Beisler 100-54 - Manual (Page 70)

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2.10.3Light cross size
Loosen the retaining screw (1) and reposition the
mark light in the vertical direction to adjust the size
of the light cross.
2.10.4Setting the focus
To adjust the focus of the light cross, rotate the ring (2).
2.10.5Installing and removing mar
k lamps
Disconnect the two connectors from the top of the mark
lamp. Remove the retaining screw (1) and remove the
mark lamp.
To install the mark lamp, reverse the above proce-
dure.
2.10.6Replacing the mask
By using different masks, different shapes of light crosses
can be projected.
Remove the mark lamp (see Section 2.10.5) and
remove the Allen retaining screw in the upper lamp
cylinder (1). Be careful when opening the casing as
otherwise the spring pressure may propel lamp com-
ponents out of the casing.
Insert the lamp components into the lower lamp cylinder
(6) in the following sequence: Spacer ring (5), mask (4),
lens (3) and spring (2). Make sure that the lens (3) is
inserted into the cylinder with the curved side facing
down. Then, push the upper lamp cylinder (1) in and tighten
the Allen retaining screw.
Install the mark lamp and align it properly.
2.10 Mark lamp adjustments
2.10.1Setting the parallelism
The centerline of the mark lamp light crosses must
be exactly flush with the center cut.
To adjust the mark lamps, loosen the retaining screw
(6), then loosen the retaining screw in the ring (4) and
rotate the mark lamps as required.
2.10.2Setting the distances
The distance (A) between the first line of the seam begin-
ning mark lamp (1) and the needle must be 135 mm (A).
The distance (B) between the first line of the seam begin-
ning mark lamp (1) and the last line of the seam end mark
lamp (3) must be 180 mm. The distance (C) between
the first line of the seam bginning mark lamp (1) and the
center line of the seam center mark lamp (2) must
be 90 mm.
Loosen the two retaining screws (5 und 6) and reposition
the mark lamps until the correct distances are set.