This first-edition usual presents the minimal requisites for coldwater meters for residential fireplace sprinkler functions that meet the necessities of NFPA 13D in unmarried- and two-family dwellings and synthetic houses, in sizes 3/4 in. (20 mm) via 2 in. (50 mm), together with fabrics and layout. This usual should be referenced in requirements for getting and receiving cold-water meters for residential hearth sprinkler functions that meet the necessities of NFPA 13D in unmarried- and two-family dwellings and synthetic houses, in sizes 3/4 in. (20 mm) via 2 in. (50 mm). This usual can be utilized as a advisor for production cold-water meters for those purposes. The conditions of this average follow whilst this record has been referenced after which basically to coldwater meters for residential hearth sprinkler functions assembly the necessities of NFPA 13D. This normal doesn't observe to meters which are used on traces that provide just a fireplace sprinkler process
Read Online or Download AWWA C714-13 Cold-Water Meters for Residential Fire Sprinkler Systems in One- and Two-Family Dwellings and Manufactured Homes PDF
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Additional resources for AWWA C714-13 Cold-Water Meters for Residential Fire Sprinkler Systems in One- and Two-Family Dwellings and Manufactured Homes
7: METER STORAGE Meters should be stored in a location that is not subject to unduly high or low temperatures. When the meters are to be stored outdoors for an extended period of time, they should be capped and covered to protect them from exposure to direct sunlight. 8: INSTALLATION Any and all instruction manuals supplied by the manufacturer should be reviewed in detail before installation of meters. Service line valves before and after the water meter are recommended to facilitate customer shutoffs and meter servicing and/or replacement.
20 AWWA C714-13 Sec. ”* Most utilities require a permanent conductive meter setting or a grounding strapping around meters to prevent accidents to workers changing meters. All meters, both metal and plastic, should be installed in a permanent metallic meter setter or provided with permanently ground-strapped strapping. This is especially important in the case of plastic main cases or plastic meter couplings, which are nonconductors of electricity. Sec. 2 Misaligned Pipes Meters should be set in a horizontal position and protected from freezing, damage, and tampering.
The intervals between tests and the methods for conducting them must be governed largely by local conditions. Many state regulatory commissions specify intervals between tests on both a time and quantity basis. 1. Sec. 1 Time Intervals The time interval between tests should be based on local conditions and the amount of consumption. Sec. 5 should be reviewed in its entirety before establishing test intervals for individual utilities. 1 Most frequently used intervals between meter tests Meter Size in.