DURKOPP ADLER 669 CLASSIC Operating Instructions Manual Download

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Operation

Operating Instructions 669 - 00.0 - 08/2019

Initial control-box settings for the automatic stepped reduction of
the stitch count (Speedomat), using the adjusting wheel for the
height of the alternating feed stroke:

4.6.4

Opening the needle thread tension

Suibclass 669-180010

When raising the sewing feet by means of the knee lever, the main
and supplementary tensioners are automatically opened.

Subclasses 669-180112, 669-180312

The needle-thread tensioner is automatically opened when the
thread is cut.

Parameter 188

Stufe 01-21

Entire Speedomat range

Stufe 01-10

Maximum allowed stitch count, parameter

F-111

3000 min

Stufe 11-18

Linear step-wise reduction of the maximum stitch count
(Speedomat)

Stufe 19-21

Maximum allowed stitch count, parameter

F-117

1.800 min

Summary of Contents for 669 CLASSIC

Page 1: ...669 ECO CLASSIC Operating Instructions...

Page 2: ...er AG and protected by copyright Any reuse of these contents including extracts is prohibited without the prior written approval of D rkopp Adler AG Copyright D rkopp Adler AG 2019 IMPORTANT READ CARE...

Page 3: ...he main thread tension and the additional thread tension depending on the sewing foot lift optional 29 4 6 3 Function of the additional thread tension depending on the stroke adjustment and the Speedo...

Page 4: ...d MG 56 3 with direct drive 71 6 4 5 Assembling the tabletop to the stand MG 55 3 72 6 4 6 Assembling the tabletop to the stand MG 56 3 73 6 4 7 Assemble support on table plate with cut out stand MG 5...

Page 5: ...13 8 Connecting the sewing light 101 6 14 Pneumatic connection 102 6 14 1 Assembling the compressed air maintenance unit 103 6 14 2 Setting the operating pressure 103 6 15 Performing a test run 104 7...

Page 6: ...Table of Contents 4 Operating Instructions 669 00 0 08 2019...

Page 7: ...tore 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 ma...

Page 9: ...ymbols 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 o...

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: ...g 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 Missi...

Page 12: ...mage Stop working 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 dea...

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 pro...

Page 14: ...ould 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: ...operty 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 fo...

Page 16: ...Safety 14 Operating Instructions 669 00 0 08 2019...

Page 17: ...ons 669 00 0 08 2019 15 3 Machine description 3 1 Components of the machine Fig 1 Components of the machine 1 with stand MG 55 3 1 Stitch regulator 2 Knee switch 3 Pedal 4 Stand MG 55 3 5 Stitch lengt...

Page 18: ...669 00 0 08 2019 Fig 2 Components of the machine 2 with stand MG 56 3 1 Operating panel 2 Stitch regulator 3 Knee switch 4 Pedal 5 Compressed air maintenance unit 6 Stand MG 56 3 7 Control 8 Stitch l...

Page 19: ...for the machine are listed in the Technical data p 43 chapter The seam must be completed with a thread that satisfies the requirements of the specific application at hand The machine is intended for i...

Page 20: ...tained then further measures may be required which must be compatible with DIN EN 60204 31 Only authorized persons may work on the machine D rkopp Adler cannot be held liable for damages resulting fro...

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

Page 22: ...re possible Switch off the machine bevore changing the needle NOTICE Property damage may occur The insertion of a thinner needle can lead to skipped stitches or damage to the thread The insertion of a...

Page 23: ...andwheel until the needle bar 1 has reached its highest position 2 Loosen screw 2 3 Pull the needle out from under the needle bar 1 4 Push in the new needle until it reaches the limit stop in the hole...

Page 24: ...needle thread through the thread guide The thread guide must be perpendicular to the reel WARNING Risk of injury from sharp and moving parts Puncture or crushing possible Switch off the machine before...

Page 25: ...hrough the needle thread regulator 10 to the thread lever 11 7 Pass the thread through the needle thread lever 11 and through guides 9 and 6 on the needle bar 8 Pass the thread through the eye of the...

Page 26: ...mainsin positionso that theblade 6 is properly positioned 7 Take off the full bobbin Clamp the thread behind the blade 6 and tear off 8 Put an empty bobbin on the bobbin winder for the next winding pr...

Page 27: ...obbin enclosure 3 Please note the rotational direction of the bobbin The rotation is correct when the bobbin turns in the opposite direction of the pulling direction of the thread 7 Pull the hook thre...

