MOTION SENSORS WORK BY MEASURING TEMPERATURE.
ANY TEMPERATURE VARIATION COULD CAUSE A FALSE ACTIVATION. LOOK FOR ANYTHING IN SIGHT OF THE MOTION SENSOR THAT CHANGES TEMP.
ALSO SOME UNITS TURN ON THE LIGHT WHEN THE SAFETY EYE BEAM IS BROKEN.
YOU COULD HAVE AN INTEMITANT OPEN CIRCUIT OR SHORT (USSUALLY UNDER A STAPLE) CAUSING THE LIGHT TO AVTIVATE FOR ABOUT 4.5 MIN. I HAVE ALSO SEEN SPIDERS MAKE THE HOLE WHERE THE EYES ARE A NICE HOME THIS WILL ALSO TRIP THE EYES.
HOPE THIS HELPS
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