Page 40 - CNG ESP Participant Guide2024
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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