Dürkopp Adler 52Xi Service Instructions Manual
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Dürkopp Adler 52Xi Service Instructions Manual

Dürkopp Adler 52Xi Service Instructions Manual

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52Xi
52Xi-75
Service Instructions

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Summary of Contents for Dürkopp Adler 52Xi

  • Page 1 52Xi 52Xi-75 Service Instructions...
  • Page 2 IMPORTANT READ CAREFULLY BEFORE USE KEEP FOR FUTURE REFERENCE All rights reserved. Property of Dürkopp Adler GmbH and protected by copyright. Any reuse of these contents, including extracts, is prohibited without the prior written approval of Dürkopp Adler GmbH. Copyright © Dürkopp Adler GmbH 2023...

  • Page 3: Table Of Contents

    Manual foot lifting..............38 Foot lifting with knee lever ............39 Foot lifting with solenoid ............40 Needle bar and hook .............. 41 Needle bar height, needle and hook point clearance ....41 Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 4 12.2.2 Lubricating the machine 52Xi_188_294 mm ......71 12.2.3 Hook lubrication ................ 72 12.3 Parts list ..................73 Decommissioning..............75 Disposal................... 77 Errors in the sewing process ..........79 Technical parameters............. 81 Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 5: About These Instructions

    Steps to be performed when operating the machine (sewing and equipping) Steps to be performed for service, maintenance, and installation Steps to be performed via the software control panel Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 6 Safety ( p. 7). If no other clear location information is used in a figure, indications of Location information right or left are always from the user's point of view. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 7: Other Documents

    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 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 8 About these instructions Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 9: Safety

    • Setting up the machine • 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 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • 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 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 11 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 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 12 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 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 13: Working Basis

    3. Cut off any overlapping cable ties. NOTICE Property damage may occur! Excess cable can impair the functioning of moving machine parts. This impairs the sewing function and can result in damage. Lay excess cable as described above. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 14: Removing The Covers

    Access to the underside of the machine Cover In order to access the components on the underside of the machine, you must first swivel up the machine head. Pic. 1: Access to the underside of the machine Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 15: Removing And Placing The Arm Cover

    (2) - Screws Removing the arm cover 1. Loosen the screws (2). 2. Remove the arm cover (1). Placing the arm cover 1. Place the arm cover (1). 2. Tighten the screws (2). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 16: Removing And Placing The Head Cover

    (2) - Screws Removing the head cover 1. Loosen the screws (2). 2. Remove the head cover (1). Placing the head cover 1. Place the head cover (1). 2. Tighten the screws (2). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 17: Disassembling And Assembling The Throat Plate

    (1) - Slide plate (2) - Screws Disassembling the slide plate 1. Loosen screws (2). 2. Remove the slide plate (1). Montáž zásuvné desky 1. Insert the slide plate (1). 2. Tighten screws (2). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 18: Disassembling And Assembling The Feed Dog

    This stabilizes the connection and makes setting easier. The first screw in the direction of rotation is always screwed on to a flat surface. Important Always ensure that the screws are completely flush with the surface. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 19: Locking The Machine In Place

    3. Insert the locking pin (3) with end ø 5 mm into arresting groove (2). Removing the lock 1. Pull the locking pin (3) out from arresting groove (2). 2. Insert the plug into the locking opening (4). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 20 Working basis Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 21: Zigzag Stitch Mechanism Of Machines 523, 524, 527

    Repeat this 8 times (2 revolutions of the main shaft), until the eccentric bolt (2) position with the smallest tooth clearance is found. 4. Locate the eccentric bolt (2) in this position and fix it with a screw (1). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 22: Timing Of Zigzag Stitch To Needle Motion

    4. Tighten the screws (2). 5. Check whether the needle is without any motion at the time when it sis stabbed in the sewn material and adjust the setting, if needed. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 23: Straight Stitch Alignment

    7. Tighten the screws (3). 8. Fix the lever (6) with the screw (7), so that the mark (1) is located oppo- site the zero on the zigzag stitch scale (2). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 24: Zigzag Stitch Width

    Measure their distance. 7. Change the lever position (1) until the distance of the holes complies with the proper setting. 8. Shift the screw (2) to the stop and tighten it. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 25: Needle Stab Position Setting In Feeding Direction

