Related Manuals for Pfaff 337
Summary of Contents for Pfaff 337
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Page 1: Instruction Manual
INSTRUCTION MANUAL This instruction manual applies to machines from the following serial numbers onwards: # 7 207 686 296-12-18 643/002 Betriebsanleitung engl. 06.09... - Page 2 As an alternative to the internet download the adjustment manual can also be ordered in book form under part no. 296-12-18 644/002. 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.
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Page 3: Table Of Contents
Specialist personnel ....................... 7 Danger warnings ........................8 Proper use ..........................9 Specifi cations ........................10 PFAFF 337 ..........................10 Possible versions and subclasses ..................10 Disposal of Machine ......................11 Transportation, packing and storage ................12 Transportation to customer‘s premises ................12 Transportation inside the customer‘s premises .............. - Page 4 Index Contents ..................Page Connecting the plug-in connections and earth cables ............22 Commissioning ........................24 Switching the machine on/off ....................24 Basic position of the machine drive unit ................25 Setting up ........................... 26 Inserting the needle ......................26 Winding the bobbin thread, adjusting the thread tension ............ 27 Removing / Inserting the bobbin case .................
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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 Proper use The PFAFF 337 is a single-needle lockstitch cylinder-bed sewing machine with drop feed and variable top feed. The machine is used for sewing sleeves into coats, costumes, jackets, etc., in the textile in- dustry. Any and all uses of this machine which have not been approved of by the... -
Page 10: Specifi Cations
Specifi cations Specifi cations ◆ PFAFF 337 Stitch type: ......................301 (lockstitch) Machine model: ........................ BN36 Needle system: ......................134 - 35 Needle size in 1/100 mm: ..................... 80 - 100 ▲ Max. thread size (synthetic): ..................... 40/3 Max. stitch length on version N36 ..................➊... -
Page 11: 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 12: 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 13: 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 14: 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 15: 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 Stitch-length adjustment lever / reverse sewing ● Adjust the stitch length by turning the milled nut on lever 1 as required. Reverse sewing ●... -
Page 16: Top Feed Stroke Limitation
Controls Top feed stroke limitation ● To limit the top feed stroke, loosen knurled nut 1 and move the lever up or down accordingly. Lock the lever in positi- on by tightening knurled nut 1. ● During sewing, the selected adjustment can be triggered by using the correspon- ding pedal function, see Chapter 7.02 Pedals. -
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 machine, loosen screw 2 and move as required. Fig. 7 - 07 Control panel (only on machines with Quick EcoDrive) The description can be found in the separate instruction manual for the control panel. -
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: Assembling The Motor (Only On Machines With Quick-Motor)
Installation and commissioning Assembling the motor .01.02 (only on machines with Quick-motor) 109-001 Fig. 8 - 02 ● Assemble motor mounting 1, motor 2, belt guard support 3 and belt pulley 4 as shown in Fig. 8-02. Tightening the V-belt .01.03 ●... -
Page 20: Mounting The Bottom V-Belt Guard
Installation and commissioning Mounting the bottom V-belt guard .01.04 Fig. 8 - 04 109-071 ● Loosen screws 2 and adjust belt guard support 1 so that the motor pulley and V-belt run freely. ● Tighten screws 2 and Fasten belt guard 3 with screw 4. Fig. -
Page 21: Fitting The Synchronizer
Installation and commissioning Fitting the synchronizer .01.06 ● Push synchronizer 1 onto the shaft so that stop 2 is standing in the slot on the synchronizer (see arrow) ● Tighten screws 3. ● Connect the synchronizer plug to the ad- apter (see Chapter 8.02 Connecting the plug connections and earth cables). -
Page 22: Connecting The Plug-In Connections And Earth Cables
Installation and commissioning Connecting the plug-in connections and earth cables X 50 Fig. 8 - 09 ● Connect all plugs as labelled to the control box . ● Remove screw 1 and tilt the machine back. ● Plug the cable X50 coming from plug X5 to the sewing head recognition unit 2. Use both hands to set the sewing head upright! Danger of crushing between the sewing head and the table top! ●... - Page 23 Installation and commissioning ● Screw the earth cable from the sewing head and the main switch to earth point A. ● Connect earth point A to earth point B with earth cable. ● Insert plug 3 from the adapter cable to bush X 2. ●...
