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6.2. CleaningUltrasonicHeightSensors
Foam:
• Removethefoamdiscfromthesensorandwashitwithcleanwater.Squeezeoutwaterand
allowthefoamdisctodry.
• If thetransducer inside the sensor is also dirty, wipe it using a clean,damp cloth.Donot
submergeorpressure‐washthesensor.
• When inserting the foam into the sensor, press it firmly into place so that the foam is
contactingtheVelcroretainer.
Mesh:
• Wipethemeshcoveringwithaclean,dampcloth.Ifthemeshisheavilysoiledand/orifthe
sensor is
not reporting height readings, remove the blue clip holding the mesh in place.
Washthe mesh with clean water using a clean cloth and allow it to dry.Avoid creasing or
crumplingthemeshwhencleaning.SeeFigure16and Figure17for examplesofsoiledand
cleanmesh.The
soilingcanbestbeseenwhenholdingthemeshuptoalightsource.
• If thetransducer inside the sensor is also dirty, wipe it using a clean,damp cloth.Donot
submergeorpressure‐washthesensor.
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