Page 39 - WM E-Learning Handbook
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Slide Topic    Content                                                     Notes
Defueling Nozzles

                        CNG Defueling System                    Defueling nozzles for the vehicle
                                                                and the defueling device

On-Vehicle Defueling
Receptacle With Hose
Attached

                        Three-Way valve

                                                                Typical vehicle defueling receptacle

Safety Procedures When   Always perform defueling outdoors
Defueling                Avoid defueling around ignition

                            sources
                         Notify other workers
                         Ground the vehicle to earth
                         Wear eye protection
                         Have proper fire extinguishers

                            within reach
                         Control defueling flow
                         Excess flow limiter may activate and

                            close flow
                         Refer to manufacturer’s procedures

Technician Safety and Awareness Training for NGVs  © 2018 NGVi All Rights Reserved                 Page 37
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