DURKOPP ADLER H-Type 969 Service Instructions Manual
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DURKOPP ADLER H-Type 969 Service Instructions Manual

DURKOPP ADLER H-Type 969 Service Instructions Manual

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Service Instructions

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Summary of Contents for DURKOPP ADLER H-Type 969

  • Page 1 Service Instructions...
  • 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 - 2015...

  • Page 3: Table Of Contents

    Table of Contents About these Service Instructions..........3 Scope of the Service Instructions ..........3 Representation conventions – symbols and characters ....3 Other documents ................4 Liability..................4 Safety ................... 5 Basic safety instructions ............... 5 Signal words and symbols used in warnings ........ 6 Basic Principles of Working with the Machine ......
  • Page 4 Table of Contents 8.2.2 Setting the feed dog height at top dead center......43 8.2.3 Setting the stroke movement ............44 Aligning the needle bar linkage..........47 Moving the needle bar linkage sideways ........47 Aligning the needle bar linkage in the sewing direction ....49 Position of the hook and needle ..........

  • Page 5: About These Service Instructions

    About these Service Instructions About these Service Instructions These instructions for sewing machine 969 have been compiled with the utmost care. They contain information and notes intended to ensure long- term and reliable operation. 1.1 Scope of the Service Instructions These instructions describe the setting and maintenance work on the 969 machine.

  • Page 6: Other Documents

    About these Service Instructions Information Additional information, e.g. on alternative operating options. Sequence Specifies the work to be performed before or after a setting. References  Reference to another section in these instructions. Important warnings for the machine users are specially designated. Since Safety safety is of particular importance, hazard symbols, levels of danger and their signal words are described separately in section ...

  • Page 7: Safety

    Safety Safety This chapter contains basic information for your safety. Read the instruc- tions carefully before setting up or operating the machine. Always follow the information included in this section. Failure to do so can result in seri- ous injury and property damage. 2.1 Basic safety instructions The machine may only be used as described in these instructions.

  • Page 8: Signal Words And Symbols Used In Warnings

    Safety Inspect the machine for any externally visible damage during use. Stop Operation working if you notice any changes to the machine. Report any changes to your supervisor. Machines must no longer be used if they are damaged. Safety equipment should not be removed or deactivated. If it is essential Safety equipment to remove or deactivate safety equipment for a repair operation, it must be...
  • Page 9 Safety Examples of the layout of warnings in the text: Examples DANGER 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 will result in serious injury or even death if ignored.
  • Page 10 Safety 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 969 - 01.0 - 12/2015...

  • Page 11: Basic Principles Of Working With The Machine

    Basic Principles of Working with the Machine Basic Principles of Working with the Machine 3.1 Sequence of the settings The setting positions for the machine are interdependent. Always adhere to the specified sequence for the individual setting steps. Always observe all the information on requirements and following settings marked at the side with NOTICE Risk of machine damage due to incorrect sequence.

  • Page 12: Removing The Covers

    Basic Principles of Working with the Machine 3.3 Removing the covers WARNING Risk of injury! Crushing injuries from moving parts. Switch the machine off before you remove the covers or refit them. For many types of setting work, you will have to remove the machine cov- ers in order to access the components.

  • Page 13: Removing And Fitting The Arm Cover

    Basic Principles of Working with the Machine 3.3.2 Removing and fitting the arm cover If necessary, each of the two top covers can be removed separately. Fig. 2: Removing and fitting the arm cover ① ⑦ ② ⑥ ③ ⑤ ④...

  • Page 14: Removing And Fitting The Head Cover

    Basic Principles of Working with the Machine 3.3.3 Removing and fitting the head cover Fig. 3: Removing the head cover ① ② (1) - Head cover (2) - Screws Removing the head cover 1. Loosen the screws (2). 2. Remove the head cover (1). 3.3.4 Removing and fitting the cover plate Fig.

  • Page 15: Removing And Fitting The Handwheel And Belt Cover

    Basic Principles of Working with the Machine 3.3.5 Removing and fitting the handwheel and belt cover Fig. 5: Removing the belt cover ① ④ ③ ② (1) - Handwheel fastening screws (4) - Belt cover fastening screws (2) - Handwheel (3) - Belt cover Removing the belt cover 1.

  • Page 16: Removing And Installing The Hook Compartment Cover

    Basic Principles of Working with the Machine Removing the thread tension plate 1. Start by removing the upper right cover (1). As the thread tension plate is connected to cables and hoses that are attached below the upper right cover, you will need to remove this cov- er first.