    4. Adjust the regulating screw (2) so that the lost motion (play) of the needle bar holder in the arrow direction is the smallest achievable one; rubbing must not occur. 5. Tighten the screw (4). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 26: Lateral Setting Of Needle Stab Position

    8. Set the maximum zigzag stitch width and adjust the positions of the needle lateral motion dead centers as per proper setting. 9. Tighten both screws (2) properly. 10. Replace the cover (1) and hole stop (3). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 27: Lateral Setting Of Central Straight Stitch Position

    1. Set the zero width of the zigzag stitch with the lever (1). 2. Loosen the screws (3). 3. Shift the lever (2) until the needle shifts in the lateral direction to the throat plate needle hole center. 4. Tighten the screws (3). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 28: Lateral Setting Of Straight Stitches On Throat Plate Needle Hole Edges, Arresting Of Zigzag Stitch Setting Mechanism

    (4). 4. Locate stop (9) to the lever (1) and fix it with the screw (10). 5. Adjust the arresting lever (5) in this position. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 29 9. Tighten the screw (7). Information If the sewing equipment does not allow using the maximum zigzag stitch width, screw the regulating screw (11) into the lever (1) and fix it in the central position. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 30: Form Stitch Mechanism Of Machine 525

    (2) - Regulating ring (4) - Screws 1. Dismantle the arm cover ( p. 13). 2. Loosen 2 screws (3) of the regulating ring (2). 3. Loosen 4 screws (4) on the conical worm (1). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 31 5. Tighten 4 screws (4) on the conical worm (1). 6. Move the regulating ring (2) on touch with the conical worm (1). 7. Tighten 2 screws (3). 8. Check the toot clearance. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 32: Roller Bolt Position Of Form Stitch Steering Cam

    (3) and try to turn the eccentric bolt (4) to a different position and test whether the needle is changing its position. Repeat this until the eccentric bolt (4) position is found where the needle position does not change. 5. Tighten the screw (3). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 33: Setting Of Needle Stab Position

    5. Shift the conical worm (2) on touch with the regulating ring (3). 6. Tighten 4 screws (4). 7. Check whether the needle is without any motion at the time when it is stabbed in the sewn material and adjust the setting, if needed. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 34: Feeding And Presser Foot

    3. Shift the lever (2) in the arrow direction until its fork is in bilateral contact with the screw spherical end on the knob (1) axis. 4. Tighten the screws (3). 5. Check whether the backtacking lever (4) performs any lost motion in this position. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 35: Zero Stitch Length

    2. Tilt the machine ( p. 12). 3. Loosen the screw (2). 4. Shift the sleeve (1) until the position is found where the connecting rod (3) stops moving. 5. Tighten the screw (2). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 36: Feed Dog Position In Throat Plate Recess And Its Height

    5. Tighten the screws (4) and (2). 6. Set the maximum stitch length and check whether the spaces (6) and (7) are the same in the dead centers of the feed dog motion. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 37: Timing Of Feed Dog Motion Eccentric

    5. Tighten gradually the 2 screws (3). 6. Loosen 2 screws (7). 7. Turn the shaft (4) manually.  Mark on the ring (5) coincides with the mark on the connecting rod (6). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 38 Feeding and presser foot Pic. 25: Timing of feed dog motion eccentric (2) ① ⑦ ⑧ (7) - Screws (8) - Pulley 8. Tighten 2 screws (7) of the pulley (8). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 39: Backtacking With Solenoid

    3. Loosen the screw (2), press the lever (1) down to the stop, and put it back by approximately 1 mm. 4. Tighten the screw (2). 5. Test whether its movable core does not strike the fixed one when the solenoid is switched on. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 40: Manual Foot Lifting

    2. Place am object of thickness 5,5 mm under the foot. 3. Loosen the screw (3). 4. Lift the hand lever (1), press the driver (2) down to the lever (1). 5. Tighten the screw (3). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 41: Foot Lifting With Knee Lever

    4. Tighten the screw (1). 5. Try to adjust the ring (3) position and test how big the foot stroke with the knee lever is. Repeat this until the prescribed foot lifting is achieved. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 42: Foot Lifting With Solenoid

    8. Insert the core (5) back in the solenoid, press it down and find out how big the solenoid stroke is. Repeat the procedure until the prescribed value is achieved. 9. Lock the screw (7) position with the screw (6). 10. Mount the solenoid cover (1). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 43: Needle Bar And Hook

