DURKOPP ADLER 275 Instruction Manual
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DURKOPP ADLER 275 Instruction Manual

Sewing machine
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Postfach 17 03 51, D-33703 Bielefeld • Potsdamer Straße 190, D-33719 Bielefeld
Telefon +49 (0) 521/ 9 25 - 00 • Telefax +49 (0) 521/ 9 25 24 35 • www.duerkopp-adler.com
Ausg./Edition: 02/2002
Printed in Federal Republic of Germany
Spezialnähmaschine
mit Direktantrieb
Betriebsanleitung

Instruction manual

Instructions d'emploi

Instrucciones de uso

Instruções
Istruzioni per l'uso
Teile-Nr.: 0791 275740
275
D
GB
F
E
P
I

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Summary of Contents for DURKOPP ADLER 275

  • Page 1: Instruction Manual

    Spezialnähmaschine mit Direktantrieb Betriebsanleitung Instruction manual Instructions d’emploi Instrucciones de uso Instruções Istruzioni per l’uso Postfach 17 03 51, D-33703 Bielefeld • Potsdamer Straße 190, D-33719 Bielefeld Telefon +49 (0) 521/ 9 25 - 00 • Telefax +49 (0) 521/ 9 25 24 35 • www.duerkopp-adler.com Ausg./Edition: 02/2002 Printed in Federal Republic of Germany Teile-Nr.: 0791 275740...
  • Page 2 Alle Rechte vorbehalten. Eigentum der Dürkopp Adler AG und urheberrechtlich geschützt. Jede, auch auszugsweise Wiederverwendung dieser Inhalte ist ohne vorheriges schriftliches Einverständnis der Dürkopp Adler AG verboten. All rights reserved. Property of Dürkopp Adler AG and copyrighted. Reproduction or publication of the content in any manner, even in extracts, without prior written permission of Dürkopp Adler AG, is prohibited.

  • Page 3: Table Of Contents

    Foreword and general safety instructions Part 1: Operating instructions Class 275 Direct Drive Product description Designated use Subclasses Accessories Technical data Operation Threading the needle thread Setting the needle thread tension Releasing the needle-thread tension Winding on the bobbin thread...
  • Page 4 6 18 Fullness control (Cl 275-142342, 275-742642) 6 18 1 General 6 18 2 Operating terminal - description of the operating components 6 18 3 Switching the machine on 6 18 4 Sewing 6 18 4 1 Smooth sewing 6 18 4 2 Sewing with fullness...
  • Page 5 Foreword This instruction manual is intended to help the user to become familiar with the machine and take advantage of its application possibilities in accordance with the recommendations. The instruction manual contains important information on how to operate the machine securely, properly and economically. Observation of the instructions eliminates danger, reduces costs for repair and down-times, and increases the reliability and life of the machine.

  • Page 6: General Safety Instructions

    General safety instructions The non-observance of the following safety instructions can cause bodily in- juries or damages to the machine. The machine must only be commissioned in full knowledge of the instruction book and operated by persons with appropriate training. Before putting into service also read the safety rules and instructions of the motor supplier.

  • Page 7: Product Description

    1. Product description DÜRKOPP ADLER 275 is a special sewing machine with universal applications Basic type Single-needle double-lockstitch machine with underfeed, differentiable-foot overfeed and thread cutter for light to medium-heavy material with 4-mm stitch length and max 8-mm overfeed length 2.

  • Page 8: Subclasses

    3. Subclasses Cl. 275- 40332 Like the basic type, but with automatic electromagnetic bar-tacking and automatic foot elevation, a smaller feeder lifting cam and an adapted regulator to improve the smooth-sewing results with small stitch lengths and light materials, a drive motor with control device attached to the...

  • Page 9: Accessories

    4. Accessories Subcl Material no Equipment 0275 590034 Thread retractor 0275 590014 Mechanical device to amplify the overfeed during sewing (second pedal) 0275 590044 Electropneumatic device to amplify the overfeed via keys during sewing N900 020038 Swivel-down right edge stop adjustment range 0-40 mm N900 040037 Swivel-down right edge stop with 2 mm, 5...
  • Page 10 Subcl 9822 510000 Tripod sewing lamp 9822 510011 Table clamp for tripod sewing lamp 9822 510000 9780 000108 WE8 maintenance unit 0797 003031 Pneumatic- system connection pack MG53 400015 MG53-3, 1060x500 MG53 400016 MG53-3, 1060x600 MG53 400017 MG53-3, 1250x900/700 MG53 400018 MG53-3, 1060x600/table-plate opening °...

