Pre Pay Nozzle

nozzle that ensures that the fuel-flow valve is closed before the nozzle is returned to the dispenser. A pre pay nozzle may meet this requirement by using at least one of the following:

  1. Not being equipped with a hold-open latch. 
  2. Being equipped with a mechanical interlock that closes the fuel-flow valve unless the spout is inserted in a vehicle-fill pipe. 
  3. Being equipped with a no pressure/no flow feature that closes the fuel-flow valve automatically when there is no fuel pressure at the nozzle inlet, regardless of the position of the nozzle. 
  4. Being equipped with a feature that releases the hold-open mechanism with the nozzle is returned to the dispenser.

 

See also NozzleLeaded gasoline nozzleDiesel nozzlebalance Stage II vapor recovery nozzle,  Vacuum assist Stage II recovery nozzle and PEI/RP500.

 


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