Dürkopp Adler 767 Operating Instructions Manual
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Dürkopp Adler 767 Operating Instructions Manual

Dürkopp Adler 767 Operating Instructions Manual

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Download this manual See also: Instruction Manual, 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: 08/2005
Printed in Federal Republic of Germany
Spezialnähmaschine
Bedienanleitung

Operating instructions

Instructions d'emploi

Instrucciones de uso

Instrucções de operação
Istruzioni per l'uso
Teile-Nr.: 0791 767742
767
D
GB
F
E
P
I

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Summary of Contents for Dürkopp Adler 767

  • Page 1: Operating Instructions

    Istruzioni per l’uso 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: 08/2005 Printed in Federal Republic of Germany...

  • Page 3: Table Of Contents

    Preface und general safety instructions Part 1: Operating manual Cl. 767 Product description ......
  • Page 4 Contents Page: Optional equipment 10.1 Residual-thread monitor RFW 13-3/RFW 13-6/RFW 13-8/RFW 13-9 . 10.2 2nd Stitch length STLS 13 - 2 ......10.3 Electro-pneumatic rapid stroke adjustment HP 13 - 7 .

  • Page 5: Product Description

    Designated use The designated use of the 767 sewing machine is sewing light to medium-heavy materials. Such material is generally made of textile fibres, but it may also be leather. It is used in the clothing industry and for domestic and motor-vehicle upholstery.

  • Page 6: Subclasses

    Legend: M = medium-heavy material / x = standard / - = not available Optional equipment The following optional equipment can be supplied for the 767: RAP 13-2 *) Electro-pneumatic stitch locking and sewing-foot lift, pedal-operated. Electro-pneumatic stitch locking and sewing-foot lift, pedal-operated.

  • Page 7: Technical Data

    767 - VF - 373 stitch length: 6 mm sewing-foot stroke: 3.5 mm stitch rate: 2 800 min material: upholstery fabric faced both sides 435 g/m 767 - AE - 5 - 73 Lc = 84 dB (A) 767 - AE - 73 stitch length: 6 mm sewing-foot stroke: 3.5 mm stitch rate: 2 800 min...

  • Page 8: Subclass Technical Data

    Subclass technical data Subclass 767 -FA- 73 -FAS-473 -FA-273 -LG-73 -373 -FA-373 stitch rate: - max. [min 3200 3500 3200 3500 3200 - ex works [min 3200 3200 3200 3200 3000 stitch length: - forwards [mm] - backwards [mm] stroke height of alter- nating sewing feet: - max.
  • Page 9 Subclass -VF-573 -AE-5-73 -KFA-373 -FAS-373 -FAS-573 -VF-373 -AE-73 -573 stitch rate: - max. [min 3000 2800 3500 3500 3200 - ex works [min 2800 2800 3200 3200 3200 stitch length: - forwards [mm] - backwards [mm] stroke height of alter- nating sewing feet: - max.

  • Page 10: Operation

    Operation Upper thread Caution! Danger of injury! Turn off main switch! The upper thread may only be threaded with the sewing machine switched off. Threading upper thread (needle thread) – Place the thread spool on its column and pass the thread through the guide eyelets of the take-up arm.

  • Page 11: Adjusting The Thread Regulator

    – Pass the thread clockwise round tension unit 4, past thread-tensioning spring 3 and through guide 2. – Pass the thread through thread lever 1 and through guides 2, 5 and 6. – Pass the thread through the needle, pull a few centimetres of thread through and cut it off.

  • Page 13: Loser Thread

    Lower thread Look out! Danger of injury! Turn off main switch! The lower thread may only be threaded with the sewing machine switched off. Threading the lower thread (hook thread) – Place the thread spool on its column. – Pass the lower thread through the thread guide on the take-up arm and alternately through the guide of the pre-tensioner 1.

  • Page 15: Changing The Needle

    Changing the needle Look out! Danger of injury! Turn off main switch! The needle may only be threaded with the sewing machine switched off. – Turn the handwheel until the needle bar has reached its uppermost position. – Undo screw 1. –...

  • Page 17: Sewing-Foot Stroke

    Sewing-foot stroke The height of the sewing-foot stroke is set with adjusting wheel 1. Machines without FA (without Thread Trimmer) On these machines the speed of rotation is not checked. Please comply with the note and table below. Machines with FA (with Thread Trimmer) The sewing-foot stroke and stitch rate are interdependent.

  • Page 18: Sewing-Foot Pressure

    The following subclasses are equipped with the 2nd stitch length: 767-FAS-373-RAP-HP, 767-FAS-573-RAP-HP, 767-KFA-373-RAP-HP, 767-KFA-573-RAP-HP, 767-FAS-473-RAP-HP. Thus it is possible to activate the 2nd stitch length through one switch. Use the setting wheels 3 and 5 to set both stitch length.

