DURKOPP ADLER 367 Service Instructions Manual
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DURKOPP ADLER 367 Service Instructions Manual

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See also: Instruction and Installation Manual
Postfach 17 03 51, D-33703 Bielefeld • Potsdamer Strasse 190, D-33719 Bielefeld
Telefon +49 (0) 5 21/ 9 25-00 • Telefax +49 (0) 5 21/ 9 25 24 35 • www.duerkopp-adler.com
Ausg./Edition: 07/2006
Spezialnähmaschine
Printed in Federal Republic of Germany
Serviceanleitung

Service Instructions

Instructions de service
Instrucciones de servicio
Instruções de serviço
Istruzioni per il servizio
Teile-/Part-No.: 0791 367641
367
D
GB
F
E
P
I

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Summary of Contents for DURKOPP ADLER 367

  • Page 1: Service Instructions

    Spezialnähmaschine Serviceanleitung Service Instructions Instructions de service Instrucciones de servicio Instruções de serviço Istruzioni per il servizio Postfach 17 03 51, D-33703 Bielefeld • Potsdamer Strasse 190, D-33719 Bielefeld Telefon +49 (0) 5 21/ 9 25-00 • Telefax +49 (0) 5 21/ 9 25 24 35 • www.duerkopp-adler.com Ausg./Edition: 07/2006 Printed in Federal Republic of Germany Teile-/Part-No.: 0791 367641...

  • Page 3: General Safety Instructions

    General safety instructions The non-observance of the following safety instructions can cause bodily injuries or damages to the machine. 1. The machine must only be commissioned in full knowledge of the instruction book and operated by persons with appropriate training. 2.

  • Page 5: Table Of Contents

    Index Page: Service instructions class 367 General notes ..........Gauges .
  • Page 6 Index Page: 2.13 Thread trimmer ..........2.13.1 Position of the control cam .

  • Page 7: General Notes

    General notes The service instructions on hand describe the adjustment of the special sewing machine 367. ATTENTION ! The operations described in the service instructions must only be executed by qualified staff or correspondingly instructed persons respectively! Caution: Danger of injury ! In case of repair, alteration or maintenance work switch off main switch and disconnect the machine from the pneumatic supply system.

  • Page 8: Description Of The Locking Positions

    Description of the locking positions With the locking peg 1 and the arresting grooves 2 and 3 in the arm shaft crank 4 the sewing machine can be arrested in two adjusting positions. Position I = Locking peg Ø 5 mm for large groove Position II = Locking peg Ø...

  • Page 9: Sewing Machine

    Sewing machine Position of the arm shaft crank on the arm shaft Caution: Danger of injury ! Switch off main switch. Check and set the position of the arm shaft crank only when the machine is switched off. Standard checking The arm shaft crank 1 is fastened on the arm shaft 4 with the three screws 2.

  • Page 10: Upper And Lower Toothed Belt Wheel/ Toothed Belt

    Upper and lower toothed belt wheel/ Toothed belt 2.2.1 Position of the upper toothed belt wheel Caution: Danger of injury ! Switch off main switch. Check and set the position of the upper toothed belt wheel only when the machine is switched off. Standard checking The toothed belt wheel 2 is fastened on the arm shaft 4 with two screws.

  • Page 11: Position Of The Lower Toothed Belt Wheel

    2.2.2 Position of the lower toothed belt wheel Caution: Danger of injury ! Switch off main switch. Check and adjust position of the lower toothed belt wheel only when the sewing machine is switched off. Standard checking The lower toothed belt wheel 1 must abut on the bearing 3. The core pins 5 in the toothed belt wheel 1 must sit on the flat spot of the lower shaft 4.

  • Page 12: Change The Toothed Belt

    2.2.3 Change the toothed belt Caution: Danger of injury ! Switch off main switch. Change the toothed belt only when the machine is switched off. Remove toothed belt – Take off synchronizer 1. – Screw off handwheel 2. – Screw off belt protection 3. –...

  • Page 13: Bottom Feed And Stitch Regulator Gear

    Bottom feed and stitch regulator gear 2.3.1 Basic adjustment of stitch adjustment (subclasses 367-170115; -170315 and 367-180115; -180315) Caution: Danger of injury ! Switch off main switch. Set basic adjustment of the stitch adjustment only when the sewing machine is switched off. Standard checking When the setting wheel 4 is in zero position, the stitch regulator gear should have the least possible clearance.

