Operation Manual

Table of contents
Operating instructions 867 - 02.0 - 08/2015 1
1 About this manual .................................................................................5
1.1 Scope of application of the manual..........................................................5
1.2 Applicable documentation........................................................................5
1.3 Damage during transport.........................................................................5
1.4 Limitation of liability..................................................................................5
1.5 Symbols used ..........................................................................................6
1.6 Figures.....................................................................................................6
2 Safety instructions ................................................................................7
2.1 General safety instructions ......................................................................7
2.2 Signal words and symbols used in safety instructions.............................9
3 Performance description .................................................................... 11
3.1 Features.................................................................................................11
3.2 Declaration of conformity.......................................................................12
3.3 Intended use..........................................................................................12
3.4 Technical data .......................................................................................12
3.4.1 Noise emission ......................................................................................12
3.4.2 Data overview by subclass ....................................................................13
3.4.3 Additional equipment and manuals........................................................19
4 Device description............................................................................... 21
5 Operating instructions ........................................................................23
5.1 Switching the power supply on and off ..................................................23
5.2 Inserting and replacing the needle.........................................................24
5.2.1 Needle change on 1-needle machines ..................................................25
5.2.2 Needle change on 2-needle machines ..................................................26
5.2.3 Changing needles on switchable needle bars .......................................27
5.3 Threading in the needle thread..............................................................28
5.3.1 Needle thread threading on 1-needle machines....................................29
5.3.2 Needle thread threading on 2-needle machines....................................32
5.3.3 Needle thread threading on machines with a clean seam start.............33
5.4 Inserting and winding on the hook thread..............................................34
5.5 Replacing the hook thread bobbin.........................................................37
5.6 Thread tension.......................................................................................38
5.6.1 Adjusting the needle thread tension ......................................................39
5.6.2 Removing blocking of the needle thread tension...................................42
5.6.3 Opening the needle thread tensioner ....................................................42
5.6.4 Adjusting the hook thread tension .........................................................43
5.7 Setting the thread regulator ...................................................................44
5.8 Venting the sewing foot .........................................................................45
5.8.1 Mechanical lifting with the knee lever ....................................................45
5.8.2 Electro-pneumatic lifting with a foot pedal .............................................45
5.9 Locking the sewing feet in the upper position........................................46
5.10 Setting the sewing foot pressure ...........................................................47