9 Servicing
The work described in this section is only to be performed by personnel appropriately quali-
fied to carry out such tasks.
We recommend inspection and testing according to Table 9-1.
Table 9-1: Recommended inspection and testing
Inspection and testing
Check the markings, labels and nameplates on
the web terminal for their readability and
completeness.
Check the electric wiring.
9.1 Cleaning the screen
Î Select the TouchBlocker on the
second page of the Launcher.
EB 6616-1/-2 EN
Action to be taken in the event of a negative
result
Î Immediately renew damaged, missing or
incorrect nameplates or labels.
Î Clean any inscriptions that are covered with
dirt and are illegible.
Î If any wires are loose, tighten the terminal
screws (see the 'Installation' section).
Î Renew damaged wires.
Servicing
9-1