  • Page 19: Keys On Sewing Arm

    Keys on sewing arm Function key 1 = Intermediate lock-stitches during sewing key 2 = Raises or lowers needle key 3 = Suppress starting or finishing lock-stitches key 4 = Stitch length Display LED 5 = Sewing motor switched on LED 6 = Lock-stitches suppression switched on LED 7 =...

  • Page 20: Control And Operating Panel

    Control unit and operating panel IMPORTANT ! This manual covers only those key functions and parameter changes available to the operator. For a more detailed description of the control unit please consult the motor manufacturer’s current Operating manual (supplied). The operating panel is used to program the control unit and to set seam functions. Depending on the nature of the job, sewing may be executed manually or by seam programming.

  • Page 21: V810 Operating Panel Key

    V810 Operating Panel Keys Function Settings Start or end programming mode Confirm a parameter-value change Increase a displayed parameter value Decrease a displayed parameter value Starting bar tack or starting stitch condensation SINGLE / DOUBLE / OFF Ending bar tack or ending stitch condensation SINGLE / DOUBLE / OFF Auto foot lift on stop in mid-seam ON / OFF...

  • Page 22: V820 Operating Panel Key

    V820 Operating Panel Keys Function Settings Start or end programming mode Confirm a parameter-value change Increase a displayed parameter value Decrease a displayed parameter value Starting bar tack or starting stitch condensation single / double / off Seam stitch counting forward / reverse / off Light barrier function bright-dark / dark-bright/...
  • Page 23 Symbol Functions Key for bar tack suppression or activation Key for needle up/down or shift-key in programming mode Abbreviation C for the code number Abbreviation F for the parameter number Program number in teach-in mode Seam-section number in teach-in mode Cut-out active Entry via keys disabled Error message...

  • Page 24: Changing Parameter Values

    Changing parameter values CAUTION! After changing parameters it is essential to carry out a sewing run. Only then is the altered setting properly saved. If sewing does not take place, the new setting is lost when the main switch is turned off. Parameters are changed and switched on and off with the “P”, “E”, “+”...

  • Page 25: Operator-Level Parameter List For Efka Controls Da82Ga And 6F82Fa

    Operator-level parameter list for EFKA controls DA82GA and 6F82FA Parameter Adj. Range Preset Abbr. Name/Function 100R starting-bar-tack stitches forward starting-bar-tack stitches backward ending-bar-tack stitches backwards 0 ending-bar-tack stitches forwards number of light-barrier equalisation 0 stitches (large stitch length) number of light-barrier filter stitches 0 for knits number of seams terminated with the light barrier...

  • Page 26: Sewing

    Sewing This description is based on the following assumptions: – The machine is a single-needle machine fitted with the following optional equipment: - FA Thread Trimmer - RAP Electro-pneumatic seam-locking and sewing-foot lift, pedal-operated - FLP Electro-pneumatic sewing-foot lift, pedal-operated - HP Electro-pneumatic rapid stroke adjustment –...
  • Page 27 3 (4) Sewing process Operation/explanation At start of seam Sew starting lock-stitch and - Push pedal forwards and hold it there. continue The starting lock-stitch is sewn. Sewing then continues at the speed of rotation determined by the pedal. - Push pedal forwards briefly. Sew only starting lock-stitch The machine halts in the 1st position after the starting lock-stitch.
  • Page 28 Sewing process Operation / Explanation Transfer-seam over-sewing - Operate knee switch. The speed of rotation is restricted to 2 000 stitches/min. - Pull pedal fully back and hold it there. At the end of the seam The finishing lock-stitch is sewn. Remove material The thread is cut off.

  • Page 29: Maintenance

    Maintenance Caution! Danger of injury! Turn off main switch! Maintenance may only be carried out with the sewing machine switched off. Maintenance work must be carried out no less frequently than at the intervals given in the tables (see “operating hours” column). Maintenance intervals may need to be shorter when processing heavy-shedding materials.
  • Page 30 Maintenance work Explanation Operating to be carried out hours Places in special need of cleaning: Upper part of machine - area under the needle plate 1 - feeders - Remove lint, pieces of - area around the shuttle 2 thread and other cutting - upper part of bobbin housing 3 waste.

  • Page 31: Lubrication

    – Viscosity at 40° C : 10 mm – Ignition point: 150 °C DA-10 can be obtained from DÜRKOPP ADLER AG sales outlets. The part numbers are: 250 ml - Container: 9047 000011 1 litre - Container: 9047 000012 2 litre - Container:...

  • Page 32: Optional Equipment

    The residual-thread monitor RFW 13-3, part no.: 0767 367629, can be fitted to all single-needle 767 sewing machines with a thread cutter. The residual-thread monitor RFW 13-6, part no.: 0767 590244, can be fitted to the class 767-KFA-573-RAP/HP (short thread trimmer).
  • Page 33 Caution! Danger of injury! Turn off main switch! The shuttle bobbin must not be changed unless the machine is switched off. – Change the shuttle bobbin. A new seam can now be sewn. IMPORTANT ! The shuttle bobbin must be put in place with the groove 2 facing downwards.