    3. Locking the machine in place ( p. 17). 4. Loosen two screws (1), shift the hook to the distance (A) and the hook point (2) onto the needle axis (3). 5. Tighten two screws (1). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 44: Bobbin Case Driver

    1. Dismount the throat plate ( p. 15). 2. Tilt the machine ( p. 12). 3. Loosen the screw (1). 4. Shift the driver (2) to the distance (A) = 0,7 mm. 5. Tighten the screw (1). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 45: Hook Lifting

    4. Turn the hand wheel until the bobbin case lifter (5) is in the maximum lifting position (left position). Loosen the screw (3) and turn the bobbin case lifter so that the space (B) = 0,4 to 0,8 mm is achieved according to the thread thickness. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 46 (1). Sew and watch the size of the space (C) at the moment when the thread is passing through the space. Correct the timing so that (C) = 1 mm. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 47: Thread Mechanism

    (4) - Guide 1. Set the thread limiter position (1) as shown in the picture and in com- pliance with the proper setting. 2. Loosen the screw (6)and dismantle the tensioner (5). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 48 7. Turn the whole tensioner (5) so that the spring end (3) is in the same height as the guide top edge (4). 8. Tighten the screw (6). 9. Sew several stitch and check the spring proper setting. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 49: Bobbin Winder

    0,5 mm to the right and tighten the screw. Then tighten also the other belt pulley fixing screw. 6. Adjust the switch lever (5) with the screw (6) and test whether the adjustment complies with the proper setting. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 50: Thread Trimming

    4. Set with the screw (3) the counter knife pressure according to proper setting and check perfect thread trimming. 5. Mount the plate (2) back again so that the lever (4) is in the recess of thread-pulling knife (5). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 51: Driver

    1. Tilt the machine ( p. 12). 2. Loosen the screw (3). 3. Shift the trimming knife (2) as per proper setting. 4. Place the driver (4) on touch with casing (5). 5. Tighten the screw (3). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 52: Trimming Cam

    (1). 6. Tighten the 2 ring screws (2). 7. Turn the cam (1) by slot (4) to the roller (3). 8. Tighten the 2 cam screws (1). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 53: Puller

    The press button (4) activates the mode to lift the puller automatically (the function will be set on the control panel). Pic. 39: Puller ① ② ④ ③ (1) - Setting wheel (3) - Puller (2) - Hand lever (4) - Press button Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 54: Synchronous Operation Of Bottom Feed And Puller

     The synchronization moment then comes up – the feeding wheel will feed synchronously with the feed dog. 6. Tighten two screws (2) of the eccentric (1). 7. Fit the arm cover again ( p. 13). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 55: Distance From Puller To Needle

    1. Loosen the screw (1). 2. Turn the frame (2) on the axis.  The distance between the feeding wheel center and the needle axis must be 29 mm. 3. Tighten the screw (1). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 56: Puller Lifting

    ④ ⑥ ⑦ (1) - Frame (5) - Pneumatic cylinder (2) - Pin (6) - Clearance for setting screw (7) (3) - Setting screw (7) - Setting screw (4) - Safety nut Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 57 Correction of bottom end position 1. Loosen the safety nut (4). 2. Turn the adjusting screw (3): • Lifting: turn clockwise • Lowering: turn anti-clockwise 3. Tighten the safety nut 4). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 58: Toothed Belt Tensioning

     Tighten the toothed belt (3) according to the correct setting. Bottom toothed belt correction 1. Loosen the screw (5). 2. Shift the lever (4).  Tighten the toothed belt (6) according to the correct setting. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 59: Puller Pressure

    2. Shift the pneumatic cylinder (1): • In the arrow direction (A) – the pressure is reduced • In the arrow direction (B) – the pressure is increased 3. Tighten the screw (2). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 60: Feeding Wheel Replacement

    4. Mount and tighten the nut (1). Pic. 46: Feeding wheel replacement 2 ⑤ ② ③ ④ ⑥ ① (1) - Screw (4) - Nut (2) - Washer (5) - Feeding wheels (3) - Lever (6) - Shaft Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 61 0933 005737 A Rubber-coated feeding wheel - width 15 mm 0933 005738 A Toothed feeding wheel/44 teeth - width 15 mm 0933 005737 Toothed feeding wheel/88 teeth - width 15 mm 0933 005736 Toothed feeding wheel/88 teeth - width 9 mm Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 62: Setting Of Cam Torsion Spring Pressure On Step Length Setting Wheel Screw

