Pfaff Industrial 3371-1/01, Service Manual, Page: 3 / 48

Index
Contents ................................................................................ Page
1
Adjustment ........................................................................................................................... 4
1
.01 Notes on adjustment ............................................................................................................. 4
1
.02 Tools, gauges and other accessories for adjusting ............................................................... 4
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.03 Abbreviations ......................................................................................................................... 4
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.04 Explanation of the symbols .................................................................................................... 4
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.05 Basic position of the machine ................................................................................................ 5
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.06 Work clamp zero point ........................................................................................................... 6
1
.07 Aligning the work clamp ........................................................................................................ 8
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.08 Hook driver........................................................................................................................... 10
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.09 Preadjusting the needle height ............................................................................................ 11
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.10 Hook-to-needle clearance .................................................................................................... 12
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.11 Needle rise and needle guard .............................................................................................. 13
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.12 Aligning the hook race cover ................................................................................................ 14
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.13 Work clamp height ............................................................................................................... 15
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.14 Position of the thread wiper ................................................................................................. 16
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.15 Position of the control cam .................................................................................................. 17
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.16 Position of the control roller ................................................................................................. 18
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.17 Position of the drive shaft of the thread trimmer ................................................................. 19
1
.18 Aligning the stop plate ......................................................................................................... 20
1
.19 Adjusting the trimmer solenoid ............................................................................................ 21
1
.20 Adjusting the engaging lever ............................................................................................... 22
1
.21 Position of the thread catcher and knife ............................................................................... 23
1
.22 Position of the release trip ................................................................................................... 24
1
.23 Position of the release catch ................................................................................................ 25
1
.24 Needle thread tension release ............................................................................................. 26
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.25 Thread check spring and thread regulator ............................................................................ 27
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.26 Bobbin winder drive wheel .................................................................................................. 28
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.27 Work clamp initiator ............................................................................................................. 29
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.28 Changing the work clamp .................................................................................................... 30
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.29 Cold start ............................................................................................................................. 31
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.30 Internet update of the machine software ............................................................................ 32
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.31 List of parameters ................................................................................................................ 33
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.32 Error messages on the display ............................................................................................. 40
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.33 Sewing motor errors ............................................................................................................ 42
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.34 OTE-errors ............................................................................................................................ 42
2
Circuit diagrams ................................................................................................................. 43