Dürkopp Adler 868-M Operating Instructions Manual Download Page 97

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Maintenance

Operating Instructions 868-M - 01.0 - 12/2020

Maintenance

This chapter describes maintenance work that needs to be carried
out on a regular basis to extend the service life of the machine
and achieve the desired seam quality.

Advanced maintenance work may only be carried out by qualified
specialists (



Service Instructions)

WARNING

Risk of injury from sharp parts!

Punctures and cutting possible.

Prior to any maintenance work, switch off the
machine or set the machine to threading mode.

WARNING

Risk of injury from moving parts!

Crushing possible.

Prior to any maintenance work, switch off the
machine or set the machine to threading mode.

Summary of Contents for 868-M

Page 1: ...868 M Operating Instructions...

Page 2: ...GmbH and protected by copyright Any reuse of these contents including extracts is prohibited without the prior written approval of D rkopp Adler GmbH Copyright D rkopp Adler GmbH 2020 IMPORTANT READ C...

Page 3: ...ines 26 4 5 Threading the needle thread 28 4 5 1 In 1 needle machines 28 4 5 2 In 2 needle machines 34 4 6 Winding the hook thread 41 4 7 Changing the bobbin 44 4 7 1 Changing the right bobbin 45 4 7...

Page 4: ...machine 83 5 Programming 87 5 1 Buttons on the control panel 88 5 2 Assigning functions to buttons on the push button panel 92 5 3 Assigning a function to the knee button 93 6 Maintenance 95 6 1 Clea...

Page 5: ...1 Assembling the compressed air maintenance unit 130 7 15 2 Setting the operating pressure 130 7 16 Checking the lubrication 131 7 17 Performing a test run 131 8 Decommissioning 133 9 Disposal 135 10...

Page 6: ...Table of Contents 4 Operating Instructions 868 M 01 0 12 2020...

Page 7: ...store them in a place where they are readily available 1 1 For whom are these instructions intended These instructions are intended for Operators This group is familiar with the machine and has access...

Page 8: ...Cover Specifies which covers must be disassembled in order to access the components to be set Steps to be performed when operating the machine sewing and equipping Steps to be performed for service m...

Page 9: ...symbols levels of danger and their signal words are described separately in the chapter Safety p 9 Location information If no other clear location information is used in a figure indications of right...

Page 10: ...Unauthorized modifications to the machine Use of untrained personnel Use of unapproved parts Transport D rkopp Adler cannot be held liable for breakage and transport damages Inspect the delivery imme...

Page 11: ...ng work switch off the machine at the main switch or disconnect the power plug Replacing the needle or other sewing tools Leaving the workstation Performing maintenance work and repairs Threading Miss...

Page 12: ...king if you notice any changes to the machine Report any changes to your supervisor Do not use a damaged machine any further Safety equipment Safety equipment should not be removed or deactivated If i...

Page 13: ...to personnel CAUTION with hazard symbol If ignored moderate or minor injury can result CAUTION with hazard symbol If ignored environmental damage can result NOTICE without hazard symbol If ignored pr...

Page 14: ...could result in serious or even fatal injury if ignored This is what a warning looks like for a hazard that could result in moderate or minor injury if the warning is ignored DANGER Type and source of...

Page 15: ...roperty damage if ignored This is what a warning looks like for a hazard that could result in environmental damage if ignored NOTICE Type and source of danger Consequences of non compliance Measures f...

Page 16: ...Safety 14 Operating Instructions 868 M 01 0 12 2020...

Page 17: ...15 3 Machine description 3 1 Components of the machine Fig 1 Components of the machine 1 Control panel OP1000 2 Tensioning plate 3 Needle bar 4 Hook 5 Tabletop 6 Stand 7 Pedal 8 Knee button 9 Control...

Page 18: ...intended for industrial use The machine may only be set up and operated in dry conditions on well maintained premises If the machine is operated on premises that are not dry and well maintained then f...

Page 19: ...ctions 868 M 01 0 12 2020 17 3 3 Declaration of Conformity ThemachinecomplieswithEuropeanregulationsensuringhealth safety and environmental protection as specified in the declara tion of conformity or...

Page 20: ...Machine description 18 Operating Instructions 868 M 01 0 12 2020...

Page 21: ...machine for operation Complete the following steps in preparation of sewing before starting to work Inserting changing the needle p 24 Threading the needle thread p 28 Inserting and winding on the ho...