    (8). 4. Turn the setting ring (8) in the direction of the spring winding and lean it against the rod (7). 5. Tighten two setting screws (7). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 63: Disk Brake Pressure Setting

    2. The setting ring should be able to freely move on the shaft. 3. Press the spring (3) with the setting ring (2) to the brake disc (4) to the value of 7 mm. 4. Tighten two fastening screws (1). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 64: Electronic Control And Sewing Machine Drive

    We recommend to use a conductive foam underlay but not as the protec- tive cover of the PCB. Pay attention not to pull the PCBs over any surface. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 65 VR - backtackingFL - foot lifting FA - thread trimmingFSPL - tread tension FW - thread wiperTWA - Puller X14light barrier Solenoids and ventils of the socket X13 are always connected against +24V. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 66 Electronic control and sewing machine drive Example of puller connection: Power supply for the ventil of pullerlifting is connected to the pins +24V and TWA on the socket X13. Pic. 51: Puller connection Puller (ventil) Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 67: Maintenance

    Operating hours Check the bobbins for wear and damage and replace them  if necessary Cleaning Removing lint and threads remnants  Lubricating Lubricating the head machine  Lubricating the hook  Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 68: Cleaning

    Sewing dust and thread residues should be removed after every 8 operat- ing hours using a compressed air gun or a brush. If very fluffy sewing material is being sewn the machine must be cleaned more frequently. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 69 • Area under the throat plate (2) • Hook (3) • Knife on the winder for the hook thread (4) 1. Remove any dust and thread residues using a compressed air gun or a brush. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 70: Lubricating

    2. Once a week, the machine should be thoroughly cleaned of all dirt and oil deposits. The entire machine should be carefully inspected to ensure that no parts are damaged and that all mechanisms are working prop- erly. Any defects found must be rectified immediately. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 71 • 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 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 72: Lubricating The Machine Head

    The oil level must not raise above the MAX marking (2) or drop below the MIN marking (3). 1. Fill oil through the oil filler opening (1) up to the MAX marking (2). Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 73: Lubricating The Machine 52Xi_188_294 Mm

     The level is correct as soon as the oil starts to flow out through the inspection hole (3). 5. Tighten the screw in the inspection hole (3). 6. Tighten the screw in the filling hole (1). 7. Erect the machine head. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 74: Hook Lubrication

    • Fill oil through the oil filler opening (4) up to the MAX marking (5). Important • The released amount of oil does not change until the operating time has run a few minutes. Sew for several minutes before you check the setting again. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 75: Parts List

    Maintenance 12.3 Parts list A parts list can be ordered from Dürkopp Adler. For more information visit our website: www.minerva-boskovice.cz www.duerkopp-adler.com Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 76 Maintenance Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 77: 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 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 78 Decommissioning Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 79: 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 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 80 Disposal Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 81: Errors In The Sewing Process

    Check the assembly of the reel incorrectly stand Thread tensions are too Check the thread tensions tight Throat plate, hook or Have parts reworked by qualified spread have been specialists damaged by the needle Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 82 Needle thread and hook Check the threading path thread have not been threaded correctly Needle breakage Needle strength is Use the recommended needle unsuitable for the sewing strength material or the thread Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...

  • Page 83: Technical Parameters

    ** Mentioned speed’s value of sewing must not be exceed with a respect to the machine’s lifetime. Can not be guaranteed her achievement un- der any conditions, Usually is necessary to do reduction her speed’s value according to use thread, needle and sewn material. Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 84 1600 x 600 mm (525i-75-66) Machine height (including thread stand) 1490 mm Acoustic pressure equivalent level of a separate machine 83 dB/A at workplace at 20% machine utilization under standard sewing conditions in a shift Service Instructions 52Xi, 52Xi-75 - 03.0 - 09/2023...
  • Page 86 DÜRKOPP ADLER GmbH Potsdamer Str. 190 33719 Bielefeld Germany Telefon: +49 (0) 521 925 00 e-mail: service@duerkopp-adler.com www.duerkopp-adler.com...

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525i-75

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