DURKOPP ADLER 171 Service Instructions Manual
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DURKOPP ADLER 171 Service Instructions Manual

DURKOPP ADLER 171 Service Instructions Manual

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Summary of Contents for DURKOPP ADLER 171

  • Page 1 171 / 173 Service Instrucions...
  • Page 2 IMPORTANT READ CAREFULLY BEFORE USE KEEP FOR FUTURE REFERENCE All rights reserved. Property of Dürkopp Adler AG and protected by copyright. Any reuse of these contents, including extracts, is prohibited without the prior written approval of Dürkopp Adler AG. Copyright © Dürkopp Adler AG 2020...

  • Page 3: Table Of Contents

    Adjusting the distance between carrier roller and needle ... 49 11.3 Adjusting the lift stroke of the carrier roller ......... 50 11.4 Adjusting the carrier roller pressure..........51 11.5 Fabric deflector ................52 Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 4 Troubleshooting ............... 83 17.1 Customer Service ............... 83 17.2 Errors in sewing process ............83 Technical data................85 18.1 Data and characteristic values ........... 86 18.2 Requirements for fault-free operation ......... 86 Appendix ................... 87 Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 5: About These Instructions

    Steps to be performed for service, maintenance, and installation Steps to be performed via the software control panel The individual steps are numbered: First step Second step The steps must always be followed in the specified order. … Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 6: Other Documents

    European and na- tional regulations. The proper use of the built-in components is described in the corresponding manufacturer's instructions. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 7: Liability

    Leave machines, equipment and packaging material in the condition in which they were found when the damage was discovered. This will ensure any claims against the transport company. Report all other complaints to Dürkopp Adler immediately after receiving the product. Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 8 About these instructions Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 9: Safety

    • Setting up the machine/putting the machine into operation • Performing maintenance work and repairs • Performing work on electrical equipment Only authorized persons may work on the machine and must first have understood these instructions. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 10: Signal Words And Symbols Used In Warnings

    If ignored, environmental damage can result NOTICE (without hazard symbol) If ignored, property damage can result The following symbols indicate the type of danger to personnel: Symbols Symbol Type of danger General Electric shock Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 11 Type and source of danger! Consequences of non-compliance. Measures for avoiding the danger.  This is what a warning looks like for a hazard that could result in moderate or minor injury if the warning is ignored. Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 12 NOTICE Type and source of danger! Consequences of non-compliance. Measures for avoiding the danger.  This is what a warning looks like for a hazard that could result in property damage if ignored. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 13: Working Basis

    1. Lay any excess cabling neatly in proper cable snakes. 2. Bind together the cable loops with cable ties. Important Tie loops wherever possible to fixed parts. The cables must be secured firmly. 3. Cut off any overlapping cable ties. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 14: Gage Set And Handwheel Positions

    Position of the rocker bolt in the hook drive housing Position of the hook drive housing Locking peg Dial gage for measuring the needle evasive movement (Ellipsis width) of the hook drive. Hook slant of 89° 30’ Even hook movement for symmetry Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 15: Handwheel Positions

    • Needle bar height Stroke and pusher eccentric of the feed dog on right-hand machines • Thread pick-up disk • Eccentric for the puller Stroke and pusher eccentric of the feed dog on left-hand machines Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 16 2. Insert the locking peg (1) into the hole (2).  The locking peg (1) is seated in the corresponding slot of the adjusting disk (3). The machine has been locked in place. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 17: Adjusting The Adjusting Disk Relative To The Arm Shaft Crank

    A of the adjusting disk ( p. 13). 4. Move the arm shaft crank to the right until it makes contact with the arm shaft bearing. 5. Tighten the screws of the set collar. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 18: Placing The Toothed Belt At The Bottom

    To place the toothed belt at the bottom: 1. Place the toothed belt. Make sure both screws in slot C assume the position shown above and can be accessed with a screw driver ( p. 13). Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 19: Position Of Needle And Hook