  • Page 17: Removing And Installing The Throat Plate

    Basic Principles of Working with the Machine 3.3.8 Removing and installing the throat plate WARNING Risk of injury! Risk of crushing injuries and stab wounds from sharp and moving parts. Switch the machine off before you remove or install the throat plate. Fig.

  • Page 18: Removing And Installing The Feed Dog

    Basic Principles of Working with the Machine 3.3.9 Removing and installing the feed dog WARNING Risk of injury! Risk of crushing injuries and stab wounds from sharp and moving parts. Switch the machine off before you remove or install the feed dog. Fig.

  • Page 19: Flats On Shafts

    Basic Principles of Working with the Machine 3.4 Flats on shafts Fig. 10: Flats on shafts ① ② (1) - Shaft (2) - Surface Some shafts have flat surfaces at the points where the components are screwed on. This stabilizes the connection and makes adjustment easier. Always ensure that the screw faces are completely flush with the surface.

  • Page 20: Axial Play For Shafts Running In Plain Bearings

    Basic Principles of Working with the Machine 3.5 Axial play for shafts running in plain bearings Fig. 11: Axial play for shafts running in plain bearings ① ④ ② ③ (1) - Plain bearing shell (3) - Lever (2) - Shaft (4) - Adjusting ring Shafts (2) running in plain bearing shells (1) are axially adjusted when the lever (3) and the adjusting ring (4) touch the front face of the bearing...

  • Page 21: Locking The Machine In Place

    Basic Principles of Working with the Machine 3.6 Locking the machine in place For some settings, the machine has to be locked in place. To do this, the arresting pin from the accessory pack is inserted into a slot on the arm shaft crank, blocking the arm shaft.

  • Page 22: Moving The Handwheel Into Position

    Basic Principles of Working with the Machine 3.7 Moving the handwheel into position For some settings, the graduated scale on the handwheel has to be moved to a certain position. Fig. 13: Moving the handwheel into position ① ② (1) - Graduated scale (2) - Marking Setting steps 1.

  • Page 23: Positioning The Arm Shaft

    Positioning the arm shaft Positioning the arm shaft WARNING Risk of injury! Crushing injuries from moving parts. Switch the machine off before you check and set the position of the arm shaft crank. Proper setting The 3 setscrews (1) are seated flush on the flat. The arm shaft crank is flush with the machine casting.
  • Page 24 Positioning the arm shaft Service Instructions 969 - 01.0 - 12/2015...

  • Page 25: Setting The Handwheel Scale

    Setting the handwheel scale Setting the handwheel scale WARNING Risk of injury! Crushing injuries from moving parts. Switch the machine off before you check and set the position of the handwheel on the arm shaft. Proper setting Lock the machine in place at position 2 ( p. 19). ...
  • Page 26 Setting the handwheel scale Service Instructions 969 - 01.0 - 12/2015...

  • Page 27: Setting The Drive

    Setting the drive Setting the drive 6.1 Setting the drive ratio WARNING Risk of injury! Crushing injuries from moving parts. Switch off the machine before checking and setting the drive transmission ratio. The machine is equipped with a 2-step pulley, which can be used to adjust the drive ratio between the drive motor and the machine, and increase the penetration force of the needle.

  • Page 28: Adjusting The Drive Pulley

    Setting the drive 3. Take off the ridged drive belt (1). 6.1.2 Adjusting the drive pulley WARNING Risk of injury! Crushing injuries from moving parts. Switch off the machine before checking and setting the drive pulley. Proper setting Regardless of which side of the drive pulley (2) is being used, there is a difference in height of 16 mm between the faces of the two pulleys.

  • Page 29: Adjusting The Belt Tension

    Setting the drive 6.1.3 Adjusting the belt tension WARNING Risk of injury! Crushing injuries from moving parts. Turn off the machine before adjusting the belt tension. Proper setting The belt must be tight enough to not deflect by more than approx. 2 mm if pressure is exerted at point 1.

  • Page 30: Adjusting The Positioning Of The Machine

    Setting the drive 6.2 Adjusting the positioning of the machine The machine will stop automatically at two angular positions on the main shaft (of the handwheel). To ensure that the machine stops properly at these positions, you need to set the reference position for the handwheel. In order to ensure that the reference position is set properly, the drive ratio between motor and main shaft must be entered correctly into the control program of the machine.
  • Page 31 Setting the drive 3. Press the OK key to confirm the set position. 4. Press the Esc key to exit parameter setting mode. 5. Switch the machine on and off. Service Instructions 969 - 01.0 - 12/2015...
  • Page 32 Setting the drive Service Instructions 969 - 01.0 - 12/2015...