  • Page 34: 2Nd Stitch Length Stls 13 - 2

    10.2 2nd stitch length STLS 13 - 2 The facility to activate a 2nd stitch length makes it possible to switch rapidly from the assembly seam to the subsequent overstep seam. The 1st or 2nd stitch length is selected with the keys on the sewing arm. The 2nd stitch length is always smaller than the 1st.
  • Page 35 Integrated second stitch length The subclasses 767-FAS-373-RAP-HP, 767-FAS-573-RAP-HP, 767-KFA-373-RAP-HP, 767-KFA-573-RAP-HP, 767-FAS-473-RAP-HP are equipped with a second stitch length. Herewith it is possible to activate a shorter second stitch length just via a switch. Both stitch lengths are defined by means of the two setting wheels 1 and 2.

  • Page 36: Electro-Pneumatic Rapid Stroke Adjustment Hp

    10.3 Electro-pneumatic rapid stroke adjustment HP 13 - 7 The sewing-foot stroke and stitch rate are interdependent. A potentiometer is linked mechanically with the adjusting wheel. By means of this potentiometer the control unit detects what foot-stroke has been set and restricts the speed of rotation accordingly. The values are given in the table on page 17.

  • Page 37: Upper And Lower Conveyor Rollers Sp 470

    10.4 Upper and lower conveyor rollers SP 470 The removal of the material by the upper and lower conveyor rollers after sewing ensures a smooth and uniform product. The speed with which the material is removed can be exactly matched to the stitch length.

  • Page 38: Automatic Lowering Wta 13 - 2

    10.5 Automatic lowering WTA 13 - 2 This is an optional item to go with the upper and lower conveyor rollers. It enables the stitches to be adjusted from the beginning of the seam to the automatic lowering of the upper roller.

  • Page 39: Additional Tension Fs 13 - 1

    10.6.1 Additional tension FS 13-1 The classes 767-FAS-373-RAP-HP, 767-FAS-573-RAP-HP, 767-KFA-373-RAP-HP, 767-KFA-573-RAP-HP can be equipped with a pneumatic additional tension FS 13-1 (for 2 needle machines with pneumatic additional tension - on request). Prerequisite is the sewing drive DC1600 / DA82GA.
  • Page 40 10.6.4 Function of the additional thread tension depending on the stroke adjustment (HP) and the Speedomat Parameter Stroke adjustment (HP) max. Stroke adjustment by setting adjustment via knee switch wheel when the HP-speed of parameter F-117 is reached (Speedomat) F-197 = 0 F-197 = 1 F-197 = 2 0 (*)

  • Page 41: Seam Center Guide

    10.7 Seam center guide (only if 767-E74/... existing) 10.7.1 General In order to operate the seam center guide the sewing drive DC1600/DA82GA is required. The seam center guide serves as guiding aid for topstitching operations. It guides the center of two parallel seams to ensure an equal distance to the left and the right needle.
  • Page 42 10.7.2 Working method and parameter adjustment of the seam center guide (in conjunction with sewing drive DC1600/DA82GA only) When the machine is switched off, the seam center guide is down (= on). Immediately after the machine has been switched on the seam center guide is always up (= off). The seam center guide can be switched on and off at any time by means of key 5 (see operating instructions) of the 5-key-panel at the machine.

  • Page 43: Skip Stitch Device (Ssd) Fse 13-1/2

    10.8 Skip Stitch Device (SSD) FSE 13-1/2 Sewing Mode In case of a skipped stitch during normal sewing, the motor stops and the LED shines. The release of the motor can be done by the touch-key only. Bobbin Mode For bobbin winding, the SSD has to be switched on into the bobbin mode. Hold the touch-key for 5 seconds onto the SSD.
  • Page 44 Service Mode For mechanical adjustments, the SSD has to be switched into the service mode. In this mode the thread monitor will be disabled. Following steps are necessary to come into this mode. – Switch off the machine (it should be off for longer than 2 sec.) –...

  • Page 45: Short Thread Trimmer

    Activation angle of thread tension release 310 11.2 Position of the thread-pulling knife and the counter-knife See Service Instructions Class 767. 11.3 Adjust the thread cutting stitch before thread cutting In order to get a short trimming, it is necessary that the machine executes a short stitch right before cutting (approx.

  • Page 46: Thread Clamp (Thread Feeding Device)

    11.4 Thread clamp (Thread feeding device) With the thread clamp and the relevant electronic components, the thread is pulled downward and swallowed up while sewing on. In order to avoid a thread breakage (the thread can get jammed between the sewing foot and material) the sewing foot is briefly relieved.

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