Related illustrations

1581.5

Poor location of pressure relief vent on gas meter

· p. 276

The illustration shows a gas meter, connected gas piping, a shutoff valve, and a pressure regulator with a relief vent. Green lines extend from the vent toward a wall air intake, an electrical connection beside an outdoo

1570

Poor meter locations

· p. 273

Four diagrams illustrate improper gas meter locations. Panel A places a meter beneath a combustible stairwell. Panel B shows a meter within three feet of a boiler, identified as an ignition source. Panel C depicts a mete