    (4) - Screws (12) - Gear wheel (5) - Screws (13) - Eccentric (6) - Lower shaft bearing (14) - Set collar (7) - Thread trimmer (15) - Oil collection tray (8) - Hook carrier Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 20 20. Check the movement of the toothed belt on the lower toothed belt wheel. 21. If required, align the lower toothed belt wheel. 22. Tighten the screw (9). 23. Assemble the hook drive housing (10). 24. Top off the oil. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 21: Adjusting The Hook Drive Housing

    1. Disassemble the throat plate and the hook carrier with hook. 2. Loosen the screw (3). 3. Align the hook drive housing such that the hook shaft (5) abuts inside the cutout of the gage (1). 4. Tighten the screw (3). Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 22: Adjusting The Needle Evasive Movement (Ellipsis Width)

    The precise measurement of the evasive movement depends on the needle system and the needle strength. The evasive movement is calculated using the following formula: E = a + b + 0.1 +X Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 23 (5) - Screw (11) - Lower shaft (6) - Hook carrier To adjust the needle evasive movement: 1. Insert the needle. 2. Screw in the clamping sleeve (2). 3. Insert the dial gage (1). Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 24 17. Move the hook carrier (6) such that the distance of the hook tip from the needle is 0.1 mm. 18. Tighten screws (4) and (5). 19. Check the movement of the toothed belt. 20. If necessary, align the lower toothed belt wheel. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 25: Adjusting The Symmetry Of The Hook

    (1) - Gage (2) - Pointer To adjust the symmetry of the hook: 1. Fasten the gage (1) on the hook drive housing. 2. Assemble the pointer (2) on top of the hook shaft. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 26: Adjusting The Hook In The Hook Carrier

    If there are 2 hooks, the rear one must be aligned and tightened first, followed by the front one. To adjust the hook in the hook carrier: 1. Adjust the width using the gage as shown above. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 27: Adjusting Looping Stroke And Needle Bar Height

    3. Loosen the screw (3). 4. Turn screws (2) and (4) such that the hook tip behind the needle is in line with the middle of the needle. 5. Tighten the screw (3). Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 28 10. Shift the hook carrier in axial direction.  The distance between hook tip and groove is 0.1 mm. 11. Tighten the screw (3). Order Then check the following adjustment: • Symmetry of the hook movement ( p. 23) Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 29: Adjusting The Needle Guard

    4. Loosen the screw (2). 5. Push the needle guard up against the needle tip.  The needle must not be pushed aside any more than is required. 6. Tighten the screw (2). Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 30: Feed Dog

    3. Insert the gage (2) into the slot (1) of the pusher eccentric (3). 4. Turn the pusher eccentric (3) such that the edges of the gage (2) rest on the stitch regulator linkage (4). Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 31 Information Fig. 17: Adjusting the thrust movement of the feed dog (2) An exception in terms of the settings is the class 171-131110 without linkage shaft and permanently adjustable stitch lengths. Class 171-131110 can be retrofitted for use on hemming systems.

  • Page 32: Adjusting The Stroke Movement Of The Feed Dog

    Right-hand machine: Slot D ( p. 13) Set the 2 screw in the direction of rotation of the stroke eccentric (3) level with the 1 screw in the direction of rotation of the pusher eccentric (1). Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 33: Adjusting The Retention Spring On The Hook

    (4) when the machine is fully assembled and threaded. To check the amount of contact pressure exerted by the retention spring (3): 1. Erect the machine head. 2. Turn by hand. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 34: Adjusting The Thread Take-Up Disk

    When the machine is locked in place at top dead center of the needle bar, the thread take-up disk (3) is positioned 5 mm above the carrier plate (2) (slot E ( p. 13)). Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 35 2. Lock the machine in place in slot E ( p. 13). 3. Turn the thread take-up disk (3). Use the gage (1) for measuring. 4. Push up the thread take-up disk (3). 5. Tighten the screws of the thread take-up disk (3). Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 36: Adjusting The Thread Trimmer