  • Page 33: Setting The Stitch Length Adjusting Wheels

    Setting the stitch length adjusting wheels Setting the stitch length adjusting wheels Fig. 20: Stitch length adjusting wheels ① ③ ② (1) - Key for the stitch length (2) - Lower stitch length adjusting wheel on the machine arm (3) - Upper stitch length adjusting wheel The 2 adjusting wheels on the machine column determine the stitch length.
  • Page 34 Setting the stitch length adjusting wheels  No play on the stitch regulator gear. The plates for the gear are paral- lel; the frame cannot be moved. Cover • Tilt the machine head ( p. 10) Setting steps 1. Switch off the machine at the main switch. ...

  • Page 35: Setting The Lower Stitch Length Adjusting Wheel

    Setting the stitch length adjusting wheels Fig. 22: Setting the upper stitch length adjusting wheel II ⑧ (7) - Frame for the stitch regulator gear 6. Check whether the frame (8) for the stitch regulator gear can be moved by pressing the stitch setting lever. 7.
  • Page 36 Setting the stitch length adjusting wheels Fig. 23: Setting the lower stitch length adjusting wheel I ① ③ ② (1) - Key for the stitch length (2) - Lower stitch length adjusting wheel on the machine arm (3) - Upper stitch length adjusting wheel Setting steps 1.

  • Page 37: Setting The Stitch Length Limit

    Setting the stitch length adjusting wheels 6. Carefully turn shaft (5) clockwise with a size 10 wrench until you feel significant play on the frame for the stitch regulator gear. 7. Carefully turn shaft (5) counterclockwise with a size 10 wrench until you no longer feel any play.
  • Page 38 Setting the stitch length adjusting wheels Fig. 25: Setting the stitch length limit (1) - Upper stitch length adjusting wheel (3) - Mark-off openings (2) - Screw Setting steps 1. Position the upper stitch length adjusting wheel (1) to 0. 2.

  • Page 39: Setting The Eccentric For The Forward And Backward Stitches

    Setting the stitch length adjusting wheels 7.4 Setting the eccentric for the forward and backward stitches WARNING Risk of injury! Crushing injuries from moving parts. Switch the machine off before setting the eccentric. Proper setting The forward and backward stitches are the same length. As a test, sew a seam forward, stop, and sew a seam backward.
  • Page 40 Setting the stitch length adjusting wheels Service Instructions 969 - 01.0 - 12/2015...

  • Page 41: Setting The Feed Dog

    Setting the feed dog Setting the feed dog The position and the movement of the feed dog and needle bar have to be coordinated so that the needle pierces exactly in the center of the needle hole on the feed dog. Sequence First, check the following setting: •...

  • Page 42: Moving The Feed Dog

    Setting the feed dog 8.1.1 Moving the feed dog Cover • Throat plate ( p. 15) Fig. 27: Moving the feed dog on the feed dog carrier ① ② ③ (1) - Feed dog (3) - Screws (2) - Feed dog carrier Setting steps 1.
  • Page 43 Setting the feed dog Fig. 28: Moving the feed dog carrier ② ① ③ ⑦ ④ ⑥ ⑤ (1) - Adjusting ring (5) - Clamp (2) - Stroke shaft (6) - Adjusting ring (3) - Clamp (7) - Bolt (4) - Sliding shaft Setting steps 1.

  • Page 44: Setting The Feed Dog Movement

    Setting the feed dog 8.2 Setting the feed dog movement The feed dog moves in an elliptical cycle. To align this correctly, the feed movement and the stroke height and stroke movement of the feed dog all have to be set. Sequence First, check the following setting: •...

  • Page 45: Setting The Feed Dog Height At Top Dead Center

    Setting the feed dog Setting steps 1. Set the upper stitch length adjusting wheel to the maximum stitch length. 2. Loosen the setscrews (1). 3. Move the handwheel into the 190° position. 4. Press the stitch adjustment lever (3) down and observe how the feed dog and needle respond.

