Maintenance
Leuze electronic MLC 520 Host/Guest 47
10 Maintenance
NOTICE
Faulty operation if transmitter and receiver are soiled!
The surfaces of the front screen of transmitters, receivers and, where applicable, deflecting mir-
ror must not be scratched or roughened at the positions where beams enter and exit.
Ä Do not use chemical cleaners.
Prerequisites for cleaning:
• The system is safely shut down and protected against restart.
Ä Clean the safety sensor periodically depending on the degree of contamination.
NOTICE
Prevent electrostatic charging of the front screens!
Ä To clean the front screens of transmitter and receiver, use only damp cloths.
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