Page 22: ...chine Fig 2 Switching on and off the machine 1 Switching on the machine To switch on the machine 1 Set the main switch 1 to position I Fig 3 Switching on and off the machine 2 LED lights 2 and 3 are l...

Page 23: ...longer lit indicating that the machine is switched off and powered off 4 3 Switching on and off the sewing lamp On CLASSIC machines you switch the sewing lamp on and off independently from the main s...

Page 24: ...integrated sewing lamp may be included depending on the equipmentofthemachine Anexternalsewinglampisnotincluded in the scope of delivery Disconnection from the power supply requires that the external...

Page 25: ...se 3 Briefly press the button 2 3 once The sewing lamp flashes once indicating that the brightness level has been saved Switching off the sewing lamp To switch off the sewing lamp 1 To switch off the...

Page 26: ...Punctures possible Switch off the machine before you insert or change the needle NOTICE Property damage may occur There is a risk of machine damage needle breakage or thread breakage if the distance...

Page 27: ...position 2 Loosen the screw 2 3 Pull the needle out towards the bottom 4 Insert the new needle into the hole in the needle bar 1 until it reaches the end stop Important Align the new needle in such a...

Page 28: ...2 needle machines Fig 7 In 2 needle machines To change the needle in a 2 needle machine 1 Turn the handwheel until the needle bar 1 has reached the upper end position 2 To change the right needle loos...

Page 29: ...groove 3 of the right needle must point to the right 6 Tighten the screw 2 Order Always adjust the clearance between the hook and the needle after changing to a different needle thickness Service Ins...

Page 30: ...ad the needle thread 1 Fit the thread reel on the reel stand The unwinding bracket 1 must stand directly above the thread reel Fig 8 In 1 needle machines 1 WARNING Riskofinjuryfromneedletipandmovingpa...

Page 31: ...ad from the rear to the front through the thread guide on the unwinding bracket 1 Fig 10 In 1 needle machines 3 1 Unwinding bracket 2 Thread guide 3 Thread guide 4 Needle thread regulator 5 Hook 6 Spr...

Page 32: ...nto the thread guide 3 through three holes 5 Guide the needle thread clockwise around the pre tensioner 11 6 Guide the needle thread counterclockwise around the additional tensioner 9 7 Guide the need...

Page 33: ...sert the needle thread through the upper thread guide 13 For machines with thread clamp optional 15 Insert the needle thread through the right hole of the thread guide above the thread clamp 14 16 Ins...

Page 34: ...eft so that the thread is held in place inside the hook of the thread clamp 15 The needle thread is supposed to run through the thread clamp almost without touching it and in such a way that it only m...

Page 35: ...e needle eye in such a way that the loose thread end faces the hook For machines with thread cutter 21 Pull the needle thread through the needle eye until the loose threadendhasalengthofapprox 4cmwith...

Page 36: ...edle thread 1 Fit the thread reels on the reel stands The unwinding bracket 1 must stand directly above the thread reels Fig 15 In 2 needle machines 1 WARNING Riskofinjuryfromneedletipandmovingparts P...

Page 37: ...edle machines 2 2 Insert the right needle thread from the rear to the front through the right thread guide on the unwinding bracket 1 3 Insert the left needle thread from the rear to the front through...

Page 38: ...3 center holes of the thread guide 3 From the center at the top right to the bottom from the bottom to the top and from the top to the bottom 6 Guide the needle thread clockwise around the pre tension...

Page 39: ...e tensioning plate Fig 18 In 2 needle machines 4 12 Insert the left needle thread from the rear to the front left through the thread guide 2 13 Insert the left needle thread in a wavelike manner throu...

Page 40: ...g tip 4 Threading the needle thread at the needle thread regulator Fig 19 In 2 needle machines 5 20 Guide the right needle thread behind the hook 15 21 Guide the left needle thread behind the hook 15...

Page 41: ...he thread guide 17 28 Insert the left needle thread through the left hole of the thread guide 17 29 Insert the right needle thread through the right hole of the thread clamp 18 The needle thread is su...

Page 42: ...ch a way that the loose thread end faces the right hook 36 Insert the left needle thread through the left needle eye in such a way that the loose thread end faces the left hook For machines with threa...