  • Page 46: Setting The Stroke Movement

    Setting the feed dog Figure 30: Setting the height of the feed dog ② ① (1) - Clamp (2) - Stroke shaft Setting steps 1. Place the feed dog at top dead center. 2. Loosen the clamp (1). 3. Turn the stroke shaft (2) so that the upper edge of the feed dog protrudes 1.3 mm above the throat plate.
  • Page 47 Setting the feed dog Cover • Remove the upper right cover ( p. 11) Fig. 31: Setting the feed dog stroke ② ① (1) - Setscrews (2) - Stroke eccentric Setting steps 1. Loosen the setscrews (1). 2. Move the handwheel into the 90° position. 3.
  • Page 48 Setting the feed dog Service Instructions 969 - 01.0 - 12/2015...

  • Page 49: Aligning The Needle Bar Linkage

    Aligning the needle bar linkage Aligning the needle bar linkage WARNING Risk of injury! Crushing injuries from moving parts. Switch off the machine before aligning the needle bar linkage. The axial movement of pins and shafts running in plain bearings must be properly restricted before adjustment begins (...
  • Page 50 Aligning the needle bar linkage Fig. 32: Lateral alignment of the needle bar ① ② ⑧ ⑦ ⑥ ⑤ ③ ④ (1) - Screw (5) - Sewing foot bar (2) - Screws (6) - Presser foot bar (3) - Screws (7) - Needle bar guide (4) - Needle bar (8) - Screw...

  • Page 51: Aligning The Needle Bar Linkage In The Sewing Direction

    Aligning the needle bar linkage 9.2 Aligning the needle bar linkage in the sewing direction Proper setting When the stitch length is set to 0 and the value set on the handwheel scale is 90°:  The needle bar (2) is parallel to the presser foot bar (3). Cover •...
  • Page 52 Aligning the needle bar linkage Service Instructions 969 - 01.0 - 12/2015...

  • Page 53: Position Of The Hook And Needle

    Position of the hook and needle 10 Position of the hook and needle WARNING Risk of injury! Crushing injuries from moving parts. Switch the machine off before checking and setting the hook and the needle bar. 10.1 Tensioning the hook drive toothed belt A special measurement tool is required to achieve the necessary setting.

  • Page 54: Adjusting The Dead Center Of The Reciprocating Movement Of The Driver

    Position of the hook and needle 3. Tighten the adjusting screw (3). Note that a low tightening torque when turning the eccentric pin (1) can lead to high toothed belt tension. 4. Check the belt tension and adjust it if necessary. 10.2 Adjusting the dead center of the reciprocating movement of the driver Proper setting...

  • Page 55: Setting The Loop Stroke Position

    Position of the hook and needle 10.3 Setting the loop stroke position Proper setting When the stitch length is set to 0 and the machine is locked in place at position 1:  The hook tip (3) is at the center in relation to the needle axis. Fig.

  • Page 56: Setting The Hook Clearance

    Position of the hook and needle 10.4 Setting the hook clearance Proper setting Lock the machine in place at position 1.  Set the clearance between hook tip and groove to no more than 0.1 mm.  The hook tip and needle must not touch each other when the hook tip moves past the needle.

  • Page 57: Adjusting The Loop Former

    Position of the hook and needle 4. Place the required washers under the hook cage (2) so that the distance from the hook tip (5) to the needle (1) is max. 0.1 mm. 5. Tighten the screws (3). 6. Loosen the screw (6). 7.

  • Page 58: Setting The Needle Bar Height

    Position of the hook and needle Setting steps 1. Unscrew the screws (1). 2. Take out the loop former (3) and distance piece* (2). 3. Select the appropriate distance piece* (2) for the needle thickness in question. 4. Insert the loop former (3) and distance piece* (2). 5.
  • Page 59 Position of the hook and needle Cover • Head cover ( p. 12) Fig. 39: Setting the needle bar height ① ④ ③ ② (1) - Screw (3) - Hook tip (2) - Needle bar (4) - Groove for the needle Setting steps 1.
  • Page 60 Position of the hook and needle Service Instructions 969 - 01.0 - 12/2015...

  • Page 61: Adjusting The Sewing Foot Feed

    Adjusting the sewing foot feed 11 Adjusting the sewing foot feed WARNING Risk of injury! Switch the machine off before checking and adjusting the position of the sewing foot feed on the machine. 11.1 Adjusting the zero stroke of the feet, tension force of the torsion spring The zero stroke of the sewing feet must be adjusted with the upper ma- chine cover removed.

