Adjustment
——————————
●
Set stitch length “3.
●
By turning the balance wheel, let the needle enter
30 times
.
●
Compare the total sewn length of the lower and upper leather layer.
●
Adjust clamp
1
(screw
2
) according to the
Requirement
.
Clamp
1
must not be positioned diagonally to the rock shaft.
Adjustment
——————————
61-042
9.03.19
Retainer(only on GP-724)
●
Adjust retainer
1
(screw
2
) according to
Requirement 3
.
●
Adjust bracket
3
(screw
4
) according to
Requirenment 1 and 2.
Requiement
The retainer
1
must:
1. be as close as possible to the needle, as seen in the direction of
sewing .
2. be in the centre of the needle, as seen crosswise to the direction
of sewing.
3.
when the roller presser is lowered, the distance between the
retainer 1 and the workpiece must be
0.2 – 0.3 mm
.
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