Page 28: ...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 29: ...residual tension is created by the pre tensioner 1 The pre tensioner 1 influences both the length of the cut needle thread and the starter thread for the next seam To set the basic adjustment 1 Turn...

Page 30: ...aterial To set the main tensioner 1 Adjust the main tensioner 2 so that you attain a consistent stitch pattern Increasing the tension turn the adjusting wheel clock wise Decrease the tension turn the...

Page 31: ...e set to 1 for this to work If the supplementary thread tensioner is open the state of the sewing foot lift does not change If the machine is turned off the supplementary thread tension remains at its...

Page 32: ...he stroke adjustment does not change If the machine is turned off the supplementary thread tension remains at its previously set state Parameter setting Max strike adjustment Stroke adjustment via kne...

Page 33: ...n raising the sewing feet by means of the knee lever the main and supplementary tensioners are automatically opened Subclasses 669 180112 669 180312 The needle thread tensioner is automatically opened...

Page 34: ...ptional This option applies to the subclasses 669 180010 and 669 180112 Fig 10 Switching on and off the supplementary thread tension To switch on and off the supplementary thread tension Switch on 1 P...

Page 35: ...cannot be adjusted To set the tension spring 1 Adjust the tension spring 3 with the screw 2 Turn until the required tension force is present To increase the hook thread tension 1 Turn the screw 2 clo...

Page 36: ...results can only be ensured when using a preci sely adjusted needle thread regulator 1 At the properly adjusted setting the needle thread loop must be able to slide over the thickest section of the ho...

Page 37: ...s when the needle thread loop passes the section of the hook with the widest diameter 4 8 Sewing feet 4 8 1 Lifting the sewing feet Fig 13 Lifting the sewing feet Subclass 669 180010 The sewing feet c...

Page 38: ...d Lifting the sewing feet electro pneumatically pedal To lift the sewing feet electro pneumatically 1 Press the pedal 2 half way back The sewing feet are lifted when the machine is stopped 2 Press the...

Page 39: ...ck to its initial position 4 8 3 Setting the sewing foot pressure Fig 15 Setting the sewing foot pressure NOTICE Property damage may occur If the sewing foot pressure is too high the material could te...

Page 40: ...the sewing foot stroke 1 Use the adjusting wheel 2 on the left to select the standard sewing foot stroke from1 to 9 Use the adjusting wheel 1 on the right to set a higher sewing foot stroke from 1 to...

Page 41: ...detects what foot stroke has been set by means of this potentiometer and restricts the speed of rotation accor dingly Machines with electro pneumatic rapid stroke adjustment When processing thick sec...

Page 42: ...wing foot stroke remains activated as long as the knee switch is being pressed maintained contact F 138 1 The maximum sewing foot stroke is activated when the knee switch is pressed Pressing the knee...

Page 43: ...ed the max stitch count limits specified in the table Observing these limits will ensure safe operations and a long lifespan for the machine Stitch length range adjusting wheel position Sewing foot st...

Page 44: ...hine arm To set the stitch length 1 Set the longer stitch length with the upper adjusting wheel 1 Position 1 min stitch length Position 9 max stitch length 2 Set the shorter stitch length with the low...

Page 45: ...the stitch regulator 3 is pressed down Information in order to facilitate the process of adjusting the stitch lengths the button 4 should be used to fix the stitch lengths so that they do not shift 4...

Page 46: ...ng stitch length upper adjusting wheel is activated Button is not back lit small stitch length lower adjusting wheel is activated Invoke or suppress the start final bartacks If the start and final bar...

Page 47: ...machine head 1 Press lever 1 upwards The locking mechanism is then released WARNING Risk of injury from moving parts Crushing possible DO NOT reach between base and machine arm when tilting the machin...

Page 48: ...l lever 1 back up C 3 Carefully tilt the machine head 3 downwards 4 12 Folding down the tabletop optional This option applies to the stand MG 56 2 Fig 21 Folding down the tabletop 1 To fold down the t...

Page 49: ...47 2 Pull out the tabletop 2 to the left and fold out Fig 22 Folding down the tabletop 2 3 Hook in the diagonal brace 4 to the bolt 3 4 Fold down the tabletop 2 Follow these steps in the opposite orde...

