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20.08.049 <br />ASTM B251 Specifications for Gen- <br />eral Requirements for Wrought <br />Seamless Copper and Copper-Alloy <br />Tube. <br />ASTM F442 FM Class 1635, Plastic <br />Pipe (CPVC) SDR 13.5. B.F Good- <br />richBlazemaster, SCH40 Pipe & <br />SCH80 Fittings to ASTM. <br />ASTM D3309 Plastic Pipe <br />(Polybutylene). <br />ASTM D3309 Plastic Pipe Fittings <br />APPENDIX A <br />This appendix is not a part of the re- <br />quirements of this City of Pleasanton <br />Standard 9-3 but is included for infor- <br />mation purposes only. <br />A9.105 System control valves should <br />be of the indicating type, such as plug <br />valves, ball valves, butterfly valves, or <br />OS&Y gate valves. <br />A9.105 Pumps, where employed, <br />should be operated. See NFPA 20, <br />Standazd for the Installation of Cen- <br />trifugal Fire Pumps. <br />A9.106 The responsibility for properly <br />maintaining a sprinkler system is the <br />obligation of the owner or manager <br />who should understand the sprinkler <br />system operation. Asemi-annual main- <br />tenance program should include the fol- <br />lowing: <br />a. Visually inspect all sprinklers to <br />ensure against obstruction of spray. <br />b. Inspect all valves to assure that <br />they aze open. <br />c. Test all water flow devices. <br />d. The alarm system, if installed, <br />should be tested. <br />e. Check water pressure gauge. <br />Note: When it appeazs likely that the <br />test will be resulting in a response of <br />the fire depaztment, notification to the <br />fire depaztment or dispatch center <br />should be made prior to the test. <br />A9.202 Connection for fire protection <br />to city mains is often subject to local <br />regulation concerning metering and <br />backflow prevention requirements. <br />A9.202.2 Water level in tanks should <br />be checked. <br />A9.306.1 Caze should be taken to see <br />that sprinklers aze not painted either at <br />the time of installation or during subse- <br />quent redecoration. When painting <br />sprinkler piping or painting in areas <br />next to sprinklers, they may be protect- <br />ed by covering with a bag which should <br />be removed immediately after painting <br />has been finished. <br />For further information see NFPA 13A, <br />Recommended Practice for the Inspec- <br />tion, Testing and Maintenance of Sprin- <br />kler Systems. <br />A9.306.2 Decorative painting of a <br />residential sprinkler is not to be con- <br />fused with the temperature identifica- <br />(Pleasanton April 2000) 700-12 <br />