Pfaff 3371-10 SERIES Adjustment Manual
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Pfaff 3371-10 SERIES Adjustment Manual

Pfaff 3371-10 SERIES Adjustment Manual

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Enlarged version
3371
-10/..
Adjustment Manual
This Adjustment manual applies to machines from
software version 0300/015 and serial number
.
onwards
296-12-18 634/002
Justieranleitung engl. 05.07
60 801 005

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Summary of Contents for Pfaff 3371-10 SERIES

  • Page 1 3371 -10/.. Adjustment Manual This Adjustment manual applies to machines from software version 0300/015 and serial number 60 801 005 onwards 296-12-18 634/002 Justieranleitung engl. 05.07...
  • Page 2 The reprinting, copying or translation of PFAFF Adjustment Manuals, whether in whole or in part, is only permitted with our previous authorization and with written reference to the source. PFAFF Industrie Maschinen AG Postfach 3020 D-67653 Kaiserslautern Königstr. 154 D-67655 Kaiserslautern...

  • Page 3: Table Of Contents

    Contents Contents .................Chapter – Page Adjustment ......................... 1 Notes on adjustment......................1 Tools, gauges and other accessories ................... 1 Abbreviations ........................1 Explanation of the symbols ....................1 Basic position of the machine ....................2 Button clamp zero point ....................... 3 Aligning the feeder .......................

  • Page 4: Adjustment

    Adjustment Adjustment Please observe all notes from Chapter 1 Safety of the instruction manual! In particular care must be taken to see that all protective devices are refitted properly after adjustment, see Chapter 1.06 Danger warnings of the instruction manual! If not otherwise stated, the machine must be disconnected from the electrical power supply.

  • Page 5: Basic Position Of The Machine

    Adjustment Basic position of the machine Requirement After being switched on the machine should position approx. 3 – 4 mm before t.d.c. take- up lever. 3,5 mm Fig. 15 - 01 ● Switch on the machine. ● Press the TE key.

  • Page 6: Button Clamp Zero Point

    Adjustment Button clamp zero point Requirement After the machine ahs been switched on and parameter "608" selected, 1. the needle should be centred to the hole in the adjustment gauge, 2. the switch lugs 2 and 4 should be centred to the respective initiator. Fig.
  • Page 7 Adjustment ● If necessary, enter the access code, see Chapter 11.05.01 Entering the access code in the instruction manual. ● With the corresponding +/- key move the button clamp drive unit in accordance with requirement 1, also see Chapter 11.03 Parameter input. ●...

  • Page 8: Aligning The Feeder

    Adjustment Aligning the feeder Regel The feeder should be aligned in the "X and Y direction” in such a way that the feeder cut- out does not touch the raised needle hole 3 during sewing. Fig. 15 - 03 ● Switch on the machine. ●...
  • Page 9 Adjustment ● Call up parameter "609". Checking the "X-direction" ● Move along the maximum set sewing area size in "X-direction" by pressing the corresponding +/- keys. ● If necessary adjust the position of feeder 1 by entering a correction value "X" with the corresponding +/- keys in "X-direction"...

  • Page 10: Aligning The Button Clamp

    Adjustment Aligning the button clamp Requirement The button clamp should be aligned in "X" and "Y" direction, so that the needle penetrates the centre of the gauge button. Fig. 15 - 03_a ● Insert gauge button 1 (part number 61-111 635-66) and switch on the machine. ●...

  • Page 11: Hook Driver

    Adjustment Hook driver Requirement 1. When the balance wheel is turned, the machine should not bind. 2. The play of catch 7 should be less than 0.1 mm. Fig. 15 - 04 ● Remove the hook. ● Loosen screws 1, 2 and 3 (remove motor 4). ●...

  • Page 12: Needle Height

    Adjustment Needle height Requirement With the needle bar in b.d.c., the upper marking on the needle bar 1 should be flush with the lower edge of the needle bar bush. Fig. 15 - 05 ● Adjust needle bar 1 (screw 2) in accordance with the requirement.

  • Page 13: Hook-To-Needle Clearance

    Adjustment Hook-to-needle clearance Requirement When the bottom marking of the ascending needle bar is level with the lower edge of the needle bar bush 1. the hook point 5 should be at a distance of 0.05 – 0,1 mm from the needle groove. 2.

  • Page 14: Needle Rise And Needle Guard

    Adjustment Needle rise and needle guard Requirement When the bottom marking of the ascending needle bar is level with the lower edge of the needle bar bush 1. the hook point should be centred to the needle and 2. the needle guard (see arrow) should slightly touch the needle. Fig.

  • Page 15: Aligning The Hook Race Cover

    Adjustment Aligning the hook race cover Requirement The needle should be centred to cutout B and the rear side of the needle flush to the imaginary line A. Fig. 15 - 08 ● Move the hook race cover 1 (screws 2) in accordance with the requirement.