  • Page 14: Adjust The 2Nd Stitch Length (Subclass 367-170315 And 367-180315)

    Adjust eccentric The eccentric 7 has to be adjusted in such a way that the axes of the two markings 9 and 10 are on a similar level. – Loosen screw 8. – Turn eccentric in such a way that the axes of the two markings 9 and 10 are intersecting.

  • Page 15: Stitch Regulator Gear

    2.3.3 Stitch regulator gear Caution: Danger of injury ! Switch off main switch. Adjust bottom feed and stitch regulator gear only when the sewing machine is switched off. – Set stitch regulator lever and setting wheel respectively on “0”. – Loosen all screws at the left sliding shaft 9 and the right sliding shaft 1: - at the adjusting rings 2,3 and 14...
  • Page 16 – Loosen screws 12. – Align feed-dog support 13 in such a way that the feed-dog 14 in the throat plate has an equal lateral clearance. In longitudinal direction it should stand approximately in the center. – Tighten screws at the left shaft support 8 of the gear linkage. –...

  • Page 17: Lifting Motion Of The Feed-Dog

    2.3.4 Lifting motion of the feed-dog Caution: Danger of injury ! Switch off main switch. Adjust feeding motion of the feed-dog only when the sewing machine is switched off. Standard checking In the following needle positions the feed-dog should have the same position to the throat plate: ·...

  • Page 18: Feeding Motion Of The Feed-Dog

    2.3.5 Feeding motion of the feed-dog Caution: Danger of injury ! Switch off main switch. Adjust lifting motion of the feed-dog only when the sewing machine is switched off. Standard checking When the machine is arrested in position II (locking peg with Ø...

  • Page 19: Feed-Dog Height

    2.3.6 Feed-dog height Caution: Danger of injury ! Switch off main switch. Check and adjust height of the feed-dog only when the sewing machine is switched off. Standard checking For a safe material feed the feed-dog 5 in its highest position must project by 0.5 mm from the throat plate surface.

  • Page 20: Needle Bar Linkage

    Needle bar linkage 2.4.1 Alignment of the needle bar linkage Caution: Danger of injury ! Switch off main switch. Check and adjust needle bar linkage only when the sewing machine is switched off. Standard checking At the stitch length “0” the needle must laterally pierce in the center of the needle hole of the feed-dog.
  • Page 21 – Remove plastic plugs from the drill-holes 6. – Push Allen wrench 3 mm through the drill-hole 6 and loosen clamping screws at the lever 5. – Align needle bar linkage as to the needle hole. – Tighten screws at the lever 5. –...

  • Page 22: Needle Penetration In The Feed-Dog

    2.4.2 Needle penetration in the feed-dog Caution: Danger of injury ! Switch off main switch. Check and adjust needle penetration in the feed dog only when the sewing machine is switched off. Standard checking When a stitch length of “0” is set, the needle should pierce in the center of the needle hole of the feed-dog.

  • Page 23: Hook, Looping Stroke And Needle Bar Height

    Hook, looping stroke and needle bar height 2.5.1 Looping stroke, distance between hook tip and needle Caution: Danger of injury ! Switch off main switch. Check and adjust looping stroke and distance between hook tip and needle only when the sewing machine is switched off. Standard checking The looping stroke is the way of the needle bar from its bottom dead centre to the point where the hook tip is at the level of the middle of the needle.
  • Page 24 Correction of the looping stroke position – Loosen screws at the toothed wheel 5. – Arrest machine head with locking peg Ø 5 mm in Position I (large groove). – Set stitch regulator lever and stitch length setting wheel respectively to “0”. –...

  • Page 25: Needle Bar Height

    2.5.2 Needle bar height Caution: Danger of injury ! Switch off main switch. Check and adjust needle bar height only when the sewing machine is switched off. Standard checking The needle bar height should be set in such a way that - at the largest stitch length and in looping stroke position - the hook tip stands in the lower third of the hollow groove.

  • Page 26: Bobbin Case Holder

    Bobbin case holder Caution: Danger of injury ! Switch off main switch. Check and correct bobbin case holder only when the sewing machine is switched off. Standard checking Between the bobbin case 2 and the lug 3 of the bobbin case holder there must be sufficient clearance so that the needle thread can be pulled through without hindrance.