    (1) - Point Proper setting The hook thread behind the hook and the rear thread of the needle thread loop are picked up during cutting by the point (1) of the movable knife. Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 37 (4) - Movable knife (3) - Screws To disassemble the knife: 1. Loosen the screws (3). 2. Remove the movable knife (4). 3. Loosen the screws (1). 4. Disassemble the entire thread trimmer. Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 38  If the cut is not clean, sharpen the knives or assemble new knives. 5. Align the movable knife (4) by lightly turning in the screw (5) until the knife is set to the cutting position.  The movement of the knife must be smooth. Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 39 ③ ⑭ (2) - Screws (11) - Piston rod (3) - Screws (12) - Block (4) - movable knife (13) - Cylinder (9) - Edge (14) - Ball lever (10) - Knife carrier Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 40 • The cutting edges of the knife move over top of each other at approx 1 mm 8. Perform a cutting test by sewing with the shortest and with the longest stitch length. 9. If necessary, correct the point (1) slightly. Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 41 To adjust the thread advancing device for needle and hook thread: 1. Adjust the stop (17) to advance more or less thread.  The thread advancing device (18) is stepped. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 42: Adjusting The Sewing Foot Stroke

     The sewing foot sole must rest on the throat plate. To do so, turn the handwheel accordingly. 2. Place an object between sewing foot sole and throat plate that corre- sponds to the thickness of the sewing foot stroke. Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 43 9. To limit the path of the knee lever block, tighten the screw (2).  There is just enough space for the support plate (4) to swivel unhin- dered below the support lug (7). Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 44 (10) - Cylinder (11) - Screw The stroke of the cylinder (10) must be taken into account for the pneumatic sewing foot lift. The sewing foot stroke must be limited with screw (11). Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 45: Adjusting The Sewing Foot Stroke For Hinged Lever Feet

    ⑨ ⑤ 1 mm ⑧ ⑤ ④ ⑥ (3) - Pressure sleeve (7) - Support lug (4) - Support plate (8) - Lifter bracket (5) - Block (9) - Screw (6) - Sleeve Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 46 (10) - Cylinder (11) - Screw The stroke of the cylinder (10) must be taken into account for the pneumatic sewing foot lift. The sewing foot stroke must be limited with screw (11). Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 47: Stitch Lengths

    30 mm. To adjust the normal stitch length: 1. Loosen the screw (3). 2. Insert a pin into the hole (1). 3. Adjust the linkage shaft (2) accordingly. 4. Tighten the screw (3). Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 48: Adjusting Stitch Condensing For The Bottom Feed

     11 punctures equal a measurement of 12 mm. 3. Insert the screw driver into the cutout (3). 4. Loosen the screw (2). 5. Adjust the stop (1) accordingly. 6. Tighten the screw (2). Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 49: Adjusting Stitch Condensing For The Puller

    Carry out condensing stitches by pressing the button on the machine arm.  11 punctures equal a measurement of 13 mm. 3. Loosen the counternut (2). 4. Adjust the stop (1) accordingly. 5. Tighten the counternut (2). Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 50: Puller

    2. Loosen the screws of the eccentric (2) until the eccentric (2) can be turned on the arm shaft with minimal force. 3. Insert a screw driver into the slot (3) of the eccentric. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 51: Adjusting The Distance Between Carrier Roller And Needle

    The distance between the middle of the carrier roller and the middle of the needle is 30 mm. To adjust the distance between the carrier roller and needle: 1. Loosen the screw (1). 2. Adjust the distance. 3. Tighten the screw (1). Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 52: Adjusting The Lift Stroke Of The Carrier Roller

    There must be a gap of approx. 0.2 mm between carrier roller and throat plate. To adjust the lower end position: 1. Loosen the counternut (5). 2. Turn the threaded pin (6). 3. Tighten the counternut (5). Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 53: Adjusting The Carrier Roller Pressure

