1997 AGN FEB 04 I21 - Laserfiche WebLink

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408.1 'Inadequate Mate PtG*eUlB. Whenever the water pressure in the ma, or other source of supply will not provide a residual wafter ass rn�nf j at 1 sea tleen (15) pounds p¢r square inch (103 kPa), after allowing for friction anal ure"T�a isMkl a Pump or outer means which will provide said fifteen IS) ound (103-kPa) pressure shall be installed_ Whenever fixtures an /or fixture fittings are installed, which require residual pressure higher than fifteen (15) pounds per square inch (103 kPa), that minimum residual pressure shall be provided. 60,8.2 Excroswive Water pressure- Wher6 local static water pressure is in excess of eighty (& pounds per square inch (551 kPa), an approved type pressure regulator PmaM by an adequate strainer shall be installed and the static pressure reduced to eighty (80) pounds per square inch (551 kPa) or less. j For potable water serviees up to and including one and one-half (1-1/2) inch (38.1 rust) regulators, provision shall be made to prevent pressure on the building side of the regulator from exceeding asain supply pressure. Approved regulators with integral bypasses are acceptable. Each such an strainer shall be amessiblylocated and shall have the strainer - 1Vi liCQl witnoux removin the xegu�a i or s wirer y o: disconnecting the s"PPl3' PiP- Piles sizeo-b ns—shall be based on t3' (80) Percent of the reduosd pressure when using Table 6-4. 608_3 Any water system provided with a check valve or a pressure regulating device which does not have a bypass feature at its source shall be j - provided with an approved, listed, adequately sized pressure relief valve.-In .t•• y water system containing storage water heating equipment shall be vided with an approved, d,listed, adequately sized combination t7ressare Cja tem erature relief valve except for listed non -storage instantaneous ters having an insi diameter of not more than three (3) inches (75.2 1nMEach such a roved c ' ation tem2mture and pressure relief valve 7m a installed on the water heating device an a e ocation bis is listing requirements titan cturer s instructions Each suzcii COW and pressure relief valve shalt be provided with a drain asrequire3 in Section 608.5. In addition to the required pressure or combination pressure and temperature relief valve, an approved, listed expansion tank or other device designed for intermittent operation for thermal expansion control shall be installed whenever the building supply pressure is greater than the required relief valve pressure setting or when any device is installed that prevents pressure relief through the building supply. The tank or device shall be sized in accordance with the manufacturer's recommendation. 508A Each pressure relief valve shall be an approved automatic type with drain, and each such relief valve shall be set at a pressure of not more than one hundred fifty (150) pounds per square inch (1033.5 kPa). No shutoff valve shall be installed between the relief valve and the system or in the drain line. 6484 Relief valves located inside a building shall be provided with a drain, not smaller than the relief valve outlet, of galvanized steel, hard drawn j copper piping and fittings, CPVC, PB, or listed relief valve drain tube with fittings which will not reduce the internal bore of the pipe or tubing (straight lengths as opposed to coils) and shall extend from the valve to the outside of the building with the end of the pipe not more than two (2) feet S Y , (0.6 m) near less than six (6) inches (152.4 inn,) above the ground and pointing downward. Such drains may terminate at other approved locations. No part of such drain pipe shall be trapped and the terminal end of the drain pipe shall not be threaded. 608.6 Any water heating device connected to a separate storage tank and having valves between said heater and tank shall be provided with an approved water pressure relief valve. - 608.7 DEtErw f / 609.0 Installation, Unions and Location SMA Installation. All water piping shall be adequately supported to the �_ INNOWAMMf TOTAL P.01 ATTACI-IVETff "A" i