  • Page 27: Feeding Foot And Presser Foot

    Feeding foot and presser foot 2.7.1 Stroke of feeding foot and presser foot Caution: Danger of injury ! Switch off main switch. Check and adjust stroke only when the sewing machine is switched off. Standard checking The strokes of both feet should be equally high when the sewing foot stroke is set to position “3”.

  • Page 28: Lifting Motion Of The Feeding Foot

    2.7.2 Lifting motion of the feeding foot Caution: Danger of injury ! Switch off main switch. Adjust lifting motion only when the sewing machine is switched off. Precondition · The same stroke is set for the sewing foot and the presser foot (see chapter 2.7.1).

  • Page 29: Sewing Foot Pressure

    2.7.3 Sewing foot pressure Standard checking The material to be processed must not “swim”. However, the pressure should not be higher than necessary. Correction – Set sewing foot pressure by means of screw 1. Increase the sewing foot pressure = Turn screw 1 in clockwise direction Reduce the sewing foot pressure = Turn screw 1 in counter-clockwise...

  • Page 30: Stitch Length Limitation

    Stitch length limitation 2.8.1 Stitch length limitation in case of subclass 367-170115; -170315 and subclass 367-180115; -180315 367-170115 367-180115 According to the used sewing equipment the stitch length adjustment must be limited to 6 mm or 8 mm. Hint: Adjusting the stitch length limitation on the subclass 367-170315 and 367-180315 is done through the upper setting wheel.

  • Page 31: Stitch Length Limitation In Case Of Subclass 367-170010 And 367-180010

    2.8.2 Stitch length limitation in case of subclass 367-170010 and 367-180010 Caution: Danger of injury! Switch off main switch. Adjust safety locks only when the sewing machine is switched off. Standard checking According to the used sewing equipment the stitch length adjustment must be limited to 6 mm or 8 mm (see Spare Parts List).

  • Page 32: Equal Stitch Lengths In Case Of Subclass 367-170115; -170315 And Subclass 367-180115; -180315

    2.8.3 Equal stitch lengths in case of subclass 367-170115; -170315 and subclass 367-180115; -180315 Standard checking Forward and backward stitches should have the same length. – Sew a forward seam line. – Sew a backward seam line. – Compare the stitch lengths of both seam lines. Caution: Danger of injury ! Switch off main switch.

  • Page 33: Setting The Short-Trimming

    Setting the short-trimming The short-trimming can be switched off/on through the parameter 136. Switched on is the standard factory-setting for any class. The lower and upper thread should have approximately the same length after the trimming. The length of the last stitch before thread trimming is adjustable.
  • Page 34 Notes:...

  • Page 35: Sewing Foot Lift And Thread Tension Lift

    2.10 Sewing foot lift and thread tension lift 2.10.1 Mechanical sewing foot lift Caution: Danger of injury ! Switch off main switch. Check and adjust clearance in the lifting mechanism only when the sewing machine is switched off. Standard checking The lifting shaft 4 must run smoothly, however without axial backlash.

  • Page 36: Height Of The Lifted Sewing Feet And Lift Limitation

    2.10.2 Height of the lifted sewing feet and lift limitation Caution: Danger of injury ! Switch off main switch. Check and adjust height of the lifted sewing feet only when the sewing machine is switched off. Standard checking The distance between the lifted sewing feet and the throat plate should amount to 20 mm.

  • Page 37: Thread Tension Lift (Subclass 367-170010 And 367-180010)

    2.10.3 Thread tension lift (subclass 367-170010 and 367-180010) Caution: Danger of injury ! Switch off main switch. Check and adjust the thread tension lifting only when the machine is switched off. Standard The thread tension must be open when the sewing feet are lifted. Machines without thread trimmer In case of machines without thread trimmer the tension release is effected by the sewing foot lifting shaft 4 in conjunction with the...

  • Page 38: Thread-Guiding Parts

    2.11 Thread-guiding parts 2.11.1 Thread regulator Caution: Danger of injury ! Switch off main switch. Check and adjust the thread regulator 2 only when the sewing machine is switched off. Standard checking The position of the thread regulator is dependent on the material thickness, the thread size and the selected stitch length.

  • Page 39: Thread Controller Spring

    2.11.2 Thread controller spring Caution: Danger of injury ! Switch off main switch. Check and adjust the thread controller spring only when the sewing machine is switched off. Standard checking The adjustment standards for spring travel and spring tension apply to normal needle thread sizes.

