9-14_Edtn_2006.pdf

AN AMERICAN NATIO NAL STANDARDSix-Liter Water Closets Equipped With a Dual Flushing DeviceASME A112.19.14-2006(Revision of ASME A112.19.14-2001)Copyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.ASME A112.19.14-2006(Revision of ASME A112.19.14-2001)Six-Liter WaterClosets EquippedWith a DualFlushing DeviceAN AMERICAN NATIONAL STANDARDThree Park Avenue New York,NY 10016Copyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.Date of Issuance:July 10,2006This Standard will be revised when the Society approves the issuance of a new edition.There willbe no addenda issued to this edition.ASME issues written replies to inquiries concerning interpretations of technical aspects of thisStandard.Interpretations are published on the ASME website under the Committee Pages athttp:/www.asme.org/codes/as they are issued.ASME is the registered trademark of The American Society of Mechanical Engineers.This code or standard was developed under procedures accredited as meeting the criteria for American NationalStandards.The Standards Committee that approved the code or standard was balanced to assure that individuals fromcompetent and concerned interests have had an opportunity to participate.The proposed code or standard was madeavailable forpublic review andcomment thatprovides an opportunityfor additional publicinput from industry,academia,regulatory agencies,and the public-at-large.ASME does not“approve,”“rate,”or“endorse”any item,construction,proprietary device,or activity.ASME does not take any position with respect to the validity of any patent rights asserted in connection with anyitems mentioned in this document,and does not undertake to insure anyone utilizing a standard against liability forinfringement of any applicable letters patent,nor assume any such liability.Users of a code or standard are expresslyadvised that determination of the validity of any such patent rights,and the risk of infringement of such rights,isentirely their own responsibility.Participation by federal agency representative(s)or person(s)affiliated with industry is not to be interpreted asgovernment or industry endorsement of this code or standard.ASME accepts responsibility for only those interpretations of this document issued in accordance with the establishedASME procedures and policies,which precludes the issuance of interpretations by individuals.No part of this document may be reproduced in any form,in an electronic retrieval system or otherwise,without the prior written permission of the publisher.The American Society of Mechanical EngineersThree Park Avenue,New York,NY 10016-5990Copyright 2006 byTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.Copyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.CONTENTSForeword.ivCommittee Roster.vCorrespondence With the A112 Committee.vi1General.12Requirements.13Testing.14Marking.2iiiCopyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.FOREWORDIn 1992,the Federal Energy Policy Act was enacted into law by Congress.This Act not onlyaddressed energy issues but also included criteria for water conservation products in the UnitedStates that became effective in January 1994.As a complement to the enactment of this Act,theplumbing industry had already developed numerous water-efficient plumbing products thatimproved the performance of 1.6 gal per flush water closets.One recent advance in the development of water closets is the use of dual flush technologythat allows the consumer to flush with either a short flush,1.1 gal(4.1 L)or less,or a long orfull 1.6 gal(6 L)flush,depending upon need.This Standard addresses the performance of theseproducts.This Standard establishes test criteria for 1.6 gal(6 L)dual flush water closets.It was preparedby an ad hoc committee from the International Association of Plumbing and Mechanical Officials(IAPMO).It was then referred to ASME and assigned to the A112 Project Team 19.14.It wassubsequently reviewed and approved by the ASME A112 Standards Committee.This revision updates the reference to ASME A112.19.6 due to it being discontinued and itsrequirements included in ASME A112.19.2.Additionally,a typographical error in para.3.2.5.1pertaining to the size of the toilet paper was corrected,para.3.2.3.1(c)was revised to reduce theamount of water to which the dye solution has to be added to achieve a control sample of 17:1and para.3.