Note: Separate methane detector/alarm systems should be installed in facilities that frequently house LNG/CNG vehicles. In addition, hand-held methane detector/ alarm devices should be used when working on LNG/ CNG vehicles with a non-functioning or disconnected methane detector/alarm system and where no auxiliary methane detector/alarm system is installed.
Removing Pressure Before Working on the Engine Fuel System
Removing Pressure Before Working on the Tanks
Note: If possible, try to service the tanks after the vehicle has used most of its on-board fuel.
Moving a Vehicle Using Auxiliary Fuel
Source: MaintainX (Community Member)