unintentional starting of the machine! Removing the bobbin case: ● Open the bed slide. ● Raise latch 1 and remove bobbin case 2. Inserting the bobbin case. ●...
  • Page 28: Threading Needle Thread/Adjusting Needle Thread Tension On The Pfaff 1245

    Setting up Threading needle thread/adjusting needle thread tension on the PFAFF 1245 Fig. 9 - 05 Switch the machine off! Danger due to unintentional starting of the machine! ● Thread the machine as shown in Fig. 9 - 05. Take note that the needle is threaded from the left (see arrow).
  • Page 29: Threading Needle Thread/Adjusting Needle Thread Tension On The Pfaff 1246

    Setting up Threading needle thread/adjusting needle thread tension on the PFAFF 1246 Fig. 9 - 06 Switch the machine off! Danger due to unintentional starting of the machine! ● Thread the machine as shown in Fig. 9 - 06. Care must be taken that the left-hand needle is threaded from the right and the right-hand needle is threaded from the left.
  • Page 30: Care And Maintenance

    Care and maintenance Care and maintenance Servicing and maintenance intervals Clean the hook compartment ......daily, more often if in continuous operation Check the hook oil-container ................once a week Clean the hook ....................once a week General lubrication ..................twice a week Lubricate the front parts .................
  • Page 31: General Lubrication

    ● Tilt the machine backwards. ● Lubricate all bearings marked in Fig. 10.03 twice a week (see arrows). Set the machine upright with both hands! Danger of crushing between sewing head and table! We recommend PFAFF sewing-machine oil, part No. 280-1-120 144.
  • Page 32: Lubricating The Hook

    Only use oil with a medium vis- cosity of 22.0 mm²/s at 40° C and a density of 0.865 g/cm³ at 15°C! We recommend PFAFF sewing-machine oil, part No. 280-1-120 144. Fig. 10 - 04 Use both hands to set the sewing head upright!
  • Page 33: Lubricating The Top-Feed Drive Excentric

    ● Screw cover 1 back on. Only use lithium base grease with a dripping point of 185°C and a worked penetration of 22-25 mm at 25°C. We recommend Pfaff sewingmachine grease Part no. 280-1-120 247 . Fig. 10 - 05...
  • Page 34: Wearing Parts

    A detailed parts list for the complete machine is included with the accessories. In case of loss, the parts list can be downloaded from the internet address www.pfaff-industrial.com/pfaff/de/service/downloads As an alternative to the internet download the parts lists can also be ordered in book form under part no.
  • Page 35 Wearing parts 99-137 151-45 91-171 049-05 91-171 042-05 95-774 464-25 91-700 996-15 PFAFF 1245; 1246 91-010 937-05 (PFAFF 1245) C 91-015 519-05 (PFAFF 1246) C...
  • Page 36 PFAFF Industriesysteme und Maschinen AG Hans-Geiger-Str. 12 - IG Nord D-67661 Kaiserslautern Phone: +49 - 6301 3205 - 0 Fax: +49 - 6301 3205 1386 E-mail: info@pfaff-industrial.com Hotlines: Technical service: +49 - 175/2243-101 Application consultance: +49 - 175/2243-102 Spare-parts hotline:...

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1246

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