Dürkopp Adler 1230i Bedienungsanleitung

Dürkopp Adler 1230i

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Instructions for service

1230i - 6

Minerva Boskovice, a.s., Sokolská 60, CZ - 680 17 Boskovice

Tel.: +420-516-453434, 453433, 494111 Fax: +420-516-452165 http://www.minerva-boskovice.com

Edition: 01/2007 Printed in Czech Republic S735 000716

CONTENTS:

1. General safety instructions .............................................................................................................................................................. 1

2. Introduction .......................................................................................................................................................................... 1

3. Head of the sewing machine .............................................................................................................................................. 2

3. 1 Hook and hook box ................................................................................................................................................................ 2

3.1.1 Description

3.1.2 Height setting of the hook

3.1.3 Setting the distance of the hook from the needle

3.1.4 Angular setting of the hook (timing)

3.1.5 Protection of the needle and of the hook point

3.1.6 Setting of the bobbin case opener

3.1.7 Setting the regulation of the hook lubrication

3.1.8 Replacement of the hook

3.1.9 Setting the gear

3.1.10 Dismantling of the hook box

3.2 Needle and thread mechanism ................................................................................................................................. 5

3.2.1 Description

3.2.2 To check the handwheel angular adjustment

3.2.3 Height setting of the needle bar

3.2.4 Side setting of the needle bar holder

3.2.5 Setting the needle (the needle bar holder) in the sewing direction

3.3 Throat plate, feed dog ............................................................................................................................................................ 7

3.3.1 Description

3.3.2 Mounting and removing the throat plate

3.4 Thread tensioners and limiter ............................................................................................................................................... 7

3.4.1 Description

3.4.2 Setting the tension of the main and auxiliary tensioners

3.4.3 Setting the tensioning mechanisms of the main tensioners

3.4.4 Setting the adapting spring

3.4.5 Setting the thread limiter

3.5 Feeding mechanism of the bootom feed and needle feed .......................................................................................... 9

3.5.1 Description

3.5.2 Stitch length mechanism

3.5.2.1 Setting of the horizontal component of the feeder movement

(setting of the upper feeding eccentric)

3.5.2.2 Setting of the vertical component of the feeder movement

3.5.2.3 Setting of the feeder position against the throat plate

3.5.2.4 Setting of the height of the feeder teeth

3.5.2.5 Feeder replacement

3.5.2.6 Forward and rearward stitch length distribution (rough)

3.5.2.7 Forward and rearward stitch length distribution (fine)

3.5.2.8 Setting of the control knob (including the stitch length limitation)

3.6 Presser foot ............................................................................................................................................................................ 14

3.7 Setting the presser foot lift .................................................................................................................................................. 14

3.8 Bobbin winder ....................................................................................................................................................................... 15

3.8.1 Description

3.8.2 Setting the bobbin winder stop

3.8.3 Setting the friction gear

3.9 Safety clutch ............................................................................................................................................................................16

3.9.1 Description

3.9.2 Setting the disengaging moment

3.10 Indented belt transmission ..................................................................................................................................................16

3.10.1 Setting the tensioning roller of the indented belt

3.10.2 Replacing the indented belt

3.11 V-belt, motor - head .............................................................................................................................................................. 17

3.11.1 Tensioning

3.11.2 Replacing the V-Belt

3.12 Driving toothed belt ............................................................................................................................................................... 17

3.12.1 To exchange the driving toothed belt

3.13 Lubrication .............................................................................................................................................................................. 18

3.13.1 Description

3.13.2 Refilling oil

3.13.3 Multiple oil use

4. Thread trimming ................................................................................................................................................................................. 19

4.1 Description of the trimming mechanism

4.2 Setting the pickup roller

4.3 Setting the cam

4.4 Setting the fork

4.5 Setting the moving knife

4.6 Setting the fixed knife

4.7 Setting the retaining spring of the hook thread

4.8 Position of the lower thread - lefthand side

4.9 Setting switching of the electromagnets

5. Lifting the presser foot by electromagnet .................................................................................................................................. 22

5.1 Description

5.2 Setting the electromagnet pin

5.3 Setting the electromagnet current

5.4 Assembly of the top roller lifting electromagnet

6. Backtacking using electromagnet .................................................................................................................................................. 22

6.1 Description

6.2 Electromagnet height setting

6.3 Setting the position of push-buttons

6.4 Change of the function of push-buttons

7. Connecting the electric elements on the machine head ......................................................................................................... 23

8. Drive, control panel, position sensor ........................................................................................................................................ 23

9. Maintenance (table of operations) ............................................................................................................................................... 24

10. Setting the machine according to the sewing category ............................................................................................................ 24

10.1 Introduction

10.2 Table of setting the machine according to the sewing category