  • Page 62: Adjusting The Drive Dog For The Presser Foot Bar

    Adjusting the sewing foot feed Setting steps 1. Loosen the screw in the opening (4). 2. Loosen the counternut (8). 3. Rotate the frame (2) so that the connecting rods (1) are in a line. 4. Turn the stop screw (9) so that the ball pin (7) is in contact with it and the connecting rods (1) remain in a line.

  • Page 63: Aligning The Feed Stroke Of The Feet

    Adjusting the sewing foot feed Fig. 42: Adjusting the presser foot bar drive dog ⑮ ① ② ⑭ ⑬ ③ ⑫ ④ ⑪ ⑤ ⑥ ⑩ ⑨ ⑧ ⑦ ⑦ (1) - Screw (9) - Sewing foot (2) - Pin (10) - Presser foot bar (3) - Screws (11) - Opening for the needle shaft...

  • Page 64: Setting The Stroke Movement For The Feeding Foot

    Adjusting the sewing foot feed Cover • Arm cover ( p. 11). • Head cover ( p. 12). Fig. 43: Aligning the feed stroke of the feet ⑤ ① ② ③ ④ (1) - Presser foot (4) - Plate (2) - Sewing foot (5) - Screw (3) - Distance piece Setting steps...
  • Page 65 Adjusting the sewing foot feed In order to ensure a correct feed, the stroke movement for the feeding foot must be aligned to the stroke movement for the feed dog. Proper setting Left adjusting wheel for the sewing foot stroke set to maximum stroke, and upper stitch length adjusting wheel set to 0.
  • Page 66 Adjusting the sewing foot feed 2. Set the upper stitch length adjusting wheel to 0. 3. Loosen the setscrews (2). 4. Turn the stroke eccentric (1) so that the feeding foot touches down on the feed dog when the handwheel is in the 95° position, and the tip of the needle is at the height of the upper edge of the feeding foot.

  • Page 67: Adjusting The Foot Stroke

    Adjusting the foot stroke 12 Adjusting the foot stroke WARNING Risk of injury! Crushing injuries from moving parts. Switch the machine off before checking and adjusting the stroke of the feet on the machine. 12.1 Adjusting the foot stroke using the hand lever The hand lever (1) allows the feet to be raised to the heights of 14 and 20 mm.

  • Page 68: Adjusting The Foot Stroke Using The Pneumatic Cylinder

    Adjusting the foot stroke 12.2 Adjusting the foot stroke using the pneumatic cylinder Proper setting The presser foot stroke generated by the pneumatic cylinder is 30 mm. Fig. 47: Adjusting the stroke of the feet using the pneumatic cylinder ① ②...

  • Page 69: Adjusting The Thread System

    Adjusting the thread system 13 Adjusting the thread system WARNING Risk of injury! Crushing injuries from moving parts. Switch the machine off before checking and adjusting the thread system on the machine. 13.1 Setting the thread tensioning spring The thread tensioning spring (2) tensions the needle thread before the needle penetrates the material, so that the thread cannot slip under the needle and be pierced by it.

  • Page 70: Setting The Winder

    Adjusting the thread system 13.2 Setting the winder The winder is driven by its own electric motor. After it has wound the bob- bin, it switches off automatically. WARNING Risk of injury! Crushing injuries from moving parts. Switch off the machine before setting the winder. Proper setting - part 1 The regulating screw (2) is tightened in such a way that the arms of the winder lever (1) are approximately parallel.
  • Page 71 Adjusting the thread system Fig. 49: Setting the winder - part 1 ① ② ⑪ ⑩ ③ ④ ⑤ 0.5 mm ⑥ ⑦ ⑨ ⑧ (1) - Bobbin lever (7) - Spring (2) - Regulating screw (8) - Blocking cam (3) - Counternut (9) - Blocking lever (4) - Bobbin...
  • Page 72 Adjusting the thread system 11.Set the axial play of the blocking cam (8) to approx. 0.5 mm (see illustration). 12.Keep the blocking cam (8) in the set position. 13.Adjust the winder pulley (4) to a distance of L=14 mm from the internal diameter of the bobbin.
  • Page 73 Adjusting the thread system Fig. 50: Setting the winder - part 2 ① ⑫ ② ⑪ ③ ④ ⑩ ⑨ ⑤ ⑥ ⑦ ⑧ (1) - Bobbin lever (7) - Microswitch (2) - Screw (8) - Screws (3) - Counternut (9) - Eccentric (4) - Bobbin (10) - Screw...

