“What is the purpose of the small brush that moves forward and backward on the bottom of motorized floor nozzle?”

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• Hello Dpurp6, We are happy to assist you with your inquiry about the Shark - APEX® DuoClean® with Zero-M™ Powered Lift-Away®. We would like you to know that the small brush in question controls the suction release. This allows for easier maneuverability on carpet. We hope this information helps. The Customer Support Team

  Answered by Shark Support Team 7 years ago

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• I believe that is the hair cutter

  Answered by GeBe 6 years ago

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• This is the switch that tells the unit that the head is on the floor before allowing the rollers to turn.

  Answered by knpcjunkie 7 years ago

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