  • Page 11: Technical Data

    5. Technical data Subclasses Class 275 Type of stitch Hook type horizontal hook Number of needles Needle system 134, 797 or Sy 195 501 needle thickness (depending on E no ) [Nm] 70 - 120 sewing-thread thickness stitch length - forwards...
  • Page 12 Correct thread interlacing in the centre of the material Needle-thread tension too low hook thread tension too high Needle-thread tension too high hook thread tension too low...

  • Page 13: Operation

    6. Operation 6.1 Threading the needle thread Caution: danger of injury Turn off the main switch The needle thread may only be threaded with the machine turned off Place the yarn reel on the reel stand as shown in the illustration Thread the needle thread as shown in the diagram on the preceding page 6.2 Setting the needle thread tension Setting the needle thread pre-tensioner...

  • Page 14: Winding On The Bobbin Thread

    6.4 Winding on the bobbin thread Caution: danger of injury Turn off the main switch Threading of the bobbin thread should only be done with the sewing machine switched off Place the bobbin on the bobbin-winder shaft 1 Thread the bobbin thread as shown in the illustration Wind the bobbin thread clockwise onto the bobbin core Pull the thread end through the cutter clamp 2 and cut Swivel the bobbin-winder flap 3 against the bobbin...

  • Page 15: Fitting The Hook Thread Bobbin

    6.5 Fitting the hook thread bobbin Caution: danger of injury Turn off the main switch The hook thread bobbin may only be fitted with the machine turned off Removing the bobbin Raise the bobbin-housing flap 1 Remove the bobbin-housing top 2 with the bobbin Remove the empty bobbin from the bobbin-housing top 2 Fitting the full bobbin Place the full bobbin 3 in the bobbin-housing top 2...

  • Page 16: Setting The Hook Thread Tension

    6.6 Setting the hook thread tension Caution: danger of injury Turn off the main switch The hook thread tension may only be adjusted with the machine turned off Setting the hook thread tension The hook thread tension setting must be such as to produce a seam like the one shown in fig a) in section 6 At a recommended hook thread tension of 30g, for example, 15g should be...

  • Page 17: 7 Changing Needles

    6.7 hanging needles Caution: danger of injury Turn off the main switch The needle may only be changed with the machine turned Undo screw 1 and remove needle Insert the new needle as far as it will go into the hole in needle bar 4 CAUTION: The throat 2 must point in the direction of the shuttle tip 3 (see sketch)

  • Page 18: Setting The Thread Regulator

    6.8 Setting the thread regulator 2 3 4 5 The thread regulator 2 regulates the amount of needle thread necessary for stitch formation Only a properly-adjusted thread regulator ensures an ideal sewing result The setting depends on the following factors: stitch length material thickness yarn characteristics...

  • Page 19: Setting The Sewing-Foot Pressure

    6.9 Setting the sewing-foot pressure The required sewing-foot pressure is set with adjustment wheel 2 Undo locknut 3 To increase the sewing-foot pressure = turn adjustment wheel 2 clockwise To reduce the sewing-foot pressure = turn adjustment wheel 2 anti-clockwise Tighten locknut 3 CAUTION: The sewing-foot pressure of the overfeed foot must only be...

  • Page 20: Setting The Stitch Length

    6.11 Setting the stitch length Adjustment wheels The stitch length is set with adjustment wheel 1 for sewing forwards, with adjustment wheel 2 for sewing backwards &...

  • Page 21: Raising The Sewing Foot

    6.12 Raising the sewing foot The sewing feet can be raised mechanically or electromagnetically Depending on the type and equipment of the machine, they are raised either by operating the knee lever (additional equipment) or pushing the pedal backwards Mechanical sewing-foot lift Operate knee lever 2 The sewing foot remains raised as long as the knee lever 2 is held in position Electromagnetic sewing-foot lift...

  • Page 22: Setting The Value Of The Overfeed (Fullness)

    6.14 Setting the value of the overfeed (fullness) (275-140332, 275-140342, 275-740642) If the stitch length for forward sewing is changed with adjustment wheel 1, the overfeed is automatically changed in line with it The overfeed length is adjusted with adjustment wheel 6 and can be read off...

