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H868
Operating Manual

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Summary of Contents for DURKOPP ADLER H868

  • Page 1 H868 Operating Manual...
  • Page 2 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 - 2013...
  • Page 3: Table Of Contents

    Stitch length..................34 5.13 Setting quick functions at the keypad ..........36 5.14 Sewing....................39 5.15 Maintenance ..................40 5.15.1 Cleaning the machine................41 5.15.2 Checking the oil level................42 5.15.3 Checking the pneumatic system............44 5.16 Customer service.................46 Set-up ....................47 Operating manual H868 Version 00.0 - 07/2013...
  • Page 4 Fitting and connecting the sewing lamp transformer ......62 6.13.3 Connecting the direct drive..............64 6.14 Pneumatic connection .................64 6.14.1 Fitting the maintenance unit ..............64 6.14.2 Setting the operating pressure ............66 6.15 Lubrication ...................67 6.16 Sewing test ..................69 Decommissioning................71 Disposal....................73 Appendix ....................75 Operating manual H868 Version 00.0 - 07/2013...
  • Page 5: About This Manual

    About this manual 1 About this manual This operating manual for the special sewing machine H868 was compiled with the utmost care. It contains information and notes in order to make long-term and reliable operation possible. Should you notice any discrepancies or if you have improvement requests, then we would be glad to receive your feedback, ...
  • Page 6: Symbols And Characters Used

    European and national regula- tions. The intended use of the built-in components is described in the corresponding manuals of the manufacturers. Operating manual H868 Version 00.0 - 07/2013...
  • Page 7: Liability

    Report all other complaints to Dürkopp Adler immediately after receiving the product. 1.7 Intended use The Dürkopp Adler H868 is for intended for sewing moderately heavy to heavy material. Moderately heavy material requires needles strengths of 140 – 180 Nm, heavy material requires needles strengths of 180 - 250 Nm.
  • Page 8 Danger due to high voltage, crushing and sharp objects. Improper use can result in injuries. Please follow all instructions in the manual. ATTENTION Improper use could result in material damage. Please follow all instructions in the manual. Operating manual H868 Version 00.0 - 07/2013...
  • Page 9: Performance Description

    Performance description 2 Performance description The Dürkopp Adler special sewing machine H868 is equipped with an extra-large 3XL hook with a 40 mm bobbin diameter. The clearance under the sewing feet when lifted is max. 25 mm. The subclasses have a DC drive with a reversing mechanism, required in order to position the needle above the feet.
  • Page 10: Declaration Of Conformity (Ce)

    9850 001089 Power supply unit for integrated sewing lamp and 1-diode sewing lamp   0797 003031 Pneumatic connection package for connecting frames with maintenance unit   N800 080007 Rollers and straight stop Operating manual H868 Version 00.0 - 07/2013...
  • Page 11: Technical Data

    Maximum needle strength [Nm] Sewing thread thickness 8/3, braided thread 1.2 mm Stitch length, forwards / backwards [mm] 12 / 12 Number of adjustable stitch lengths Maximum number of stitches 1800 Operating manual H868 Version 00.0 - 07/2013...
  • Page 12 9 mm Maximum stroke height (only with reversing mechanism) Maximum sewing foot stroke Positive operating pressure [bar] Air consumption [NL] Rated voltage [V/Hz] 1x230 V - 50/60 Hz Rated power [kVA] 375 W Operating manual H868 Version 00.0 - 07/2013...
  • Page 13: Safety Instructions

    All warnings and safety signs on the machine must always be in legible condition and may not be removed. Missing or damaged labels must be replaced immediately. Operating manual H868 Version 00.0 - 07/2013...
  • Page 14: Signal Words And Symbols Used In Warnings

    Death or serious injury possible. CAUTION Moderate to minor injuries possible. ATTENTION Damage possible. Symbols In the case of dangers to personnel, the following symbols indicate the type of hazard: Symbol Type of danger General danger Operating manual H868 Version 00.0 - 07/2013...
  • Page 15 Consequences in the event of noncompliance Measures for avoiding the danger This is what a hazard note looks like for a hazard that could result in moderate or minor injury if not complied with. Operating manual H868 Version 00.0 - 07/2013...
  • Page 16 Type and source of the danger Consequences in the event of noncompliance Measures for avoiding the danger This is what an hazard note looks like for a hazard that could result in environmental damage if not complied with. Operating manual H868 Version 00.0 - 07/2013...
  • Page 17: Device Description