    1. Loosen the screw (1). 2. Move the cylinder. • To increase pressure: Push the cylinder towards the A • To reduce pressure: Push the cylinder towards the B 3. Tighten the screw (1). Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 54: Fabric Deflector

    Proper setting The toothed belt is tensioned enough to ensure an exact transmission of the carrier roller step lengths. Disturbance If too great, the toothed belt tension can result in excessive wear and malfunctions. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 55: Changing The Carrier Roller

    * If assembled accordingly, the asymmetric carrier roller can effect a different position relative to the seam / folding of the material. The asymmetric carrier roller can also be used on 2-needle machines. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 56: Edge Pinker

    (3) - Edge pinker (2) - Lever To disassemble the edge pinker: 1. Move the lever (2) to the right. Make sure the lever (2) snaps into place. 2. Loosen the screw (1). Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 57: Changing The Knives

    Take measurements A and B using a gage or another suitable tool. Measurement A: approx. 2.8 mm Measurement B: approx. 1.8 mm  The new knives must later be set to the same measurement. Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 58 The spring (5) will drop out of its holder above the top knife (1). Pick up the spring (5) as it needs to be reinserted later. 4. Loosen the screw (3). 5. Remove the top knife (1). Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 59 (2). Important The point of the top knife (1) must plunge exactly 1 mm into the cutout of the bottom knife (2). 10. Loosen the nut (6). 11. Loosen the threaded pin (7). Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 60 13. Screw in the threaded pin (7) and lock it with the nut (6). The position of the threaded pin (7) determines the cutting pressure. 14. Lubricate the guide surfaces (9). 15. Adjust the cutting pressure ( p. 59). Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 61: Adjusting The Cutting Pressure

    3. Screw the threaded pin (1) in or out until you have reached the desired cutting pressure. Important The point of the top knife (3) must plunge exactly 1 mm into the cutout of the bottom knife. 4. Tighten the nut (2). Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 62: Adjusting Point In Time For Cutting

    (4) - Arm cover To adjust the point in time for cutting: 1. Loosen the screws (2). 2. Disassemble the control panel (1). 3. Loosen the screw (3). 4. Disassemble the arm cover (4). Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 63 8. Perform a sewing test. Readjust the point in time for cutting if necessary. 9. Assemble the arm cover (4). 10. Tighten the screw (3). 11. Assemble the control panel (1). 12. Tighten the screws (2). Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 64: Checking The Seam Pattern

    Edge pinker 12.5 Checking the seam pattern Proper setting Fig. 51: Checking the seam pattern Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 65: Adjusting The Chain Cutter

     The chain cutter is set correctly when the knife (2) - exerting minimum pressure - lies flat and straight in the slot of the throat plate. 9. Check the position and pressure of the knife (2) and adjust if necessary. 10. Tighten the screws (1). Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 66 Edge pinker Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 67: Programming

    (1) - Power LED (5) - Seam program button group (2) - Thread button group (6) - LED for 2 stitch length (3) - Function button (7) - Display (4) - Programming button group Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 68 Soft start • Activates or deactivates the soft start Speed • Reduces the motor speed Function button • Activates or deactivates any stored function Programming button group • Ends parameter mode Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 69 • Starts or ends the parameter mode • Decreases parameter • Changes user level • Selects subprogram • Decreases parameter • Changes to next lower category • Selects subprogram • Decreases parameter • Selects subprogram Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 70 • Resets the (piece) counter Seam program button group Seam program I • Activates seam program I Seam program II • Activates seam program II Seam program III • Sets seam program III Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 71: Adjusting The Electropneumatic Switching Of The Carrier Roller

    3. Use the buttons A+, B+, C+ and D+ to enter the desired s.p.m. 4. Press the button to save the setting. 5. To switch to sewing mode, press the button. For additional parameter settings, refer to  Parameter list. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 72: Adjusting Subclass 550-121 For Machines With An Edge Pinker

     You are on the Technician level. 3. Select parameter t 51 04. 4. Press the button. 5. Use the buttons A+/A- to select class 171. 6. Press the button. 7. Use the buttons A+/A- to select subclass 550-121. 8. Press the button.

  • Page 73: Maintenance

    Maintenance intervals Work to be carried out Operating hours  Remove sewing dust and thread residues  Top off the oil  Check the hook lubrication  Service the pneumatic system Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 74: Cleaning

    2. If present, disassemble the edge pinker ( p. 54). 3. Remove any lint and thread remnants using a compressed air gun or a brush. 4. If present, empty the waste bin of the edge pinker. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 75: Lubricating

    • Flash point: 150 °C You can order the lubricating oil from our sales offices using the following part numbers: Container Part no. 250 ml 9047 000011 9047 000012 9047 000013 9047 000014 Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 76: Checking The Lubrication Of The Machine Head

    (1) - Screw (3) - MAX marking (2) - Oil reservoir (4) - MIN marking To top off the oil: 1. Switch off the machine. 2. Tilt the machine head. 3. Loosen the screw (1). Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 77: Servicing The Pneumatic System

    2. Turn the pressure regulator until the pressure gage (2) indicates the proper setting: • Increase pressure = turn clockwise • Reduce pressure = turn counterclockwise 3. Push the pressure regulator (1) down. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 78: Draining The Water-Oil Mixture

    2. Place the vessel under the drain screw (3). 3. Loosen the drain screw (3) completely. 4. Allow the water-oil mixture to drain into the vessel. 5. Tighten the drain screw (3). 6. Connect the machine to the compressed air supply. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 79: Cleaning The Filter Element

    6. Wash out the filter tray using benzine. 7. Tighten the filter element (1). 8. Tighten the collection tray (2). 9. Tighten the drain screw (3). 10. Connect the machine to the compressed air supply. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 80: Parts List

    Maintenance 14.4 Parts list A parts list can be ordered from Dürkopp Adler. Or visit our website for further information at: www.duerkopp-adler.com Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 81: Decommissioning

    5. Cover the control panel to protect it from soiling. 6. Cover the control to protect it from soiling. 7. Cover the entire machine if possible to protect it from contamination and damage. Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 82 Decommissioning Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 83: Disposal

    When disposing of the machine, be aware that it consists of a range of different materials (steel, plastic, electronic components, etc.). Follow the national regulations when disposing these materials. Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 84 Disposal Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 85: Troubleshooting

    Thread-guiding parts, such Check threading path as thread tube, thread guide or thread take-up disk, are sharp-edged Throat plate, hook or Have parts reworked by qualified spread have been specialists damaged by the needle Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 86 Needle thread and hook Check threading path thread have not been threaded correctly Needle breakage Needle thickness is Use recommended needle unsuitable for the sewing thickness material or the thread Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 87: Technical Data

    • Sewing material: 2-layer material G1 DIN 23328 Class 173-141110, 173-141521 = 79.0 dB (A); K = 1.33 dB (A) at • Stitch length: 3.2 mm • Speed: 4000 rpm • Sewing material: 3-layer material G1 DIN 23328 Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 88: Data And Characteristic Values

    Mains frequency [Hz] 50/60 Operating pressure [bar] Length [mm] Width [mm] Height [mm] Weight [kg] Power input [kVA] 18.2 Requirements for fault-free operation Compressed air quality must conform to ISO 8573-1: 2010 [7:4:4]. Service Instructions 171/173 - 00.0 - 01/2020...

  • Page 89: Appendix

    Appendix 19 Appendix Wiring diagram Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 90 Appendix Service Instructions 171/173 - 00.0 - 01/2020...
  • Page 92 DÜRKOPP ADLER AG Potsdamer Straße 190 33719 Bielefeld GERMANY Phone +49 (0) 521 / 925-00 E-mail service@duerkopp-adler.com www.duerkopp-adler.com...

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