(a) As a precaution to keep pressure relief devices in reliable operating condition, care shall be taken in the handling or storing of CNG cylinders to avoid damage. Care shall also be  exercised to avoid plugging by paint or other dirt accumulation of  pressure relief device channels or other parts which could interfere  with the functioning of the device.     
      (b) If any component is not in safe working order, AFS may require that the vehicle be immediately removed from CNG service and not be operated until the necessary repairs have been made.     
     Source Note:        The provisions of this §13.142 adopted to be effective November 15, 1990, 15 TexReg 5945; amended to be effective February 15, 2021, 46 TexReg 1035