    (11) - Adjusting wheel for the sewing (4) - Oil level indicator foot pressure (5) - Adjusting wheels for the stitch (12) - Adjusting wheels for the length sewing foot stroke (6) - Stitch adjustment lever Operating manual H868 Version 00.0 - 07/2013...
  • Page 18 Device description Operating manual H868 Version 00.0 - 07/2013...
  • Page 19: Operation

    • Press the main switch (2) down to position I. The indicator lamps (3) and (4) light up. To switch off the power: • Press the main switch (2) up to position 0. The indicator lamps (3) and (4) go out. Operating manual H868 Version 00.0 - 07/2013...
  • Page 20: Inserting And Replacing The Needle

    The procedure for the second needle of 2-needle machines is identical. • Align the needles in such a way that the grooves face away from each other. Each groove then faces the hook that belongs to this needle. Operating manual H868 Version 00.0 - 07/2013...
  • Page 21: Threading In The Needle Thread

    1. Fit the thread reel on the thread reel holder (1). 2. Insert the thread from the rear to the front through a hole in the guide. Thread the unwinding bracket (2). Operating manual H868 Version 00.0 - 07/2013...
  • Page 22 5. Guide the thread clockwise around the main tensioner (5). 6. Guide the thread under the additional screw (6) to the thread tensioning spring. 7. Lift the tightening lever (9) with the thread. 8. Pull the thread under the spring tip (8). Operating manual H868 Version 00.0 - 07/2013...
  • Page 23 16. Pull the thread through the needle eye (12) until the loose thread end has a length of 4 cm in the highest position at the thread lever (10). Operating manual H868 Version 00.0 - 07/2013...
  • Page 24: Inserting And Winding On The Hook Thread

    5.4 Inserting and winding on the hook thread WARNING Risk of injury by the needle point and moving parts Switch off the sewing machine before inserting the thread. Operating manual H868 Version 00.0 - 07/2013...
  • Page 25 2nd thread guide (5): from top to bottom through the left hole, from bottom to top through the hole in the middle and finally from top to bottom through the right hole. Operating manual H868 Version 00.0 - 07/2013...
  • Page 26 1. Switch on the sewing machine. 2. Press the foot pedal forwards. The machine sews and winds the hook thread from the thread Operating manual H868 Version 00.0 - 07/2013...
  • Page 27: Replacing The Hook Thread Bobbin

    1. Lift the hook flap (1). 2. Remove the empty bobbin. 3. Insert the full bobbin so that it moves in the opposite direction of the hook when the thread is pulled out. Operating manual H868 Version 00.0 - 07/2013...
  • Page 28: Adjusting The Thread Tension

    Figure 12: interlacing (1) - Identical needle thread and hook thread tension (2) - Hook thread tension higher than needle thread tension (3) - Needle thread tension higher than hook thread tension Operating manual H868 Version 00.0 - 07/2013...
  • Page 29: Adjusting The Needle Thread Tension

    • Turn the adjusting wheel clockwise. To reduce the tension: • Turn the adjusting wheel counterclockwise. The pre-tensioner (1) holds the thread in position if main tensioner (3) and additional tensioner (2) are open completely. Operating manual H868 Version 00.0 - 07/2013...
  • Page 30: Adjusting The Hook Thread Tension

    The hook thread tension is adjusted using the adjusting screw (1). To increase the tension: • Turn the adjusting screw (1) clockwise. To reduce the tension: • Turn the adjustment screw (1) counterclockwise. Operating manual H868 Version 00.0 - 07/2013...
  • Page 31: Setting The Thread Regulator

    1. Loosen the regulator screw (2). 2. To increase the tension: Slide the thread regulator (1) to the right. To reduce the tension: Slide the thread regulator (1) to the left. 3. Tighten the regulator screw (2). Operating manual H868 Version 00.0 - 07/2013...
  • Page 32: Lifting The Sewing Feet

