
Contents
Contents ................................................................................. Chapter - Page
12.
04.08
Roller presser .............................................................................................................. 12 - 10
12.
04.09
Puller ........................................................................................................................... 12 - 11
12.
04.10
Tension release and tension control ............................................................................ 12 - 12
12.
04.11
Höhenniveauschalter des Rollfußes ............................................................................ 12 - 13
12.
04.12
Automatic presser foot lift .......................................................................................... 12 - 14
12.
04.13
Retainer ...................................................................................................................... 12 - 15
12.
04.14
Thread check spring .................................................................................................... 12 - 16
12.
04.15
Bobbin winder ............................................................................................................ 12 - 17
12.
04.16
Roller presser pressure ............................................................................................... 12 - 18
12.
04.17
Locking the set value transmitter ................................................................................ 12 - 19
12.
04.18
Lubrication .................................................................................................................. 12 - 20
12.
04.19
Re-engage safety coupling .......................................................................................... 12 - 21
12.
05
Adjusting the thread trimmer –900/81 ......................................................................... 12 - 22
12.
05.01
Resting position of the roller lever / radial position of the control cam ........................ 12 - 22
12.
05.02
Position of the thread catcher holder .......................................................................... 12 - 23
12.
05.03
Distance between thread catcher and needle plate .................................................... 12 - 24
12.
05.04
Position of the thread catcher ..................................................................................... 12 - 25
12.
05.05
Knife position and knife pressure ................................................................................ 12 - 26
12.
05.06
Bobbin thread retaining spring .................................................................................... 12 - 27
12.
05.07
Manual cutting test ..................................................................................................... 12 - 28
12.
06
Parameter settings ...................................................................................................... 12 - 29
12.
06.01
Overview of the parameter functions ......................................................................... 12 - 29
12.
06.02
Parameter input example ............................................................................................ 12 - 30
12.
06.03
List of parameters ....................................................................................................... 12 - 31
12.
07
Explanation of the error messages .............................................................................. 12 - 34
12.
08
Warning messages ..................................................................................................... 12 - 34
12.
09
Carrying out a cold start .............................................................................................. 12 - 35
12.
10
Internet update of the machine software .................................................................... 12 - 36
13
Wearing parts ............................................................................................................ 13 - 1
14
Circuit diagrams ........................................................................................................ 14 - 1
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