Table of Contents
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Table of Contents
1
1.1
1.2
1.3
1.4
2
2.1
2.2
3
3.1
3.2
3.3
3.3.1 Access to the underside of the machine..................................... 14
3.3.2 Removing and placing the arm cover ......................................... 15
3.3.3 Removing and placing the head cover ....................................... 16
3.3.4 Removing and placing the rear cover ......................................... 17
3.3.5 Removing and placing the front cover ........................................ 18
3.3.6 Disassembling and assembling the tensioning plate .................. 19
3.3.7 Removing and placing the belt cover ......................................... 20
3.3.8 Opening and closing the throat plate slide ................................. 21
3.3.9 Disassembling and assembling the throat plate ......................... 22
3.3.10 Disassembling and assembling the feed dog ............................. 23
3.4
3.5
3.6
4
5
5.1
5.2
5.3
5.4
6
7
8
8.1
8.2
9
9.1
9.1.1 Moving the feed dog ................................................................... 42
9.1.2 Moving the feed dog carrier ........................................................ 43
9.2
9.2.1 Setting the feed eccentric ........................................................... 44
9.2.2 Setting the compensating weight................................................ 45
9.2.3 Setting the feed stroke eccentric ................................................ 46
9.3
Service Instructions 1767 - 00.0 - 12/2016
About these instructions ........................................................... 5
For whom are these instructions intended?.................................. 5
Representation conventions - symbols and characters ............... 5
Other documents .......................................................................... 7
Liability.......................................................................................... 7
Safety ........................................................................................... 9
Basic safety instructions ............................................................... 9
Signal words and symbols used in warnings .............................. 10
Working basis ........................................................................... 13
Order of the settings ................................................................... 13
Laying the cables........................................................................ 13
Removing the covers .................................................................. 14
Flats on shafts ............................................................................ 24
Locking the machine in place ..................................................... 24
Setting the handwheel into position ............................................ 26
Positioning the arm shaft......................................................... 27
Positioning the toothed belt wheels ....................................... 29
Positioning the toothed belt wheel on the motor shaft ................ 29
Positioning the upper toothed belt wheel.................................... 30
Positioning the lower toothed belt wheel .................................... 31
Setting the toothed belt tension .................................................. 32
Setting the handwheel scale ................................................... 33
Latching the safety snap-on coupling .................................... 35
Setting the stitch length adjusting wheel............................... 37
Setting the stitch length limit ....................................................... 38
and backward stitch .................................................................... 40
Feed dog.................................................................................... 41
Setting the feed dog position ...................................................... 41
Setting the feed dog movement.................................................. 44
Setting the feed dog height at top dead center........................... 47
1
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