Page 40 - CNG/ LNG ESP Participant Guide 2024
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Module 5: CNG Fueling Station Safety Systems and Fueling Practices

             Purpose of CNG
             Fueling Station
             Equipment












                                  ▪  Remove particulates, oil, and water from gas
                                  ▪  Compress gas
                                  ▪  Store compressed gas
                                  ▪  Measure and dispense fuel



           Lesson 5.2: Safety Systems at CNG Fueling Stations

             Signs and Placards












             Emergency Shut       ▪  Identified with a red placard
             Down Devices         ▪  A fail-safe device
             (ESDs)               ▪  Shuts down the entire CNG fueling station
                                  ▪  Located within 10 feet of the end of any fueling hose
                                  ▪  An additonal ESD 25 to 75 feet from where you’re
                                    fueling area
                                  ▪  Most important safety device at the station












                                           NGV Essentials and Safety Practices (CNG & LNG)                            © 2024 AFVi All Rights Reserved    Page 5-3
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