Operation
Operating Manual PSENvip RL D P Set
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} Remove the dust from the front lens using a soft brush.
} Spray the front lens using an alcohol glass cleaner. Do not allow drops to form on the
lens.
} Use a soft cloth to wipe across the whole of the front lens.
} Remove any heavier dirt without scratching the front lens.
} Carry out a function test using the test piece. See Chapter 7, "Commissioning", section
entitled "Function test of the safety device".