Page 43: ...ad 1 Fit the thread reel on the reel stand The unwinding bracket 1 must stand directly above the thread reel Fig 22 Winding the hook thread 1 WARNING Riskofinjuryfromneedletipandmovingparts Puncture c...

Page 44: ...d 3 3 Insert the hook thread from the rear to the front through the thread guide 3 4 Insertthehookthreadinawavelikemannerthroughthe3 right holes of the thread guide 4 From the top into the left hole f...

Page 45: ...9 Fit the empty bobbin onto the bobbin shaft 8 10 Turn the bobbin clockwise until it clicks 11 Pull the winder lever 7 up against the bobbin 12 Switch on the machine 13 Press the pedal forward to posi...

Page 46: ...d needs to be replaced the LED indicator lamps 1 light up on the machine arm The left light is for the left hand hook and the right light is for the right hand hook Fig 26 Changing the bobbin WARNING...

Page 47: ...the right hook cover 1 up by a few millimeters before pivoting it to the right 2 Swivel up the bobbin case retainer 6 3 Remove the empty bobbin 4 Insert a full bobbin Important Insert the bobbin so th...

Page 48: ...hread monitor will not work 5 Feed the hook thread through the slot 5 in the bobbin case retainer 6 Pull the hook thread under the tension spring 4 7 Feed the hook thread through the slot 2 and pull i...

Page 49: ...and thread breakage Proper setting If the tension of needle thread and hook thread is identical the thread interlacing lies in the middle of the sewing material Set the needle thread tension so that...

Page 50: ...needle thread tension Fig 30 Setting the needle thread tension 1 WARNING Riskofinjuryfromneedletipandmovingparts Puncture cutting and crushing possible Switch off the machine before setting the needl...

Page 51: ...he needle thread is required The pre tensioner also affects the length of the cut needle thread and thus the length of the initial thread for the new seam Proper setting Turn the adjusting wheel 4 unt...

Page 52: ...per setting Setthemaintensioner 3 sothat anevenstitchpatternisachieved To set the needle thread tension Increasing the needle thread tension 1 Turn the adjusting wheel 4 of the main tensioner 3 clockw...

Page 53: ...ad is cut 4 8 3 Switching on and off the additional tensioner On machines without thread cutter the additional tensioner is switched on and off mechanically Fig 32 Switching on and off the additional...

Page 54: ...sion spring 2 To set the hook thread tension Increasing the hook thread tension 1 Turn the adjusting screw 1 clockwise Reducing the hook thread tension 1 Turn the adjusting screw 1 counterclockwise WA...

Page 55: ...es Fig 34 In 1 needle machines To set the needle thread regulator for the needle thread in a 1 needle machine 1 Loosen the screw 3 To increase the tension Slide the needle thread regulator 1 to the ri...

Page 56: ...needle machines To set the needle thread regulator for the right and the left needle thread in a 2 needle machine 1 To set the needle thread regulator for the right needle thread Loosen the screw 3 T...

Page 57: ...the tension Slide the needle thread regulator 5 to the right To reduce the tension Slide the needle thread regulator 5 to the left 4 Tighten the screw 4 Information When the largest thread quantity i...

Page 58: ...1 Swivel the lever 1 down The sewing foot is locked at top dead center 2 Swivel the lever 1 up The lock is canceled Information The sewing foot can also be lifted pneumatically using the pedal or the...

Page 59: ...ge may occur Possible damage to the machine through an excessively high number of stitches with an increased sewing foot stroke Do not exceed the maximum speeds specified for the respective combinatio...

Page 60: ...ng wheel Important The increased sewing foot stroke must NOT be lower than the normal sewing foot stroke Always set the sewing foot stroke at the right adjusting wheel so that it is at least as high a...

Page 61: ...ed sewing foot strokecan beswitched on and off using the button on the push button panel or the knee button p 60 Fig 37 Setting the stroke height To set the sewing foot stroke Increasing the sewing fo...

Page 62: ...tton 2 is pressed Fig 38 Quick stroke adjustment via knee button Information The knee button 2 can also be assigned functions other than the activation of the sewing foot stroke in push to run and hol...

Page 63: ...e sewing feet The machine offers different ways to lift the sewing feet depending on its equipment ECO machines mechanically using the knee lever p 61 CLASSIC machines electropneumatically using the p...

