6 MAINTENANCE
© 2022 RAYLASE GmbH SUPERSCAN IV
MN105-en / v1.0.12
41
For variation 2, tighten the screws (6) with "light" threadlocker (e.g. Loctite 222) and a torque of 0.15
Nm. Make sure that you first lightly tighten the two middle screws (6) of each fastening strip (4), then
lightly tighten the four outer screws in any order. Finally, tighten all six screws to a torque of 0.15 Nm.
6.3.2
Variation 3
1
Screws for the protective window
4
Output-Plate
2
Retaining frame
5
Compensating ring
3
Protective window
Fig. 19: Protective window replacing variant 3
The opening of the deflection unit must be done in a dust-protected environment. If dust deposits on
the optics, it burns in during operation by the laser radiation so that the optics will be destroyed.
1.
Remove the four retaining screws (1) of the protective window (3).
2.
Carefully lift the retaining frame (2) off the protective window.
3.
Remove the protective window.
4.
Check the compensating ring (5) for correct fitting in the output plate (4).
Install the new protective window in reverse order. Make sure that the compensation/sealing ring(s)
are in the correct position. Be careful not to touch the optically relevant surfaces of the protective
window and remove dust particles on the optical surfaces.
Tighten the four screws (1) with a torque of 0.8 Nm. First lightly tighten all four screws and then
tighten them crosswise with a torque of 0.8 Nm.