Practice question

What is the primary function of a tank vent on a mobile water supply apparatus?

  1. Allow air to enter as water exits and escape during filling to prevent tank deformation
  2. Provide a foam concentrate fill point
  3. Indicate water level remotely
  4. Cool the pump during operation

Answer: A — Allow air to enter as water exits and escape during filling to prevent tank deformation

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Practice more: NFPA D O Mobile Water Supply Practice Questions - NFPA 1002 Driver/Operator - Mobile Water Supply Apparatus Exam →