Page 64: ...dal To lift the sewing feet electropneumatically using the pedal 1 Press the pedal 1 back to position 1 The machine stops and lifts the sewing feet The sewing feet remain up as long as the pedal 1 is...

Page 65: ...g wheel 1 To set the sewing foot pressure Increasing the sewing foot pressure 1 Turn the adjusting wheel 1 clockwise Reducing the sewing foot pressure 1 Turn the adjusting wheel 1 counterclockwise NOT...

Page 66: ...button is activated the needle moves to a specific position This position is determined individually via the parameter settings p 92 The machine comes configured so that selecting the button will bri...

Page 67: ...d tension can be activated using this button Pneumatic seam middle guide The 6th button housed in the push button panel is either assigned the pneumatic seam middle guide or is fully customizable If a...

Page 68: ...Press the button 1 2 3 4 5 6 7 8 again The function is switched off The button you pressed is no longer lit Information The additional button 3 is only found on 2 needle machines with switchable needl...

Page 69: ...g the screw 2 under the buttonuntilitisvertical Onlyonefunctionatatimecanbeassigned to the favorite button 1 Therefore only one of the screws 2 may be in the vertical position 4 All screwsmustbeturned...

Page 70: ...D right remaining thread monitor 3 LED LED Meaning 1 When the left LED is on the remaining thread monitor signals that the bobbin in the left hook is almost empty 2 When the right LED is on the remain...

Page 71: ...core during sewing the LED next to the push button panel on the machine arm comes on This signals that the hook thread quantity is running low The remaining hook thread quantity will be sufficient to...

Page 72: ...e the sewing material Fig 47 Remaining thread monitor in action 4 Important Insert the new bobbin so that the milling groove 3 is facing down 4 Changing the bobbin p 44 You can start sewing a new seam...

Page 73: ...remaining thread monitor using compressed air at least once a day p 97 To clean the remaining thread monitor 1 Switch off the machine 2 Clean the lenses of the light barrier using compressed air The m...

Page 74: ...n Fig 48 Sewing backwards with the stitch adjustment lever To sew backwards 1 Slowly push the stitch adjustment lever 1 down The stitch length becomes smaller In the lower end position the machine sew...

Page 75: ...signed in such a way that the stitch length at the top adjusting wheel cannot be set to a lower level than at the bottom adjusting wheel Do not attempt to force the top adjusting wheel to set a lower...

Page 76: ...on the push button panel To set the stitch length Setting the stitch length on the adjusting wheel 2 1 Turn the adjusting wheel 2 counterclockwise until you reach the desired stitch length The markin...

Page 77: ...y damage may occur Machine can be damaged if the adjusting wheels are forced The machine is designed in such a way that the stitch length at the top adjusting wheel cannot be set to a lower level than...

Page 78: ...the adjusting wheels 1 Insert a 3 mm hex key through the access holes 2 and release the blocking screws for the adjusting wheels 1 2 Set the adjusting wheels 1 again p 73 3 Inserta3mmhexkeythroughthea...

Page 79: ...ping the distance of the seam center to the left and the right needle exactly the same The seam middle guide can be activated deactivated using a button on the push button panel p 64 There are 2 versi...

Page 80: ...tions 868 M 01 0 12 2020 Fig 53 Additional equipment seam middle guide 2 To keep the seam middle guide 1 2 from leaving marks or damaging the sewing material the maximum operating pressure must not ex...

Page 81: ...n the pressure controller 4 clockwise until the pressure gage 3 indicates the proper setting 3 Push the pressure controller 4 down Reducing the contact pressure To reduce the contact pressure of the s...

Page 82: ...rial To position the sewing material 1 Press the pedal 5 halfway back to position 1 The sewing feet are lifted 2 Push the sewing material into the initial position WARNING Risk of injury from moving p...

Page 83: ...sewing To continue sewing 1 Press the pedal 5 forward to position 1 The machine continues to sew Sewing over thicker parts of the sewing material To sew over thicker parts of the sewing material 1 Sw...

Page 84: ...Reverse sewing with the stitch adjustment lever or the quick function button p 64 Finishing the seam To finish the seam 1 Press the pedal 5 fully back to position 2 The machine sews the end bartack a...

Page 85: ...ing process is completed with an end bartack and by cutting off the thread To sew with the machine Preparing to sew 1 Switch on the machine p 20 The needle is up and the sewing feet are down The pedal...