  • Page 23: Edge Cutter

    6.16 Edge cutter ( l. 275-740642) 6. 6. Automatically switching on the edge cutter with the first stitch The sewing-drive control contains a function module to raise and lower the edge cutter Its parameters must be set as follows: Function parameter Function module B “edge cutter: automatic”...

  • Page 24: Switching On The Edge Cutter With An Automatic Delay

    Not automatically switching off the edge cutter at the seam-end If parameter 256 = 0, the edge cutter is not automatically switched off at the seam-end It can only be switched on and off again by pressing the Y key 6.

  • Page 25: Edge Cutter

    6.17 Edge cutter ( l. 275-742642) 6. 7. Automatically switching on the edge cutter with the first stitch The sewing-drive control contains a function module to raise and lower the edge cutter Its parameters must be set as follows: Function parameter Function module B “edge cutter: automatic”...

  • Page 26: Switching On The Edge Cutter With An Automatic Delay

    Automatically switching off the edge cutter at the seam-end At the seam-end the edge cutter is automatically switched off when the thread is cut if parameter 256 = 1 The edge cutter can also be switched on and off again at any time by pressing the Y key Not automatically switching off the edge cutter at the seam-end If parameter 256 = 0, the edge cutter is not automatically switched off at the seam-end...

  • Page 27: Fullness Control

    6.18 Fullness control ( l. 275-142342, 275-742642) 6. 8. . General This fullness control permits the “semi-automatic” processing of various fullnesses within a seam 30 programs with up to 8 sequences each can be stored In each sequence the set length of the overfeed is shown in the display, and it can be changed manually at any time Operating the knee switch moves from one sequence to the next;...

  • Page 28: Switching The Machine On

    + and - keys These keys are used to set the length of the overfeed (fullness) for the active sequence or smooth sewing Values from 1 0 to 8 0 can be set The overfeed length can only be up to 1 mm smaller than the basic stitch length If it is further reduced, so is the basic stitch length These keys are also used to alter the special-function...

  • Page 29: 18 4 2 Sewing With Fullness

    6. 8.4.2 Sewing with fullness When the machine is switched on press one of the keys from 1 to 8 (e g key 1): fullness sequence 1 is activated and the green LED above key 1 lights up All other fullness sequences (e g from 2 to 8) must be deactivated (the red LEDs must light up) procedure is as follows:...

  • Page 30: 18 4 5 Alternately Sewing Right- And Left-Hand Pieces With A Programmed Fullness

    If this function is not required, two others can be set: see Set-up instructions, section 8 1 3 6. 8.6 Switching the edge cutter on and off (only Cl. 275-742642) In each seam sequence in a programmed seam cycle the edge cutter can be automatically switched on and off by pressing the “F”...

  • Page 31: Keypad On The Machine Arm

    6.19 Keypad on the machine arm Depending on the subclass and equipment the following keys and displays are available: optional extra LED/ Function Invoke or suppress starting or ending bar tack If starting or ending bar tacks are generally switched on, pressing this key switches the next one off If starting or ending bar tacks are generally switched off, pressing this key switches the next one on...

  • Page 32: Sewing

    7. Sewing The following preconditions apply to the description of sewing operation: The following functions are set on the operating panel: starting bar tack: ending bar tack: sewing-foot position before and after cutting: DOWN needle position before cutting: DOWN (position 1) The main switch is on The last sewing operation was terminated with an ending bar tack and the thread being cut...

  • Page 33: Sewing Operation

    - Rotate the material round the needle - Press key 3 The fullness facility is in line with the Fullness facility values set (275-140332, -140342, -740642) - Press key 3 again Sewing continues without fullness See section 6 18 4 Fullness facility...

  • Page 34: 1 Cleaning And Testing

    8. Maintenance Caution: danger of injury Turn off the main switch Maintenance may only be carried out with the 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 8.1 leaning and testing...

  • Page 35: 2 Lubrication

    8.2 Lubrication Caution: danger of injury Oil can cause skin eruptions Avoid protracted contact with the skin In the event of contact, thoroughly wash the affected area CAUTION: The handling and disposal of mineral oils is subject to legal regulation Deliver used oil to an authorised collection point Protect your environment Take care not to spill oil...

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