    There is a lever at the back of the machine for holding the sewing feet in the upper position. Figure 17: Holding the sewing feet in the upper position with the lever (1) - Sewing feet in raised position (2) - Raised position removed Operating manual H868 Version 00.0 - 07/2013...
  • Page 33: Sewing Foot Pressure

    Figure 18: Adjusting wheel for the sewing foot pressure (1) - Adjusting wheel for the sewing foot pressure To increase the sewing foot pressure: • Turn the adjusting wheel (1) clockwise. Operating manual H868 Version 00.0 - 07/2013...
  • Page 34: Sewing Foot Stroke

    To increase the sewing foot stroke: • Turn the adjusting wheel clockwise. To reduce the sewing foot stroke: • Turn the adjusting wheel counterclockwise. The left adjusting wheel (1) determines the normal sewing foot stroke. Operating manual H868 Version 00.0 - 07/2013...
  • Page 35 Always set the sewing foot stroke at the right adjusting wheel in such a way that it is at least as high as the sewing foot stroke at the left adjusting wheel. Operating manual H868 Version 00.0 - 07/2013...
  • Page 36: Stitch Length

    1) - Upper adjusting wheel for the (3) - Adjusting marks for indicating larger stitch length the stitch length selected (2) - Lower adjusting wheel for the (4) - Keypad key for the stitch length smaller stitch length Operating manual H868 Version 00.0 - 07/2013...
  • Page 37 Do not attempt to use brute force to select a smaller stitch length at the upper adjusting wheel. The stitch adjustment lever on the machine arm reduces the stitch length down to sewing backwards in the lower end position. Operating manual H868 Version 00.0 - 07/2013...
  • Page 38: Setting Quick Functions At The Keypad

    (6) - Key not assigned (3) - Key for the start and end (7) - Screws for the assignment of strips the additional switch (7) (4) - Key for the stitch length (8) - Additional switch Operating manual H868 Version 00.0 - 07/2013...
  • Page 39 Transferring a key function to the additional switch You can transfer one of the key functions to the additional switch. Select a function that you require frequently to be able to switch it on faster while sewing. Operating manual H868 Version 00.0 - 07/2013...
  • Page 40 To transfer a key function: 1. Turn all screws to their basic position (6) so that the slots are horizontal. 2. Turn the screw under the desired key 90° so that the slot is vertical (7). Operating manual H868 Version 00.0 - 07/2013...
  • Page 41: Sewing

    2. Push the material to be sewn into the initial position. Sewing: • Press the foot pedal forwards in pedal position +1: The machine sews. The sewing speed increases the further forward the pedal is pressed. Operating manual H868 Version 00.0 - 07/2013...
  • Page 42: Maintenance

    This maintenance work can be carried out by the operating personnel. Advanced maintenance work may only be carried out by qualified specialists.  Advanced maintenance work is described in the Service manual. Operating manual H868 Version 00.0 - 07/2013...
  • Page 43: Cleaning The Machine

    (2) - Hook column Areas particularly susceptible to soiling: • Cutter on the bobbin winder for the hook thread (1) • Hook (2) • Area around the needle / at the column (3) Operating manual H868 Version 00.0 - 07/2013...
  • Page 44: Checking The Oil Level

    Too little or too much oil can cause damage to the machine. Check the oil level on a daily basis and top up oil so that the oil level is always between the minimum and maximum markings. Operating manual H868 Version 00.0 - 07/2013...
  • Page 45 • Flash point: 150 °C ATTENTION Machine damage possible due to incorrect oil. An incorrect oil type can cause damage to the machine. Only use oil that complies with the data in the operating manual. Operating manual H868 Version 00.0 - 07/2013...
  • Page 46: Checking The Pneumatic System

    An incorrect pressure can cause damage to the machine. Check the pressure on a daily basis. Have the pressure adjusted by qualified specialists in accordance with the information in the  Service manual if the pressure deviates from the reference value. Operating manual H868 Version 00.0 - 07/2013...
  • Page 47 Machine damage possible if there is too much water. Too much water can cause damage to the machine. Check the water level every day and drain condensation water if there is too much water in the water separator. Operating manual H868 Version 00.0 - 07/2013...
  • Page 48: Customer Service

