12.2 Aligning the folder as to the middle of the pocket opening
Example for NA 12
Caution: Danger of injury !
Switch off the main switch.
Align the folder as to the middle o f the pocket opening only with the
main switch turned off.
Standard checking
If properly fastened, the folder 5 can be aligned as to the middle of the
pocket opening from the measuring line 1.
Thedimensionxcanbecalculatedaccordingtothewidthofthefolder
sole 3. With the help of this dimension the folder can be aligned as to
the middle of the pocket opening 2 as well as in parallel position to the
measuring line 1.
–
Deduct the piping width a and half the needle distance NA from the
dimension 125 mm.
Example from the sketch:
125mm-a-½xNA =x
125 mm - 5 mm - ½ x 12 mm = 114 mm
–
Check the distance between folder sole and measuring line 1.
Correction of parallel position
–
Loosen screw 6 slightly.
–
Align the folder sole in parallel position to the measuring line 1 w ith
the help of a measuring rule.
–
Tighten screw 6.
–
Loosen screw 7.
–
Set the distance x (in the example x = 114 mm) between measuring
line 1 and the left edge of the folder sole 3.
–
Turn folder 5 on finger 4 in such a way that the folder sole slightly
ascends by 0.5 mm on 100 mm length starting from the sewing
area. This facilitates the material feed.
–
Tighten screw 7.
Table Dimension a
NA a NA a Na a
10 4 16 6,5 26 11,5
12 5 20 8,5 30 13,5
14 6 24 10,5
3
93
76 5 4
12
3
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