Page 50: ...ng drive Fig 23 Sewing with machines using the FIR clutch positioning drive You can find a comprehensive description of the control unit in the current operating instructions from the motor manufactur...

Page 51: ...Seam programming can be performed with the V820 operating panel The EFKA DC1550 DA321G Operating Manual contains a more detailed description of the control unit also refer to www efka net Fig 24 Sewin...

Page 52: ...DA321G positio ning drive 2 Sewing 1 Button supplementary thread tension 2 Button 2 stitch length 3 Button sew backwards 4 Stitch regulator Sewing process Operation Before sewing start Starting positi...

Page 53: ...n 3 Sewing over trans verse seams maxi mum sewing foot stroke The maximum sewing foot stroke is activated The speed is limited to 1600 min 1 Operating modes for maximum sewing foot stroke Briefly pres...

Page 54: ...Operation 52 Operating Instructions 669 00 0 08 2019...

Page 55: ...Instructions Maintenance intervals 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 WARN...

Page 56: ...the compressed air gun so that the particles 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 operatio...

Page 57: ...cleaned particularly thoroughly Area under the throat plate 2 Area around the hook 1 Bobbin case Thread cutter Area around the needle Motor fan sieve 3 To clean the machine 1 Blow out dust and thread...

Page 58: ...y from contact with oil Oil 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 Proper...

Page 59: ...the machine head Fig 27 Checking the oil level in the machine head Proper setting The oil level must not raise above the MAX marking 4 or drop below the MIN marking 3 To top off the oil 1 Fill oil th...

Page 60: ...g pressure cannot deviate by more than 0 5 bar Check the operating pressure on a daily basis Fig 28 Setting the operating pressure To set the operating pressure 1 Pull the pressure controller 1 up NOT...

Page 61: ...ning the water condensation Water condensation accumulates in the water separator 2 of the pressure controller Proper setting Water condensation must not rise up to the level of the filter element 1 C...

Page 62: ...n screw 3 6 Connect the machine to the compressed air supply 5 3 3 Cleaning the filter element Fig 30 Cleaning the filter element To clean the filter element 1 Disconnect the machine from the compress...

Page 63: ...lter tray 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 5 4 Checking the V belt tension F...

Page 64: ...Maintenance 62 Operating Instructions 669 00 0 08 2019 5 5 Parts list Apartslistcanbe orderedfrom D rkopp Adler Orvisitourwebsite for further information at www duerkopp adler com...

Page 65: ...om the upper machine head Safety straps and battens from the table Safety straps and battens from the stand Safety blocks and straps from the sewing drive WARNING Risk of injury from cutting parts Cut...

Page 66: ...and MG 55 3 Fig 32 Assembling the stand MG 55 3 To assemble the stand 1 Assemble the stand according to the illustration 2 Fasten the pedal 2 to the stand brace 1 3 Mount the stand brace 1 to the stan...

Page 67: ...Fasten the pedal 2 to the stand brace 1 3 Mount the stand brace 1 to the stand 4 Turn the adjusting screws 4 to ensure a secure mount on the stand The stand must be resting with all 6 feet on the floo...

Page 68: ...utch motor Fig 34 Completing the tabletop 1 To complete the tabletop 1 Turn over the tabletop 4 2 Screw on the cable duct 1 3 Screw on the main switch 2 4 Screw on the power supply 3 5 Screw on the dr...

Page 69: ...5 Completing the tabletop 2 7 Mount the clutch motor 7 For this screw the 3 hexagon bolts with washers into the anchor nuts on the table plate The belt pulley 8 must point to the right when the tablet...

Page 70: ...abletop 5 2 Screw on the cable duct 1 3 Screw on the motor control 2 4 Screw on the power supply 3 5 Screw on the knee switch 4 6 Screw on the setpoint device 8 7 Screw on the drawer 6 8 Screw on the...

Page 71: ...bletop 8 2 Screw on the sewing light transformer 1 3 Screw on the cable duct 3 4 Screw on the drawer 4 5 Screw on the main switch 5 6 Screw on the power supply 6 7 Screw on flap trays 7 using two wood...

Page 72: ...g 38 Completing the tabletop 2 8 Mount the clutch motor 2 For this screw the three hexagon bolts with washers into the anchor nuts on the table plate The belt pulley 9 must point to the left when the...

Page 73: ...ew on the drawer 1 3 Screw on the motor control 2 4 Screw on the power supply 3 5 Screw on flap trays 7 using two wood screws per tray 6 Screw on the knee switch 4 7 Screw on the sewing light transfor...

