Bernina arista 165 Service Manual page 45

Test Sample Evaluation
44
Point / Area Normal Condition
A The two sewn lines must lie on top of one
another
Belt tension too tight/loose
B Circle The circle must close at point B
C Satin Stitch The stitches must lie next to each other
D Fill Pattern The stitch density (Y-direction) must be evenly
spread
E Must finish in line with the first diagonal stitches
or gearing)
F Must be parallel with the first diagonal stitches
or gearing)
G Fill Pattern The stitch density (X-direction) must be evenly
spread
H Satin Stitch The stitches must lie next to each other
I Must line up with the corner stitches
or gearing)
J Must line up with the corner stitches
or gearing)
K One line of stitches must be apparent.
(Caution: because at the start of the pattern no
securing stitches are made, it is not necessary
that the two points meet one another
OR: ...that point K lines up with the starting
point
L Must line up with the corner stitches
gearing)
M Must meet up with the fill stitches (point D)
or gearing)
N Must line up with the corner stitches
or gearing)
L
G
K
H
E
I
Possible Faults
Reference point has not been adjusted.
Speed of the sewing computer is too high.
Binding in the X and Y-carriages. Belt ten
sion too tight/loose
Binding in the gearing caused by dirt or
pieces of thread. Belt tension too
tight/loose
Binding in the Y direction (carriage or
gearing)
Binding in the Y resp. X-direction (carriage
Binding in the Y resp. X-direction (carriage
Binding in the X-direction (carriage or
gearing)
Binding in the gearing caused by dirt or
pieces of thread
Binding in the Y resp. X-direction (carriage
Binding in the Y resp. X-direction (carriage
Binding in the Y resp. X-direction (carriage
or gearing) Fabric not properly hooped.
Mark hoop contours with a pencil
Binding in the Y-direction (carriage or
Binding in the Y resp. X-direction (carriage
Binding in the Y resp. X-direction (carriage
J
A
B
F
C
M
D
N