  • Page 40: Bobbin Winder

    2.12 Bobbin winder Caution: Danger of injury ! Switch off main switch. Check and adjust bobbin winder only when the sewing machine is switched off. Standard checking The bobbin winding operation must stop automatically when the bobbin is filled up to approx. 0.3 mm below the edge of the bobbin. The driver wheel 2 and the bobbin winder wheel 6 have to be fastened on the bobbin winder spindle in such a way that the first screw in rotation direction is always located at the flat spots of the bobbin...
  • Page 41 – Turn bobbin winder spindle in such a way that the tear-off knife 12 points to the right fastening screw 1. – Loosen screw at the engagement block 14. – Adjust bobbin winder clip in such a way that there is a clearance of 2 - 3 mm between the thread on the bobbin and the bobbin winder clip (put a spacer piece in between).

  • Page 42: Thread Trimmer

    2.13 Thread trimmer 2.13.1 Position of the control cam Caution: Danger of injury ! Switch off main switch. Check and adjust the control cam only when the sewing machine is switched off. Standard checking The control cam 2 abuts on the hook drive toothed wheel 3. Turn the handwheel in the normal sense of rotation of the sewing machine.

  • Page 43: Position Of The Hook Knife

    2.13.2 Position of the hook knife Caution: Danger of injury ! Switch off main switch. Check and adjust the position of the hook knife only when the sewing machine is switched off. Standard checking In resting position the point 3 of the hook knife 1 must be flush below the cutting edge of the stationary knife 2.

  • Page 44: Armature Of The Thread Trimmer Magnet

    2.13.3 Armature of the thread trimmer magnet Caution: Danger of injury ! Switch off main switch. Check and adjust the thread trimmer magnet only when the sewing machine is switched off. Standard checking In resting position of the magnet there should be a distance of 0.2 to 0.3 mm between roller 6 and the highest point of the control cam 5.

  • Page 45: Cutting Pressure

    2.13.4 Cutting pressure Caution: Danger of injury ! Switch off main switch. Check and adjust the cutting pressure only when the sewing machine is switched off. Standard checking The thread should be safely cut with the lowest possible pressure. A low cutting pressure ensures a low wear and tear of knives ! Two of the thickest threads to be processed must be safely cut at the same time.

  • Page 46: Potentiometer In The Arm

    2.14 Potentiometer in the arm Sewing machines of subclass 367-170115 and 367-180115 are equipped with a potentiometer for speed limitation in case of higher sewing foot strokes. By means of this potentiometer the control recognizes the sewing foot stroke and limits the speed. 2.14.1 Basic adjustment without control panel Sewing machines without control panel have to be adjusted according...

  • Page 47: Basic Adjustment With Control Panel V810 Or V820

    2.14.2 Basic adjustment with control panel V810 or V820 Caution: Danger of injury ! The adjustment of the potentiometer is done when the main switch is switched on. Work with utmost caution. Set hand lever 1 to the “lowest stroke”. –...

  • Page 48: Check Adjustment Of Potentiometer

    2.14.3 Check adjustment of potentiometer – Hold key “P” pressed down and switch on main switch. – Open the technician level. (see Installation Instructions, Part 2 of the Instuction Manual) – Select parameter “F-188”. – Press key “E”. The current Speedomat step and the corresponding speed limitation are indicated.

  • Page 49: Oil Lubrication

    2.15 Oil lubrication Caution: Danger of injury ! Oil can cause skin eruption. Avoid a longer contact with the skin. Wash yourself thoroughly after a contact. ATTENTION ! The handling and disposal of mineral oils is subject to legal regulations. Deliver used oil to an authorized collecting station.

  • Page 50: Hook Lubrication

    2.15.1 Hook lubrication Caution: Danger of injury ! Switch off main switch. Adjust the hook lubrication only when the sewing machine is switched off. Make functional test with utmost caution when the sewing machine is running. Standard checking The necessary oil quantity for the correct lubrication of the hook has been adjusted by the manufacturer.

  • Page 51: Maintenance

    2.16 Maintenance Caution: Danger of injury ! Switch off main switch. The maintenance of the sewing machine must only be done when the machine is switched off. The daily or weekly maintenance work (cleaning and oiling) to be carried out by the operators of the sewing machine is described in the Instruction manual, Operating Instructions (part 1).
  • Page 52 Notes:...

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