Page 74: ...own 2 Fasten the stand 4 to the tabletop 2 using wood screw Be sure to note the marking for the stand p 66 p 68 3 Set up stand 4 with tabletop 2 4 Attach the rod 3 onto the pedal and motor 5 Put the r...

Page 75: ...Fasten the tableplate 8 to the latch 7 using woodscrews 3 Attach the rod 6 onto the pedal and the actuating lever 4 only for FIR clutch motor 4 Attach the rod 3 onto the actuating lever 4 and motor 5...

Page 76: ...e stability of the right side of the tabletop 1 the plate is support by a junction bar 2 Fig 42 Assemble support on table plate with cut out To assemble the support 1 Fasten junction bar 2 to the stan...

Page 77: ...p can sink under its own weight when the screws on the stand bars are loosened Crushing possible Ensure that your hands are not jammed when loosening the screws CAUTION Risk of musculoskeletal damage...

Page 78: ...ht To set the working height 1 Loosen screws 1 2 Adjust the table plate vertically to your required height Important Make sure that the table top is the same height on both sides To prevent tilting pu...

Page 79: ...7 6 6 Putting on the machine head Fig 44 Putting on the machine head To put on the machine head 1 Put the machine head on the table plate 2 Tighten the machine head from the underside of the tabletop...

Page 80: ...ating panel 1 Screw on operating panel 1 along with the thread guide 2 2 Take off the valve cover 3 3 Route the cable 4 in the machine arm and then downwards through the opening in the tabletop 4 Plug...

Page 81: ...sewing light 1 To assemble the sewing light 1 Screw off the arm cover 2 2 Use a 4 5 mm bit to drill the fastening holes 3 3 Screw the retainer piece 5 using screw 4 Fig 47 Assembling the sewing light...

Page 82: ...screw the valve cover 6 7 Route the sewing light s 1 supply cable into the cut out on the machine arm 8 Guide the the connection cable downwards through the opening in the tableplate 9 Fasten the sewi...

Page 83: ...g the pedal To assemble the setpoint device to the stand 1 Screw the angle bracket 3 under the tabletop 4 2 Screw the setpoint device 1 onto the angle bracket 3 3 Hang the rod 2 on the setpoint device...

Page 84: ...ning the pedal To assemble the setpoint device to the stand 1 Screw the setpoint device 3 onto the plate 5 on stand 1 2 Hang the rod 2 on the setpoint device 3 and pedal To align the pedal 1 Loosen sc...

Page 85: ...To put on and tighten the V belt 1 Remove handwheel 1 2 Remove the protective belt cover 2 Fig 51 Putting on and tightening the V belt 2 3 Fasten the belt pulley 7 to the shaft of the sewing drive 4...

Page 86: ...9 Mount the handwheel 1 10 Loosen the screw 3 on the base of the sewing drive 11 Tighten the V belt 6 by swivelling out the sewing drive When the belt has the correct tension you should be able to pr...

Page 87: ...sembling the knee switch 1 To assemble the knee switch 1 Position the knee switch 1 from below so that the nose 2 points to the front 2 Tighten screw 3 into the machine base Fig 53 Assembling the knee...

Page 88: ...Setup 86 Operating Instructions 669 00 0 08 2019 Fig 54 Assembling the knee switch 3 To align the knee cushion 1 Loosen screw 6 2 Align the knee cushion 7 3 Fasten screw 6 6 Screw 7 Knee cushion...

Page 89: ...the head using two screws 3 so that it can be easily shifted 3 Put on the V belt 2 4 Tighten the V belt 2 Press the motor 4 downwards and tighten both screws 3 When the V belt has the correct tension...

Page 90: ...cting the Hall sensor Fig 56 Connecting the Hall sensor 1 To connect the Hall sensor 1 Screw off the arm cover 1 2 Screw off the valve cover 2 Fig 57 Connecting the Hall sensor 2 1 Arm cover 2 Valve c...

Page 91: ...3 in the arm and then to the control cabinet under the tabletop 6 Screw on the arm cover 1 7 Connect the 9 pole Sub D plug from the Hall sensor 6 into B18 socket on the EFKA DA321G control Fig 58 Conn...

