17 BA_VTD410EV_A2_180706_en
4 Instructions for use and maintenance, accessories
4.1 Needles and threads
Use needles type GROZ-BECKERT 134.
Since there are several needle points available for the different materials to be
sewn, choose the most suitable needle point according to the needle
manufacturer's catalogue. Recommended needle type for leather is 134LR, for
textile material 134R.
When sewing fixed parts it may happen that the needle eye pastes up and
there is no correct loop formation.
Thicker and hard materials require thicker needles.
Guaranteed remark!
This machine has been set and sewn off with genuine
GROZ-BECKERT needles.
No guarantee can be granted if the settings are modified
for using different needle types.
4.2 Inserting the needle (Fig. 9)
ATTENTION!
Switch off the machine electrically and make sure that the
machine is really in the standstill position by stepping the
treadle for the motor control before changing the needle.
Otherwise DANGER of finger bruises and needle through-
stitches.
Introduce the needle with its horizontal groove pointing downwards, push it to
the rear until it strikes against the needle stop (1) (Fig. 9), then clamp it by
means of the screw (2) (Fig. 10).
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