    Contacts for repair in the event of damage to the machine: Dürkopp Adler AG Potsdamer Str. 190 33719 Bielefeld, Germany Tel. +49 (0) 180 5 383 756 Fax +49 (0) 521 925 2594 E-mail: service@duerkopp-adler.com Internet: www.duerkopp-adler.com Operating manual H868 Version 00.0 - 07/2013...
  • Page 49: Set-Up

    Wear safety gloves and safety shoes when unpacking and setting up. 6.1 Checking the scope of delivery The delivery scope depends on the order. • Prior to set-up, check that all parts required are present. Operating manual H868 Version 00.0 - 07/2013...
  • Page 50 (8) - Frame (2) - Machine upper (5) - Pneumatics (9) - Drawer section (6) - Knee lever (10) - Table plate (3) - Oil pan (7) - Pedal (11) - Control panel Operating manual H868 Version 00.0 - 07/2013...
  • Page 51: Removing The Transport Securing Devices

    (7) - Holder for the oil can 1. Screw the cross bars (4) onto the frame bars (3). 2. Screw the oil can holder (7) at the rear to the upper cross bar (4). Operating manual H868 Version 00.0 - 07/2013...
  • Page 52: Fitting The Pedal

    Making your The table plate belongs to the optional delivery scope. If you want own table plate to make your own table plate, drawings with the dimensions are available in the  Appendix. Operating manual H868 Version 00.0 - 07/2013...
  • Page 53 2. Screw the oil pan (4) in place under the recess for the machine. 3. Screw the cable duct (7) to the underside of the table plate. 4. Insert the thread stand (1) into the hole. 5. Fasten the thread stand (1) with nut and washer. Operating manual H868 Version 00.0 - 07/2013...
  • Page 54: Fastening The Table Plate To The Frame

    (1) - Screw holes and screws 1. Place the table plate on the head sections of the inner bars. 2. Screw the table plate firmly in place at the 4 screw holes (1). Operating manual H868 Version 00.0 - 07/2013...
  • Page 55: Fitting The Controller

    1. Screw the controller (2) onto the 4 screw holders (1) under the table plate. 2. Clamp the power cable of the control (2) into the strain relief mechanism (3). 3. Screw the strain relief (3) under the table plate. Operating manual H868 Version 00.0 - 07/2013...
  • Page 56: Fitting The Setpoint Device

    2. Screw the setpoint device (2) onto the angle piece (1). 3. Pull the pedal rod (3) to the correct length: 10° inclination with pedal (4) released. 4. Attach the pedal rod (3). Operating manual H868 Version 00.0 - 07/2013...
  • Page 57: Inserting The Machine Upper Section

    1. Screw the upper hinge parts (1) onto the machine upper section. 2. Insert the upper hinge parts (1) into the rubber inlays (2). 3. Fold the machine upper section down and insert it in the recess. Operating manual H868 Version 00.0 - 07/2013...
  • Page 58: Fitting The Oil Extraction Line

    1. Fold the machine upper section back. 2. Screw the felt mat (2) into the oil pan with the plastic adapter on the right. 3. Insert the tube of the oil extraction line (1) into the plastic adapter. Operating manual H868 Version 00.0 - 07/2013...
  • Page 59: Fitting The Knee Lever

    2. Guide the connecting cable (2) to the back between the oil pan and the control. 3. Insert the plug (3) of the connecting cable in the socket of the control. Operating manual H868 Version 00.0 - 07/2013...
  • Page 60: Fitting The Mechanical Knee Lever

    2. Fit the transmission rod (1) in the oil pan. 3. Screw the knee lever (3) rods together. 4. Guide the rod (3) through the hole in the oil pan (2) and connect it to the transmission rod (1). Operating manual H868 Version 00.0 - 07/2013...
  • Page 61: Fitting The Control Panel