Page 92: ...Creating the equipotential bonding Theearth grounding cableisincludedinthemachine saccessory pack The earth cable conducts static charges from the machine head via the motor foot to the earth DANGER R...

Page 93: ...mplemented with the attached motor Fig 59 Creating the equipotential bonding on the machine head To creat the equipotential bonding on the machine head 1 Connect the earth cable 1 to the tab connector...

Page 94: ...eating the equipotential bonding on the knee switch Fig 60 Creating the equipotential bonding on the knee switch To create the equipotential boding on the knee switch 1 Fasten the large eyelet on the...

Page 95: ...uct and connect the cable to the sewing drive see connectiondiagram9800 11002 A 9800 110002 D in the connections kit or the circuit diagram on the clutch motor 2 Route the voltage supply cable from th...

Page 96: ...The handwheel must rotate in the direction of the arrow Changing the rotational direction of the clutch motor If the sewing drive is turning in the false direction then you must swap two phases at the...

Page 97: ...Connecting the sewing light transformator To connect the sewing light transformator 1 Switch off the machine 2 Unplug the main plug 3 Route the mains cable 1 of the sewing light transformer 2 to the m...

Page 98: ...ewing drive should be connected to one phase and to a neutral conductor When connecting to a three phase supply of 3x200V 3x220V 3x230V or 3x240V the sewing drive should be connected to two of the pha...

Page 99: ...le 1 into the B2 socket on the control 3 Plug the motor cable 2 into the B41 socket on the control 4 Plug the cable leading tothe sewingmachineintothe Asocket on the control 5 Route all cables through...

Page 100: ...ioning drive 1 Set the sewing foot in the high positio p 36 2 The plugs from the set value initiator motor motor sensor and operating panel must be connected The 37 pole plug from the sewing machine h...

Page 101: ...needle position should be checked before starting up the machine To check the positioning of the needles 1 The sewing foot should be set in the high position p 36 The machine should be set to stopover...

Page 102: ...run fun ctions This serves to protect the machine from damage To set the machine specific parameters 1 The correct machine class can be set using parameter F 290 in accordance with the parameter data...

Page 103: ...bber guide track 2 5 Use a screwdriver to punch though the circular opening in the guide track 6 Guide the cable for the sewing light transformer through this new opening 7 Replace the rubber guide tr...

Page 104: ...lie between 8 and 10 bar NOTICE Property damage from oily compressed air Oil particles in the compressed air can cause malfunctions of the machine and soil the sewing material Ensure that no oil parti...

Page 105: ...upply using a hose coupling R 1 4 6 14 2 Setting the operating pressure Proper setting RefertotheTechnical data p 43 chapterforthepermissible operating pressure The operating pressure cannot deviate b...

Page 106: ...1 up 2 Turn the pressure controller until the pressure gage 2 indicates the proper setting Increase pressure turn clockwise Reduce pressure turn counterclockwise 3 Push the pressure controller 1 down...

Page 107: ...m 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 injuries...

Page 108: ...Decommissioning 106 Operating Instructions 669 00 0 08 2019...

Page 109: ...le 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 disposing...

Page 110: ...Disposal 108 Operating Instructions 669 00 0 08 2019...

Page 111: ...9 9 Troubleshooting 9 1 Customer Service Contact for repairs and issues with the machine D rkopp Adler AG Potsdamer Str 190 33719 Bielefeld Germany Tel 49 0 180 5 383 756 Fax 49 0 521 925 2594 Email s...

Page 112: ...reading path Needle is bent or sharp edged Replace the needle Needle is not inserted correctly into the needle bar Insert the needle correctly into the needle bar The thread used is unsuitable Use rec...

Page 113: ...nstalled incorrectly Check the assembly of the reel stand Thread tensions are too tight Check thread tensions Throat plate hook or spread have been damaged by the needle Have parts reworked by qualifi...

Page 114: ...Troubleshooting 112 Operating Instructions 669 00 0 08 2019...

Page 115: ...1 2010 7 4 4 Technical data Unit 669 180010 669 180112 669 180312 Type of stitches double lockstitch 301 Hook type horizontal large Number of needles 1 Needle system 134 35 Needle strength Nm 150 Thr...

Page 116: ...Technical data 114 Operating Instructions 669 00 0 08 2019...

Page 117: ......

Page 118: ...GERMANY Phone 49 0 521 925 00 E mail 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...

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DURKOPP ADLER 669 CLASSIC, Operating Instructions Manual

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