Page 86: ...press the pedal forward Interrupting sewing 5 To interrupt the sewing process release the pedal position 0 The machine stops in the 1st position i e with the needle and the sewing feet at the bottom p...

Page 87: ...stitch length press button 2 again Increasing the thread tension 10 To increase the additional tension during sewing press button 3 p 51 11 To switch back to the normal needle thread tension press bu...

Page 88: ...020 Finishing the seam 14 Press the pedal to position 2 and keep it there If activated the machine will sew the end bartack The thread is cut off The machine stops in the 2nd position The needle and t...

Page 89: ...ow the tabletop and the control panel OP1000 found at the machine head Fig 59 Programming All settings are performed using this control panel The control panel is composed of a display and buttons Usi...

Page 90: ...built into the ECO machines refer to the Instructions for use DAC eco 5 1 Buttons on the control panel Fig 60 Buttons on the control panel OP1000 buttons and functions 1 Power LED 2 Thread button grou...

Page 91: ...clamp Needle position after sewing stop Sets the needle position after sewing stop Sewing foot lift after thread cutter Activates or deactivates the sewing foot lift after the thread cutter Sewing foo...

Page 92: ...ges user level Selects subprogram B Increases parameter Changes to next higher category Selects subprogram C Increases parameter Selects subprogram D Increases parameter Selects subprogram OK Calls pa...

Page 93: ...ategory Selects subprogram C Decreases parameter Selects subprogram D Decreases parameter Selects subprogram Reset Resets the piece counter Seam program button group Seam program I Activates seam prog...

Page 94: ...unction assignments are for instance Suppress stitch condensing Single stitch Needle up down Stroke adjustment To assign a function to a button on the push button panel 1 Press the button 2 Press and...

Page 95: ...e switch 1 1 or 0 Information At the factory the knee button was assigned the switchable sewing foot stroke function in push to run and hold to run mode p 60 The knee button 2 can also be assigned dif...

Page 96: ...01 0 12 2020 3 Keep the knee button 2 pressed for a few seconds flashes The display shows a numerical value 4 Use the buttons or to set the numerical value to the desired value associated with the new...

Page 97: ...ed seam quality Advanced maintenance work may only be carried out by qualified specialists Service Instructions WARNING Risk of injury from sharp parts Punctures and cutting possible Prior to any main...

Page 98: ...160 500 Cleaning Removing lint and thread remnants Lubricating Checking the oil level Checking the hook lubrication Servicing the pneumatic system Setting the operating pressure Check the water level...

Page 99: ...do not fly close to people Make sure no particles fly into the oil pan NOTICE Property damage from soiling Lint and thread remnants can impair the operation of the machine Clean the machine as descri...

Page 100: ...particularly susceptible to soiling Area around the needle 1 Area around the hook 2 Area under the throat plate 3 Sensor of the remaining thread monitor Cutter on the winder for the hook thread 4 1 Ar...

Page 101: ...il can cause a rash if it comes into contact with skin Avoid skin contact with oil If oil has come into contact with your skin wash the affected areas thoroughly NOTICE Property damage from incorrect...

Page 102: ...bricating oil DA 10 or oil of equivalent quality with the following specifications Viscosity at 40 C 10 mm2 s Flash point 150 C You can order the lubricating oil from our sales offices using the follo...

Page 103: ...machines If the lamp behind the inspection glass lights up red the machine is not sufficiently supplied with oil Fig 66 Checking the oil level 2 2 If the oil level is below the minimum level marking 1...

Page 104: ...to the hook 2 Allow the machine to run without thread and sewing material for 10 seconds with the sewing feet lifted and at a high speed The blotting paper will show a thin strip of oil when sewing i...

Page 105: ...e oil is released clockwise less oil is released 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 settin...

Page 106: ...ssi ble operating pressure The operating pressure cannot deviate by more than 0 5 bar Check the operating pressure on a daily basis Fig 68 Setting the operating pressure NOTICE Property damage from in...

Page 107: ...o set the operating pressure 1 Pull the pressure controller 1 up 2 Turn the pressure controller until the pressure gage 2 indicates the proper setting Increase pressure turn clockwise Reduce pressure...

Page 108: ...e water level in the water separator 2 on a daily basis Fig 69 Draining the water condensation To drain water condensation 1 Disconnect the machine from the compressed air supply 2 Place the collectio...

