Drafting/Pumping Terminology Crossword Puzzle

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Across
  1. 1. A rubber ring, used for placing around a joint to make it watertight.
  2. 4. Any device, usually a positive-displacement pump used to exhaust the air from inside a centrifugal fire pump.
  3. 5. An opening through which fluid enters a fire pump.
  4. 7. A permanently installed hydrant pipe that has pumper suction connections installed at static water sources.
  5. 8. Type of water source that is at rest and does not provide a pressure head for fire apparatus.
  6. 9. Type of collapsible storage tank used during a relay or shuttle operation to hold water.
  7. 11. Condition in which vacuum pockets form due to localized regions of low pressure at the vanes in the impeller... this may sound like gravel in the pump.
  8. 13. Spiral, divergent chamber of a centrifugal pump in which the velocity energy given to the water by the impeller blades is converted into pressure.
  9. 14. Noncollapsible suction hose attached to a pump and used to draft water from a source lower than the pump.
  10. 15. Type of site at which tankers/tenders will be loaded during a water shuttle operation.
  11. 16. rear-engine PTO
  12. 18. Type of pump with one or more impellers that rotate and utilize centrifugal force to move the water.
Down
  1. 2. Height of a point above sea level or the center-line of a fire pump.
  2. 3. Process of acquiring water from a static source and transferring it into a pump that is above the sources level.
  3. 6. Intake orifice at the center of a centrifugal pump impeller. The water enters from the intake at this point. This is also called the "inlet".
  4. 7. A type of lift where the height a column of water may be lifted in sufficient quantity to provide a reliable fire flow.
  5. 10. A pressure that is somewhat less than atmospheric pressure.
  6. 12. The vaned circulating member of the centrifugal pump that transmits motion to the water.
  7. 17. Pierce Ultimate Configuration