BS EN BRITISH STANDARD 60706-2:2006 Maintainability of equipment - Part 2: Maintainability requirements and studies during the design and development phase TheEuropeanStandardEN60706-2:2006has thestatusof aBritish Standard ICS 03.120.01; 21.020 BSi NO COPYINGWITHOUT BSIPERMISSIONEXCEPTASPERMITTEDBY COPYRIGHTLAW British Standards BSEN60706-2:2006 National foreword This British Standard was published by BSI. It is the UK implementation of EN 60706-2:2006.It is identical with IEC 60706-2:2006.It supersedes BS 6548-2:1992 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee DS/1, Dependability and terotechnology. A list of organizations represented on DS/1 can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was Amendments issued sincepublication published under the authority of the Standards Policy and Date Amd. No. Comments Strategy Committee on 31October 2006 BSI 2006 ISBN058049313X EUROPEANSTANDARD EN 60706-2 NORME EUROPEENNE EUROPAISCHENORM June2006 ICS 03.120.01; 21.020 English version Maintainability of equipment Part 2: Maintainability requirements and studies during the design and development phase (IEC60706-2:2006) Maintenabilite de materiel InstandhaltbarkeitvonGeraten Partie 2 : Exigences et études de Teil 2: Instandhaltbarkeitsanforderungen und Studien in der Entwicklungsphase maintenabilitependantlaphasede conception et de développement (IEC60706-2:2006) (CEI60706-2:2006) This European Standard was approved by CENELEC on 2006-05-01. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CENELEC member. This European Standard exists in three official versions (English, French, German). A version in any other to the Central Secretariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Cyprus, the Czech Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. CENELEC EuropeanCommitteeforElectrotechnicalStandardization Comite Europeen de Normalisation Electrotechnique Europaisches Komiteefur Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B-1050 Brussels ?2006CENELEC- All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 60706-2:2006 E EN60706-2:2006 - 2 - Foreword The text of document 56/1090/FDIS,future edition 2 of IEC60706-2,prepared by IECTC 56, Dependability, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 60706-2 on 2006-05-01. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard orby endorsement (dop) 2007-02-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2009-05-01 AnnexZAhas beenadded byCENELEC. Endorsement notice Standard without any modification. EN 60706-2:2006 - 3- CONTENTS INTRODUCTION. Scope 6 2 Normative references. 6 Terms, definitions and acronyms 3 3.1Terms and definitions. 3.2 Acronyms General approach. 4 5 Principle of maintainability.. Maintainability activities in the life cycle 6 6.1 General. 6.2 Concept and definition phase.. 10 6.3 Design and development phase... 10 6.4 Manufacture and installation phase .. 6.5 Operation and maintenance phases 6.6 Disposal phase.... 11 Specification of maintainability require