Page 109: ...nt 1 Disconnect the machine from the compressed air supply 2 Drain the water condensation p 106 3 Loosen the water separator 2 4 Loosen the filter element 1 5 Blow out the filter element 1 using the c...

Page 110: ...y using benzine 7 Tighten the filter element 1 8 Tighten the water separator 2 9 Tighten the drain screw 3 10 Connect the machine to the compressed air supply 6 4 Parts list Apartslistcanbe orderedfro...

Page 111: ...ad If applicable lashing straps and wooden blocks from the tabletop and the stand If applicable restrain block and straps from the sewing motor All pieces of Styrofoam and cardboard WARNING Risk of in...

Page 112: ...stand Fig 71 Assembling the stand To assemble the stand 1 Assemble the stand as shown in the figure 2 Important Turn the adjusting screw 1 so that the stand has even contact with the ground Informati...

Page 113: ...e DAC classic control be assembled under the tabletop Fig 72 Assembling the control To assemble the control 1 Screw the control 2 onto the 4 screw holders 3 under the tabletop 2 Clamp the power cable...

Page 114: ...tructions 868 M 01 0 12 2020 7 5 Completing the tabletop To complete the tabletop you must assemble the tilt protection device the drawer the oil pan the reel stand and the protection parts Fig 73 Com...

Page 115: ...the tabletop drawing as a template You will find the drawing in the Appendix p 160 Fig 74 Completing the tabletop 2 Drawer and oil pan Fig 75 Completing the tabletop 3 To assemble the drawer and the...

Page 116: ...insert the plastic shims 4 if the machine head is supposed to be set up straight inside the tabletop cutout To prepare the tabletop cutout for the machine head 1 Insert the plastic shims 4 into the f...

Page 117: ...otection device Fig 77 Completing the tabletop 5 To assemble the tilt protection device 1 Assemble the tilt protection device 6 in the designated slot of the tabletop 2 Screw the plug 7 into the desig...

Page 118: ...with a 2nd thread reel holder with 2 additional plates for the hook thread reel To assemble the reel stand 1 Place a washer 9 onto the hole in the tabletop 2 Screw in a nut 8 until you reach the end o...

Page 119: ...eel stand is now securely assembled to the tabletop 7 6 Assembling the pedal and setpoint device Fig 79 Assembling the pedal and setpoint device 1 To assemble the pedal 1 Fit the pedal 1 on the cross...

Page 120: ...dal rod 7 runs to the pedal 1 at right angles to the setpoint device 4 4 Screw the setpoint device 4 onto the bracket 3 5 Attach the pedal rod 7 with the ball joints 5 to the setpoint device 4 and to...

Page 121: ...head Fig 82 Inserting the machine head 1 WARNING Risk of crushing from moving parts The machine head is very heavy Crushing possible Ensure that your hands are not jammed when inserting the machine he...

Page 122: ...osition To set up the machine head 2 slanted Tighten the hinges 1 at the bottommost position Important If the machine head is supposed to be set up in a slanted position insert the plastic shims into...

Page 123: ...he hinges 1 into the lower hinge parts 3 5 Use the tilt protection device 4 to secure the machine head at the right hinge 1 Fig 85 Inserting the machine head 5 The machine head is secured further with...

Page 124: ...weight when the screws on the stand bars are loosened Ensure that your hands are not jammed when loosening the screws CAUTION Riskofmusculoskeletaldamagefromincorrect setting The operator can sustain...

Page 125: ...king height Make sure the tabletop remains horizontal and does not tilt 3 Tighten both screws 1 7 9 Setting the pedal Fig 87 Setting the pedal The pedal 2 must be tilted to a degree that allows the us...

Page 126: ...bracket 1 on the machine head 2 Remove the cover 4 3 Remove the cover from the cable duct 5 4 Tighten the control panel 2 on the mounting bracket 1 5 Guide the connecting cable 3 behind covers 4 and...

Page 127: ...chine has either a mechanical or electrical knee lever depending on subclass and equipment 7 11 1 Assembling the mechanical knee lever Fig 89 Assembling the mechanical knee lever 1 Fig 90 Assembling t...

Page 128: ...the connecting piece 4 6 Erect the machine head The knee lever 3 automatically moves to its initial position and is ready for operation 7 11 2 Assembling the electric knee button Fig 91 Assembling the...

