Strand Earthquake
Horizontal CALIFORNIA Valves
Installation and maintenance must be done to the requirements of the local building code or governing agency; or, in the absence of local building codes, to the requirements of the National Fuel Gas Code (ANSI Z223.1), and, if applicable, the National Electrical Code (ANSI/NFPA 70). Installation and maintenance must be performed by personnel having the qualifications required by law to install and service natural gas lines and equipment.
VB (vertical bottom-in) CALIFORNIA Valves
Install valve in upright position with the gas flow in the direction of the arrow on the valve body. The plumb chain in the level indicator on the side of the valve must be centered in the hole in the bracket through which it passes.
VT (vertical top-in) CALIFORNIA Valves
The valve must be rigidly mounted to the earth, to the foundation, or near the foundation of the protected structure, so that seismic movements will be transmitted to the acceleration trigger mechanism located within the valve assembly.