  • Page 16: Button Clamp Height

    Adjustment Button clamp height Requirement The button clamp should be 13 mm above the upper edge of the needle plate. 13 mm Fig. 15 - 09 ● Turn lever 1 (nut 2 and screw 3) in accordance with requirement . After aligning the button clamp, it is imperative to check the position of the thread wiper, see Chapter 15.16 Position of the thread wiper! Danger of needle breakage!

  • Page 17: Button Clamp Pressure

    Adjustment Button clamp pressure Requirement The pressure of the button clamp should be set so that the workpiece can be held reliably without pressure marks. Fig. 15 - 10 ● Adjust milled screw 1 in accordance with the requirement.

  • Page 18: Position Of The Thread Wiper

    Adjustment Position of the thread wiper Requirement When the thread wiper is centred to the needle, its lower edge should be 14 – 15 mm above the upper edge of the needle plate. 15 - 15 mm Fig. 15 - 11 ●...

  • Page 19: Position Of The Control Cam

    Adjustment Position of the control cam Requirement 1. The markings on control cam 1 and arm shaft 3 should correspond with each other. 2. The outer edge of control cam 1 should be at a distance of 32.5 mm from the metal surface of the case.

  • Page 20: Position Of The Control Roller

    Adjustment Position of the control roller Requirement When the needle bar is at its b.d.c., the control roller should be centred to the running path of control cam 2. Fig. 15 - 13 ● Turn screw 3 (nut 4) in accordance with the requirement. ●...

  • Page 21: Position Of The Drive Shaft Of The Thread Trimmer

    Adjustment Position of the drive shaft of the thread trimmer Requirement When the thread trimmer is in its basic position, shaft 1 should be flush with the metal edge of the machine case. Fig. 15 - 14 ● Move shaft 1 (screws 2 and 3) in accordance with the requirement.

  • Page 22: Aligning The Stop Plate

    Adjustment Aligning the stop plate Requirement When the thread trimmer is in its basic position, there should be a clearance of 0.3 mm between lever 3 and plate 1. Fig. 15 - 15 ● Move plate 1 (screws 2) in accordance with the requirement.

  • Page 23: Adjusting The Trimmer Solenoid

    Adjustment Adjusting the trimmer solenoid Requirement When the thread trimmer is in its neutral position, solenoid 1 should be at a distance of 5 mm from the case. 5 mm Fig. 15 - 16 ● Turn nut 1 (nut 2) in accordance with the requirement.

  • Page 24: Adjusting The Engaging Lever

    Adjustment Adjusting the engaging lever Requirement When the thread trimmer is in its neutral position, pin 3 should be at a distance of 0.5 mm from release trip 4. 0,5 mm Fig. 15 - 17 ● Move lever 1 (screws 2) in accordance with the requirement.

  • Page 25: Position Of The Thread Catcher And Knife

    Adjustment Position of the thread catcher and knife Requirement When the machine is in its basic position 1. the tip of the thread catcher 1 should be at a distance of 4.5 mm from the centre of the needle hole. 2.

  • Page 26: Position Of The Release Trip

    Adjustment Position of the release trip Requirement The slots of trip 1 should be touching screws 2 on the right side. Fig. 15 - 19 ● Move trip 1 (screws 2) in accordance with the requirement. If the needle thread is too short after trimming, trip 1 can be slightly readjusted.

  • Page 27: Position Of The Release Catch

    Adjustment Position of the release catch Requirement When lever 6 is touching release catch 7, there should be a distance of 0.3 mm between drive lever 5 and pin 1. Fig. 15 - 20 ● Turn the balance wheel until pin 1 is no longer on the release trip 2. ●...

  • Page 28: Needle Thread Tension Release

    Adjustment Needle thread tension release Requirement After thread trimming the distance X between tension discs 3 should be 0.6 – 0.8 mm for normal materials and 0.8 – 1.0 mm for heavy materials. Fig. 15 - 21 ● Bring the machine into the cutting position by hand. ●...

  • Page 29: Thread Check Spring And Thread Regulator

    Adjustment Thread check spring and thread regulator Requirement 1. The thread check spring 1 should have a 6 – 8 mm stroke. 2. Screw 4 should be positioned in the centre of the slot of thread regulator 3. Fig. 15 - 22 ●...

  • Page 30: Bobbin Winder Drive Wheel

    Adjustment Bobbin winder drive wheel Requirement 1. The should be a distance of approx. 10.5 mm between drive wheel 1 and the metal edge of the machine case. 2. When the bobbin winder is switched on, its friction wheel should be driven by drive wheel 1.

  • Page 31: Button Clamp Initiator

    Adjustment Button clamp initiator Requirement When the button clamp is lowered, the initiator should be actuated (input "3" parameter "601" is in the "Off" position). Fig. 15 - 25 ● Switch on the machine and press the "TE" key. ● Lower the button clamp by pressing the "tacting forwards" key. ●...