Page 129: ...traction line 2 To assemble the oil extraction line 1 Tilt the machine head 2 Remove the plug at the end of the oil extraction line 4 3 Slip the end of the oil extraction line onto the adapter on the...

Page 130: ...bonding Fig 94 Establishing equipotential bonding DANGER Risk of death from live components Unprotected contact with electricity can result in serious injuries or death Only qualified specialists may...

Page 131: ...tion top right 7 15 Pneumatic connection The pneumatic system of the machine and of the additional equip ment must be supplied with dry and oil free compressed air The supply pressure must lie between...

Page 132: ...etting the operating pressure Proper setting Refer to the Technical data p 149 chapter for the permissi ble operating pressure The operating pressure cannot deviate by more than 0 5 bar Fig 95 Setting...

Page 133: ...oil at the factory This oil is conveyed to the reservoir during use This is why you should avoid filling too much oil during initial filling Fig 96 Checking the lubrication To check the lubrication 1...

Page 134: ...Setup 132 Operating Instructions 868 M 01 0 12 2020...

Page 135: ...om soiling 6 Cover the control to protect it from soiling 7 Cover the entire machine if possible to protect it from contam ination and damage WARNING Risk of injury from a lack of care Serious injurie...

Page 136: ...Decommissioning 134 Operating Instructions 868 M 01 0 12 2020...

Page 137: ...ble national regulations 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 disposin...

Page 138: ...Disposal 136 Operating Instructions 868 M 01 0 12 2020...

Page 139: ...h the machine D rkopp Adler GmbH Potsdamer Str 190 33719 Bielefeld Germany Tel 49 0 180 5 383 756 Fax 49 0 521 925 2594 Email service duerkopp adler com Internet www duerkopp adler com 10 2 Messages o...

Page 140: ...eck LEDs of DACextension box Software update 2021 Sewing motor encoder plug Sub D 9 pin not connected to DACextension box Connect encoder cable to DACextension box using the correct connection 2120 DA...

Page 141: ...he mains voltage 3150 Maintenance necessary Information on lubricating the machine Service Instructions 3155 No release for sewing process Parameter t 51 20 t 51 33 25 Input signal for sewing process...

Page 142: ...evice emergency operating features only Check machine ID connection Switch off the control wait until the LEDs are off and then switch the control on again Software update 6364 No valid data on intern...

Page 143: ...epper card 2 boot error Check connection cables Software update Replace DACextension box 7223 Checksum error occurred while updating DA stepper card 2 Check connection cables Software update Replace D...

Page 144: ...motor insulation fault Check sewing motor phase and PE for low impedance connection Replace the encoder Replace sewing motor 1004 Error Sewing motor error Incorrect sewing motor direction of rotation...

Page 145: ...e the synchronizer 1052 Error Sewing motor overcurrent internal current increase 25 A Check selection of class Replace the control Replace sewing motor Replace the encoder 1053 Error Sewing motor over...

Page 146: ...extended period Check mains voltage if nominal voltage is continuously exceeded stabilize it or use a generator 3102 Error Low voltage failure 2nd threshold mains voltage 150 V AC Check the mains volt...

Page 147: ...e machine back on 6354 Error External EEprom communication error Switch off the control Wait until the LEDs are off Check machine ID connection Switch the control back on 8401 Error Watchdog Software...

Page 148: ...47 Thread guiding parts such as thread tube thread guide or thread take up disk are sharp edged Check threading path p 28 Throat plate hook or spread have been damaged by the needle Have parts rework...

Page 149: ...al the sewing material thickness or the thread used Check thread tensions p 47 Needle thread and hook thread have not been threaded correctly Check threading path p 28 Needle breakage Needle thickness...

Page 150: ...Troubleshooting 148 Operating Instructions 868 M 01 0 12 2020...

Page 151: ...ne 301 Vertical hook with size L XXL L Number of needles 1 2 1 2 Switchable needle bars x Needle system 134 35 Maximum needle strength Nm for light to moderately heavy sewing material for moderately h...

Page 152: ...NL 0 7 0 7 Length mm 690 Width mm 220 Height mm 480 Weight with direct drive kg 72 74 72 74 Rated voltage V Hz 230 50 60 Rated voltage on delivery V Hz 230 50 60 Rated power W 375 Technical data Subcl...