    1. Unscrew the valve cover (4) and upper machine cover (5). 2. Screw the control panel (1) firmly onto the control panel bracket (2). 3. Install the connecting cable through the cable duct (3). Operating manual H868 Version 00.0 - 07/2013...
  • Page 62 • Leave the cover open until the sewing lamp has been installed and the sewing lamp cable has been laid. 7. Screw the valve cover (4) and upper machine cover (5) back into place. Operating manual H868 Version 00.0 - 07/2013...
  • Page 63: Electrical Connection

    Make sure the power plug cannot be unintentionally reinserted. • Unscrew the valve cover and upper machine cover  Section 6.12 Fitting the control panel). The upper machine cover has pre-drilled holes for attaching the sewing lamp. Operating manual H868 Version 00.0 - 07/2013...
  • Page 64: Fitting And Connecting The Sewing Lamp Transformer

    Disconnect the power plug before fitting and connecting the sewing lamp transformer. Make sure the power plug cannot be unintentionally reinserted. Operating manual H868 Version 00.0 - 07/2013...
  • Page 65 (1) - X3 connection (3) - Adapter cover screws (2) - 24V/X5 connection (4) - Screw holder 1. Loosen the screw holder (4) for the control far enough to allow the control to be removed.. Operating manual H868 Version 00.0 - 07/2013...
  • Page 66: Connecting The Direct Drive

    An incorrect pressure can cause damage to the machine. The system pressure for the pneumatic unit is 8 – 10 bar. Make sure that the system pressure is set correctly before fitting the pneumatic unit. Operating manual H868 Version 00.0 - 07/2013...
  • Page 67 2. Connect the machine tube (1) coming out of the upper section to the maintenance unit (2) at the top right. 3. Connect the system connection tube (3) to the pneumatic system. Operating manual H868 Version 00.0 - 07/2013...
  • Page 68: Setting The Operating Pressure

    2. Set the operating pressure in such a way that the pressure indicator (2) indicates 6 bar: To increase the pressure: Turn the turning handle (1) clockwise. To reduce the pressure: Turn the turning handle (1) counterclockwise. 3. Push the turning handle (1) down. Operating manual H868 Version 00.0 - 07/2013...
  • Page 69: Lubrication

    ATTENTION Machine damage possible due to incorrect oil. An incorrect oil type can cause damage to the machine. Only use oil that complies with the data in the operating manual. Operating manual H868 Version 00.0 - 07/2013...
  • Page 70 • Viscosity at 40° C: 10 mm²/s • Flash point: 150 °C • Pour oil through the refill opening (1) up to no more than 2 mm below the maximum level marking (2). Operating manual H868 Version 00.0 - 07/2013...
  • Page 71: Sewing Test

    11. Transfer the desired quick function from the keypad to the additional switch. 12. Start the sewing test at low speed. 13. Increase the sewing speed continuously until the working speed is reached. Operating manual H868 Version 00.0 - 07/2013...
  • Page 72 Set-up Operating manual H868 Version 00.0 - 07/2013...
  • Page 73: Decommissioning

    4. Remove residual oil from the oil pan under the sewing material support using a cloth. 5. Cover the operating panel to protect it from soiling. 6. Cover the machine to protect it from dirt and damage. Operating manual H868 Version 00.0 - 07/2013...
  • Page 74 Decommissioning Operating manual H868 Version 00.0 - 07/2013...
  • Page 75: Disposal

    Always observe the legally prescribed regulations for disposal. When disposing of the machine, be aware that it consists of a range of different materials (steel, plastic, electronic components, etc.). Observe the applicable national regulations for disposal. Operating manual H868 Version 00.0 - 07/2013...
  • Page 76 Disposal Operating manual H868 Version 00.0 - 07/2013...
  • Page 77: Appendix

    Appendix 9 Appendix Dimensions for manufacturing a tabletop, part 1 Operating manual H868 Version 00.0 - 07/2013...
  • Page 78 Appendix Dimensions for manufacturing a tabletop, part 2 Operating manual H868 Version 00.0 - 07/2013...
  • Page 80 DÜRKOPP ADLER AG Potsdamer Str. 190 33719 Bielefeld Germany Phone +49 (0) 521 925 00 E-Mail: service@duerkopp-adler.com www.duerkopp-adler.com...

This manual is also suitable for:

M-type h868-190361M-type h868-290361

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