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AS/NZS36663LICENSEDTOMARLEYTEMCELAUSTRALIAON05JUL2001SINGLEUSERLICENCEONLYSTORAGE,DISTRIBUTIONORUSEONNETWORKPROHIBITEDAS/NZS366632000AUSTRALIAN/NEWZEALANDSTANDARDAIRHANDLINGANDWATERSYSTEMSOFBUILDINGSMICROBIALCONTROLPART3PERFORMANCEBASEDMAINTENANCEOFCOOLINGWATERSYSTEMSTHESTANDARDISDOWNLOADEDFROMWWWBZFXWCOMSTANDARDSHARINGLICENSEDTOMARLEYTEMCELAUSTRALIAON05JUL2001SINGLEUSERLICENCEONLYSTORAGE,DISTRIBUTIONORUSEONNETWORKPROHIBITEDAS/NZS366632000THISJOINTAUSTRALIAN/NEWZEALANDSTANDARDWASPREPAREDBYJOINTTECHNICALCOMMITTEEME/62,VENTILATIONANDAIRCONDITIONINGITWASAPPROVEDONBEHALFOFTHECOUNCILOFSTANDARDSAUSTRALIAON4AUGUST2000ANDONBEHALFOFTHECOUNCILOFSTANDARDSNEWZEALANDON10AUGUST2000ITWASPUBLISHEDON1SEPTEMBER2000THEFOLLOWINGINTERESTSAREREPRESENTEDONCOMMITTEEME/62AIRCONDITIONINGANDREFRIGERATIONEQUIPMENTMANUFACTURERSASSOCIATIONOFAUSTRALIAAUSTRALASIANFIREAUTHORITIESCOUNCILAUSTRALIANBUILDINGSCODEBOARDAUSTRALIANCHAMBEROFCOMMERCEANDINDUSTRYAUSTRALIANINDUSTRYGROUPAUSTRALIANINSTITUTEOFBUILDINGSURVEYORSAUSTRALIANINSTITUTEOFREFRIGERATIONAIRCONDITIONINGANDHEATINGCHARTEREDINSTITUTIONOFBUILDINGSERVICESENGINEERSDEPARTMENTOFCONTRACTANDMANAGEMENTSERVICES,WAENHEALTHCOUNCILFPAAUSTRALIAINSTITUTEOFREFRIGERATIONHEATINGANDAIRCONDITIONINGENGINEERSOFNEWZEALANDINSTITUTEOFENGINEERSAUSTRALIAPLASTICSANDCHEMICALSINDUSTRIESASSOCIATIONPROPERTYCOUNCILOFAUSTRALIATHERMALINSULATIONCONTRACTORSASSOCIATIONOFAUSTRALIAADDITIONALINTERESTSPARTICIPATINGINTHEPREPARATIONOFTHISSTANDARDDEPARTMENTOFHUMANSERVICESVICINSTITUTEOFPLANTENGINEERSAUSTRALASIANATIONALHEALTHANDMEDICALRESEARCHCOUNCILNSWHEALTHDEPARTMENTQUEENSLANDHEALTHTELSTRACORPORATIONKEEPINGSTANDARDSUPTODATESTANDARDSARELIVINGDOCUMENTSWHICHREFLECTPROGRESSINSCIENCE,TECHNOLOGYANDSYSTEMSTOMAINTAINTHEIRCURRENCY,ALLSTANDARDSAREPERIODICALLYREVIEWED,ANDNEWEDITIONSAREPUBLISHEDBETWEENEDITIONS,AMENDMENTSMAYBEISSUEDSTANDARDSMAYALSOBEWITHDRAWNITISIMPORTANTTHATREADERSASSURETHEMSELVESTHEYAREUSINGACURRENTSTANDARD,WHICHSHOULDINCLUDEANYAMENDMENTSWHICHMAYHAVEBEENPUBLISHEDSINCETHESTANDARDWASPURCHASEDDETAILEDINFORMATIONABOUTJOINTAUSTRALIAN/NEWZEALANDSTANDARDSCANBEFOUNDBYVISITINGTHESTANDARDSAUSTRALIAWEBSITEATWWWSTANDARDSCOMAUORSTANDARDSNEWZEALANDWEBSITEATWWWSTANDARDSCONZANDLOOKINGUPTHERELEVANTSTANDARDINTHEONLINECATALOGUEALTERNATIVELY,BOTHORGANIZATIONSPUBLISHANANNUALPRINTEDCATALOGUEWITHFULLDETAILSOFALLCURRENTSTANDARDSFORMOREFREQUENTLISTINGSORNOTIFICATIONOFREVISIONS,AMENDMENTSANDWITHDRAWALS,STANDARDSAUSTRALIAANDSTANDARDSNEWZEALANDOFFERANUMBEROFUPDATEOPTIONSFORINFORMATIONABOUTTHESESERVICES,USERSSHOULDCONTACTTHEIRRESPECTIVENATIONALSTANDARDSORGANIZATIONWEALSOWELCOMESUGGESTIONSFORIMPROVEMENTINOURSTANDARDS,ANDESPECIALLYENCOURAGEREADERSTONOTIFYUSIMMEDIATELYOFANYAPPARENTINACCURACIESORAMBIGUITIESPLEASEADDRESSYOURCOMMENTSTOTHECHIEFEXECUTIVEOFEITHERSTANDARDSAUSTRALIAINTERNATIONALORSTANDARDSNEWZEALANDATTHEADDRESSSHOWNONTHEBACKCOVERTHISSTANDARDWASISSUEDINDRAFTFORMFORCOMMENTASDR00101LICENSEDTOMARLEYTEMCELAUSTRALIAON05JUL2001SINGLEUSERLICENCEONLYSTORAGE,DISTRIBUTIONORUSEONNETWORKPROHIBITEDAS/NZS366632000AUSTRALIAN/NEWZEALANDSTANDARDAIRHANDLINGANDWATERSYSTEMSOFBUILDINGSMICROBIALCONTROLPART3PERFORMANCEBASEDMAINTENANCEOFCOOLINGWATERSYSTEMSORIGINATEDASAS/NZS36663INT1998JOINTLYREVISEDANDDESIGNATEDAS/NZS366632000COPYRIGHTSTANDARDSAUSTRALIA/STANDARDSNEWZEALANDALLRIGHTSARERESERVEDNOPARTOFTHISWORKMAYBEREPRODUCEDORCOPIEDINANYFORMORBYANYMEANS,ELECTRONICORMECHANICAL,INCLUDINGPHOTOCOPYING,WITHOUTTHEWRITTENPERMISSIONOFTHEPUBLISHERJOINTLYPUBLISHEDBYSTANDARDSAUSTRALIAINTERNATIONALLTD,GPOBOX5420,SYDNEY,NSW2001ANDSTANDARDSNEWZEALAND,PRIVATEBAG2439,WELLINGTON6020ISBN073373555XTHESTANDARDISDOWNLOADEDFROMWWWBZFXWCOMSTANDARDSHARINGLICENSEDTOMARLEYTEMCELAUSTRALIAON05JUL2001SINGLEUSERLICENCEONLYSTORAGE,DISTRIBUTIONORUSEONNETWORKPROHIBITEDPREFACETHISSTANDARDWASPREPAREDBYJOINTSTANDARDSAUSTRALIA/STANDARDSNEWZEALANDCOMMITTEEME/62,VENTILATIONANDAIRCONDITIONINGTHISSTANDARDFORMSPART3OFASERIESOFSTANDARDSFORMICROBIALCONTROLOFAIRHANDLINGANDWATERSYSTEMS,ASFOLLOWSAS/NZS3666AIRHANDLINGANDWATERSYSTEMSOFBUILDINGSMICROBIALCONTROL36661PART1DESIGN,INSTALLATIONANDCOMMISSIONING36662PART2OPERATIONANDMAINTENANCE36663PART3PERFORMANCEBASEDMAINTENANCEOFCOOLINGWATERSYSTEMSTHETERMNORMATIVEHASBEENUSEDINTHISSTANDARDTODEFINETHEAPPLICATIONOFTHEAPPENDIXTOWHICHITAPPLIESANORMATIVEAPPENDIXISANINTEGRALPARTOFASTANDARDLICENSEDTOMARLEYTEMCELAUSTRALIAON05JUL2001SINGLEUSERLICENCEONLYSTORAGE,DISTRIBUTIONORUSEONNETWORKPROHIBITEDCONTENTSPAGEFOREWORD4SECTION1SCOPEANDGENERAL11SCOPE612OBJECTIVE613FUNCTIONALSTATEMENT614PERFORMANCEREQUIREMENTS615REFERENCEDDOCUMENTS616DEFINITIONS717TESTING7SECTION2IDENTIFICATIONANDASSESSMENTOFRISKFACTORS21SCOPEOFSECTION822RISKFACTORS823RISKASSESSMENT824WATERTREATMENT8SECTION3PERFORMANCEMONITORINGANDCONTROL31SCOPEOFSECTION1032PRESENCEOFLEGIONELLAE1033PRESENCEOFOTHERHETEROTROPHICMICROORGANISMS1034WATERQUALITYMANAGEMENT1035WATERTEMPERATURE1136STARTUP1337RESULTSANDRECORDS1338EVIDENCEOFCOMPLIANCE13APPENDICESACOOLINGWATERSAMPLINGPROCEDURE16BONLINEDISINFECTIONPROCEDUREFORCOOLINGWATERSYSTEMS18CDECO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