Page 153: ...coupling prevents any misadjustment of the hook or damage to the hook in the event of a hook thread jamming Automatic wick lubrication with an inspection glass housed in the machine arm for lubricati...

Page 154: ...Technical data 152 Operating Instructions 868 M 01 0 12 2020...

Page 155: ...97 Wiring diagram 1 0 1 2 3 4 5 6 7 6 89 0 0 2 3 2 9 0 6 A 0 B 82 C 6 2 3 D7 0 0 A 2 7 5 2 E F F G H 0 E 3B 3B 30 B 3B 9G 0 30 E B 0 E 0 E I 2 6 8J 4 E 0 9 8 9 9 0 0 4 4 0 30 B 0 E 6 J 9 0 F 4 4 7 0...

Page 156: ...B A C 6 3 B 1 8 B 6 B B D 64 64 E 6 64 3 64 A B D F B G B 64 B 64 B F 8 B 3 B 6 B B A 1 6 5 1 1 F 8 G5 C4 C D3 B A 3 CD3 A B G5 G5C4 C4 G5 C C G5D3 D3 G5 B B G5A A G5 3 3 C C4 C D3 C4D3 B C4 B A C4A...

Page 157: ...2 0B9 5 C D C D C D 2 A 9 5 9 97 97 9 97 5 97 2 6 9 4 97 C3 D 97 E 0 2 39 2 A65 4 C D C D C D C D C D F A7 4 A7 A 65 C D 2 E 0 5 0 A65 1 G 1 1 CH D 1 1 CH D G 1 1 CH D 1 1 CH D 2 A 4 0 4 A7 CH D A7 A7...

Page 158: ...9 2 5 4 3 5 9 5 6 5 6 5 46 5 8 3 5 6 5 6 5 6 3 5 8 0 6 6 6 8 6 6 6 7A 62 4 2 2 6 0 0 0 B C 8 8 3 6 7 8 C8 5D E A F 2D 2D D 4 0A5 6 4 C8 F 1 A 4 1 A F 1 A F 62 1 F G F 8 1 A F 2 F F 1 F G F A 2 C8 1 1...

Page 159: ...8 M 01 0 12 2020 157 Fig 101 Wiring diagram 5 0 1 2 3 24 5 24 6 7 8 9 9 5 9 8 2 2 3 9 0 9 A A A A 2 9 B C 86 86 2 82 6 86 DB 2 E F G G 1 G 2 D 2G 1 1 2 82 6 2 2 82 6 H 2H D H 2 D 2 82 6 9 7 82 1 82 5...

Page 160: ...ns 868 M 01 0 12 2020 Fig 102 Wiring diagram 6 0 1 2 1 3 24 5 1 1 1 1 1 1 24 6 7 8 98 5 8 7 2 2 3 8 8 1 1 1 1 1 1 1 1 8 2 A B 7C 7C 2 72 C 7C DA 1 2 E 9F G G 0 G 2 D 2G 0 0 2 72 C 2 2 72 C H 2H D H 2...

Page 161: ...0 5 0 0 0 0 7 8 9 4 8 3 4 3 4 8 8 8 A A A 2 8 B 8B 1C 2 8 B 2 8 B 8B 1C A D D D D D D EF D EF D EF D EF D 8 8 D D D D 8 D D EF D EF D EF D EF D 3 4 5 3 4 5 3 4 12 8 12 12 12 12 A A 4 A 4 B 5 2 0 8 8...

Page 162: ...Appendix 160 Operating Instructions 868 M 01 0 12 2020 Fig 104 Tabletop drawing 1...

Page 163: ...Appendix Operating Instructions 868 M 01 0 12 2020 161 Fig 105 Tabletop drawing 2...

Page 164: ...Appendix 162 Operating Instructions 868 M 01 0 12 2020 Fig 106 Tabletop drawing 3...

Page 165: ...Appendix Operating Instructions 868 M 01 0 12 2020 163 Fig 107 Tabletop drawing 4...

Page 166: ...Appendix 164 Operating Instructions 868 M 01 0 12 2020...

Page 167: ......

Page 168: ...Germany Phone 49 0 521 925 00 Email service duerkopp adler com www duerkopp adler com Subject to design changes Part of the machines shown with additional equipment Printed in Germany D rkopp Adler Gm...

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Dürkopp Adler 868-M, Operating Instructions Manual

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