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Page 24: Commissioning
Installation and commissioning Commissioning ● Check the machine, particularly its electrical wiring and pneumatic tube connections, for any damage. ● Clean the machine thoroughly and oil it (see chapter 10 Care and maintenance). ● Have skilled personnel check if the machine can be operated with the available mains vol- tage. -
Page 25: Basic Position Of The Machine Drive Unit
Installation and commissioning Basic position of the machine drive unit (only on machines with Quick-EcoDrive and control unit P40ED) ● Switch on the machine. ● Press the TE/speed key twice to select the input mode. ● Select parameter "798" by pressing the corresponding +/- key, and select service level C, see Chapter Selecting the user level in the instruction manual for the control panel. -
Page 26: Setting Up
Setting up Setting up All instructions and regulations in this instruction manual must be observed. Special attention must be given to all safety regulations! All setting-up work must only be done by personnel with the necessary train- ing. For all setting-up work the machine must be isolated from its power supply by turning off the on/off switch or removing the machine plug from the electric power socket! Inserting the needle... -
Page 27: Winding The Bobbin Thread, Adjusting The Thread Tension
Setting up Winding the bobbin thread, adjusting the thread tension Fig. 9 -02 ● Place an empty bobbin 1 onto bobbin shaft 2. ● Thread the bobbin in accordance with Fig. 9-02 and wind it anti-clockwise around bobbin 1 a few times. ●... -
Page 28: Removing / Inserting The Bobbin Case
Setting up Removing / Inserting the bobbin case Switch the machine off! Danger due to unintentional starting of the machine! Removing the bobbin case: ● Lift latch 1 and take out bobbin case 2. Inserting the bobbin case: ● Insert full bobbin case 2 so that you feel it snap in place. -
Page 29: Threading Needle Thread/Adjusting Needle Thread Tension
Setting up Threading needle thread/adjusting needle thread tension Fig. 9 - 05 Switch the machine off! Danger due to unintentional starting of the machine! ● Thread needle thread as shown in Fig. 9-05. ● Be sure to thread the needle from the left. ●... -
Page 30: Care And Maintenance
Care and maintenance Care and maintenance Care and maintenance intervals Cleaning ............daily, in continuous operation several times Oil the hook ..............daily, before putting into operation Oil needle-head parts ..................twice a week General oiling ....................twice a week Lubricate the bevel gears ..................once a yea Lubricate the top-feed drive eccentric .............. -
Page 31: Oiling The Sewing Hook
Only use oil with a viscosity of 22.0 mm /s at 40° C and a den- sity of 0.865 g/cm at 15°C! We recommend PFAFF sewing- machine oil, part No. 280-1-120 144. Fig. 10 - 02 Oiling the needle-head parts... -
Page 32: General Oiling
Danger of crushing between the sewing head and the table top! ● Retighten screw 2. Only use oil with a viscosity of 22.0 mm /s at 40° C and a density of 0.865 g/cm at 15°C! We recommend PFAFF sewing-machine oil, part No. 280-1-120 144. -
Page 33: Lubricating The Bevel Gears
Use both hands to set the sewing head upright! Danger of crushing between the sewing head and the table top! ● Retighten screw 2. We recommend PFAFF sodium grease with a dripping point of approx. 150C, Order No. 280-1-120 243. -
Page 34: 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 - 07 Checking/regulating the air pressure ●... -
Page 35: Emptying/Cleaning The Water Bowl Of The Air Fi Lter/Regulator
Care and maintenance Emptying/cleaning the water bowl of the air fi lter/regulator Switch off the machine. Disconnect the air hose at the air fi lter/regulating unit. Emptying the water bowl ● Water bowl 1 empties itself automatically when the air hose is disconnected from the air fi... -
Page 36: Parameter Settings
Care and maintenance Parameter settings (only on machines with Quick-EcoDrive and control unit P40ED) ● The selection of the user level and the alteration of parameters is described in the sepa- rate instruction manual for the drive unit. Parameter list .10.01 Speed for start backtack B, C... -
Page 37: Mounting The Table Top
Mounting the table top Table top cutout Mounting the table top Stand position 906-3550-005/895 Drillholes for Speedcontrolunit fastening the motor (Screwed inserts M8 x 30 ) View: Controlbox P 40 ED Underside table top 91-141 940-95 Vers. 03.04.06... -
Page 38: Circuit Diagrams
Circuit diagrams Stromlaufpläne Circuit diagrams Reference list for the Circuit diagrams Control unit Quick P40 ED Control panel BDF S2 Sewing head recognition system (OTE) Sewing lamp (optional) LED stitch counter Sewing motor Main switch Manual backtacking key S1.1 Pedal speed control unit Needle position change key Single stitch key Start inhibitor (E6 stop) - Page 39 91-191 502-95 Circuit diagram Part 1 Version 07 .07 .06...
- Page 40 Circuit diagram 91-191 502-92 Version 07 .07 .06 Part 2...
- Page 41 91-191 502-95 Circuit diagram Part 3 Version 07 .07 .06...
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Page 42: 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 43 Wearing parts 99-137 151-45 91-171 049-05 91-171 042-05 95-774 464-25 91-700 996-15 PFAFF 337-900/51 91-000 094-25 (2x) 91-165 505-05 91-014 046-05 11-108 084-15 (2x) 91-000 452-15 (2x) 91-010 023-05...
- Page 44 PFAFF Industriesysteme und Maschinen AG Hans-Geiger-Str. 12 - IG Nord D-67661 Kaiserslautern Phone: +49 - 631 200-0 Fax: +49 - 631 17202 E-mail: info@pfaff-industrial.com Hotlines: Technical service: +49 - 175/2243-101 Application consultance: +49 - 175/2243-102 Spare-parts hotline: +49 - 175/2243-103...