  • Page 74: Setting The Hook Thread Guide

    Adjusting the thread system 10.Mount the thread tensioning plate on the machine together with the winder. 11.Test the winder for correct operation. Check if the winder switches off when the thread has been wound up to 0.5 to 1 mm below the outer diameter of the bobbin (4).
  • Page 75 Adjusting the thread system Setting steps 1. Pull the thread in and wind it onto the bobbin. 2. If the thread is concentrated at one end of the bobbin, loosen screw (5) and align the thread tensioning element (4) so that it is central to the thread guide.
  • Page 76 Adjusting the thread system Service Instructions 969 - 01.0 - 12/2015...

  • Page 77: Adjusting The Thread Cutter

    Adjusting the thread cutter 14 Adjusting the thread cutter WARNING Risk of injury! Risk of crushing injuries and stab wounds from sharp and moving parts. Turn off the machine before setting the thread cutter. 14.1 Adjusting the thread cut-off point Proper setting The left edge of the lever (2) must be at a distance of 81.5 mm from the right edge of the arm (5).

  • Page 78: Basic Setting Of The Thread Cutter

    Adjusting the thread cutter 3. Tighten the screw (1). 4. Loosen the screw (4) and set the handwheel to a scale position of 120°. 5. Move the control cam (3) to a distance of 1 mm from the lever (2), man- ually press the lever down and manually rotate the control cam until the pulley (7) engages in the setting groove (6).

  • Page 79: Adjusting The Position Of The Movable Knife

    Adjusting the thread cutter Setting steps 1. Loosen screws (7) and (8). 2. Move the handwheel to the 80° position ( p. 20). 3. Insert a 0.1 mm feeler gage (2) between the control cam (4) and roller (1). 4. Press the upper lever (3) down and, at the same time, 5.

  • Page 80: Adjusting The Cutting Pressure Of The Knife

    Adjusting the thread cutter Fig. 54: Adjusting the position of the movable knife ① ⑦ ② ⑥ ③ ⑤ ④ (1) - Needle axis (5) - Screw (2) - Movable knife (6) - Screw (3) - Knife carrier (7) - Marking on the knife (4) - Cylinder (8) - Fixed knife blade Setting steps...
  • Page 81 Adjusting the thread cutter Faults caused by an incorrect setting • Very rapid wear of the knife if the pressure is set too high Cover • Tilt the machine head ( p. 10). Fig. 55: Setting the cutting pressure of the knife ②...
  • Page 82 Adjusting the thread cutter Service Instructions 969 - 01.0 - 12/2015...

  • Page 83: Soft Start

    Soft start 15 Soft start The soft start system allows the machine to start at low speed and build up to maximum speed over a defined number of stitches. Setting This setting can only be changed via the software DAC basic/classic (...
  • Page 84 Soft start Service Instructions 969 - 01.0 - 12/2015...

  • Page 85: Maintenance

    Maintenance 16 Maintenance Work to be carried out Operating hours 2000  Cleaning the filter element  Lubricating the needle bar 16.1 Cleaning the filter element WARNING Risk of injury! Switch off the machine at the main switch and disconnect it from the pneumatic network before you clean the filter element.
  • Page 86 Maintenance NOTICE Damage to the filter due to solvent-based cleaners. Solvent-based cleaners damage the filter. Use only solvent-free substances for washing out the filter tray. 6. Screw in the filter element (1). 7. Screw in the water separator (2). 8. Screw in the drain screw (3). Service Instructions 969 - 01.0 - 12/2015...

  • Page 87: Lubricating The Needle Bar

    Maintenance 16.2 Lubricating the needle bar WARNUNG Rist of injuries due to contact with oil! Contact with oil can cause irritation, rashes, allergies or skin injuries. ALWAYS avoid long-term contact with oil. ALWAYS thoroughly wash the affected areas if contact with oil occurs. ACHTUNG Risk of environmental damage from old oil! Incorrect handling of old oil can result in severe...
  • Page 88 Maintenance Fig. 58: Lubricating the needle bar ③ ② ① (1) - Lubricating nipple (3) - Setscrew (2) - Needle bar frame Steps 1. Remove the head cover. 2. Place the grease gun onto the lubricating nipple (1) on the needle bar frame (2) and keep pressing until the flow of grease stops.
  • Page 90 DÜRKOPP ADLER AG Potsdamer Str. 190 33719 Bielefeld Germany Phone: +49 (0) 521 925 00 Email: service@duerkopp-adler.com www.duerkopp-adler.com...

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