  • Page 32: Changing The Feeder And The Jaws Of The Button Clamp

    Adjustment Changing the feeder and the jaws of the button clamp Fig. 15 - 26 ● Measure the cutout of the new feeder in X- and Y-direction and adjust the sewing area size, see Chapter 9.07 Button clamp and sewing area size of the instruction manual. ●...

  • Page 33: Cold Start

    Adjustment Cold start When a cold start is carried out, the seam patterns 50 – 99 and all altered parameter settings are deleted! The machine is reset to its condition on delivery, the machine’s zero points remain unaffected. ● Switch on the machine. ●...

  • Page 34: Internet Update Of The Machine Software

    Adjustment Internet update of the machine software The machine software can be updated with PFAFF flash programming. For this purpose the PFP boot program and the appropriate control software for the machine type must be installed on a PC. To transfer the data to the machine, the PC and the machine control unit must be connected with an appropriate null modem cable (part no.

  • Page 35: List Of Parameters

    Adjustment List of parameters Group Parameter Description Setting Set value range Maximum speed 500 – 2500 2500 This parameter is used to fix the max. sewing speed (upper limit). Sewing speed for start stitches With this parameter the speeds for the 5 start stitches are fixed.
  • Page 36 Adjustment Group Parameter Description Setting Set value range Starting point = scale reference point ON – OFF With this parameter it is possible to choose whether the scale reference point is the starting point (ON) or the zero point (OFF). Speed for the "winding"...
  • Page 37 Adjustment Group Parameter Description Setting Set value range Reduced current for stepping motors ON – OFF The reduction function of the holding current at rest with closed button clamp is switched on or off. Key tone ON – OFF The key tone, as reaction to a key on the control panel being pressed, is switched on or off.
  • Page 38 Adjustment Group Parameter Description Setting Set value range Sewing area size X [1/10 mm] ± 33 -23 / +23 To avoid mechanical collisions, the sewing area size of the button clamp in use is entered. The control unit checks the path and, if necessary, issues an error message.
  • Page 39 Adjustment Group Parameter Description Setting Set value range Coordinates of the fifth hole xx.yy Coordinates of the sixth hole xx.yy Stitch positions 1 - 20 The number of stitch positions on one edge are entered. Stitch formation 0 – 2 The stitch formation depends on the (0 –...
  • Page 40 Adjustment Group Parameter Description Setting Set value range Display special inputs With this function it is possible to check the special inputs pedal, reference X (SM1) and reference Y (SM2). "IN" shows the inputs (PED, REFX, REFY). Under "VAL" the respective switch status is displayed.
  • Page 41 Adjustment Group Parameter Description Setting Set value range Turn sewing motor 500 - 2500 The sewing motor can be operated with a selectable set speed by pressing the pedal. After the sewing motor has been started, the current speed is also displayed. Thread trimming sequence The sequence for a complete thread trimming cycle is started with the...
  • Page 42 Adjustment Group Parameter Description Setting Set value range Automatic button clamp opening off ON - OFF With this function the automatic opening of the button clamp after thread trimming can be switched off. After the machine has been switched off, the automatic button clamp opening function is always activated.

  • Page 43: Error Messages On The Display

    Adjustment Error messages on the display Following error messages are shown on the control panel display. ERROR: 1 Processor error STACK_OVERFLOW ERROR: 2 Processor error STACK_UNDERFLOW ERROR: 3 Processor error UNDEF_OPCODE ERROR: 4 Processor error PROTECTION_FAULT ERROR: 5 Processor error ILLEGAL_WORD_OPERAND ERROR: 6 Processor error ILLEGAL_INSTRUCTION ERROR: 7...

  • Page 44: Sewing Motor Errors

    Adjustment ERROR: 407 Zero points invalid ERROR: 408 Machine not in basic position ERROR: 409 Zero point not found ERROR: 410 Program too long ERROR: 411 Incorrect program number ERROR: 412 Incorrect number of holes in button ERROR: 413 Coordinates of 2 holes are the same ERROR: 414 Incorrect number of plies ERROR: 415...

  • Page 45: Circuit Diagrams

    Circuit diagrams Schaltpläne Circuit diagrams Circuit diagram reference list Controller Quick P 320MS Control panel S3A Sewing head recognition system (OTE) Hybrid light barrier Y axis Hybrid light barrier X axis Hybrid light barrier clamp monitoring Sewing lamp Sewing motor Sewing motor Y axis Sewing motor X axis Main switch...
  • Page 46 Circuit diagrams 91-191 506-95 Version 07.07.06 Page 1...
  • Page 47 91-191 506-95 Circuit diagrams Page 2 Version 07.07.06...
  • Page 48 Circuit diagrams 91-191 506-95 Version 07.07.06 Page 3...
  • Page 49 91-191 506-95 Circuit diagrams Page 4 Version 07.07.06...
  • Page 50 PFAFF Industrie Maschinen AG Postfach 3020 D-67653 Kaiserslautern Königstr. 154 D-67655 Kaiserslautern Telefon: (0631) 200-0 Telefax: (0631) 17202 E-Mail: info@pfaff-industrial.com...

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