1、B44.2-10Maintenance requirements and intervals for elevators, dumbwaiters, escalators, and moving walksLegal Notice for StandardsCanadian Standards Association (CSA) standards are developed through a consensus standards development process approved by the Standards Council of Canada. This process br
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17、 document or make any copies of the contents hereof, and if you do make such copies, you are required to destroy them immediately. Use of this document constitutes your acceptance of the terms and conditions of this Legal Notice.CSA Standards Update ServiceB44.2-10November 2010Title:Maintenance requ
18、irements and intervals for elevators, dumbwaiters, escalators, and moving walksPagination:28 pages (viii preliminary and 20 text), each dated November 2010To register for e-mail notification about any updates to this publicationgo to www.ShopCSA.caclick on E-mail Services under MY ACCOUNTclick on CS
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21、umbwaiters, escalators, and moving walksCSA Standard100%ISBN 978-1-55436-698-9 Canadian Standards Association 2010All rights reserved. No part of this publication may be reproduced in any form whatsoever without the prior permission of the publisher.To purchase CSA Standards and related publications
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23、using biogas energy.November 2010 iiiContents Canadian Standards AssociationMaintenance requirements and intervals for elevators,dumbwaiters, escalators, and moving walksTechnical Committee on the Elevator Safety Code vPreface viii1Scope12 Reference publications 13 Definitions 24 Examination and tes
24、ting of elevators and dumbwaiters 24.1 General 24.1.1 Examination and testing intervals 24.1.2 Equipment not in compliance 24.1.3 Maintenance performed at three months 24.2 Examination and testing of safeties 24.2.1 Examinations and tests performed at 12 months 24.2.2 Test performed at five years 34
25、.3 Examination and testing of governors 34.3.1 Examination performed at 12 months 34.3.2 Tripping speed test 34.4 Wire ropes 44.4.1 Inspection performed at 12 months 44.4.2 Replacement 54.4.3 Coated rope inspection performed at 12 months and test performed at five years 64.4.4 Inspection of wire rop
26、e fastenings and hidden wire rope fastenings performed at 12 months 64.4.5 Testing of slack-rope devices on winding drum machines performed at 12 months 64.5 Landing and car doors 64.5.1 Maintenance performed at three months 64.5.2 Testing performed at 12 months 64.6 Driving-machine brakes 74.6.1 Ma
27、intenance and testing performed at 12 months 74.6.2 Unscheduled testing 74.6.3 Testing of emergency stopping distance performed at five years 74.6.4 Testing of freight elevators performed at five years 74.7 Testing of car and counterweight oil buffers (plunger return test) performed at five years 74
28、.8 Testing of relief valve setting performed at 12 months 84.9 Inspection and test of cylinders and pressure piping performed at 12 months 84.10 Testing of the pressure switch performed at 12 months 84.11 Testing of the low oil protection operation performed at 12 months 84.12 Flexible hose and fitt
29、ing assemblies 84.12.1 Testing performed at 12 months 84.12.2 Replacement at six years 84.13 Examination of unexposed piston rods performed at three years 94.14 Testing of pressure vessels performed at three years 94.15 Inspection and testing of overspeed valves performed at five years 94.16 Inspect
30、ion and testing of the plunger gripper performed at 12 months 94.17 Testing of car emergency lighting systems performed at 12 months 94.18 Examination and testing of ascending car overspeed protection and unintended car motion devices performed at 12 months 94.19 Testing of standby or emergency powe
31、r performed at 12 months 9B44.2-10 Canadian Standards Associationiv November 20104.20 Testing of auxiliary power lowering performed at 12 months 104.21 Inspection and testing of normal and final terminal stopping devices performed at 12 months 104.22 Testing of emergency terminal speed-limiting and
32、stopping devices performed at five years 104.23 Testing of firefighters emergency operation performed at 12 months 104.24 Testing of broken rope, tape, or chain switch performed at 12 months 104.25 Written checkout procedure of electrical/electronic/programmable electronic system (E/E/PES) devices p
33、erformed at 12 months 104.26 Testing of the power opening of doors performed at five years 104.27 Testing of the leveling zone and leveling speed performed at five years 114.28 Testing of the inner landing zone performed at five years 114.29 Testing of the emergency brake performed at five years 114
34、.30 Inspection of the record of oil usage performed at three months 114.31 Safety bulkhead 114.32 Examination and maintenance of the cylinder corrosion protection monitoring means performed at 12 months 114.33 Testing of the two-way communications means performed at 12 months 115 Examination and tes
35、ting of escalators and moving walks 125.1 General 125.1.1 Examination and testing intervals 125.1.2 Equipment not in compliance 125.1.3 Maintenance performed at three months 125.2 Monthly application of friction-reducing agent 125.3 Procedures performed at three months 125.4 Procedures performed at
36、six months 135.5 Procedures performed at 12 months 13Tables1 Minimum maintenance frequencies for elevators and dumbwaiters 162 Minimum maintenance frequencies for escalators and moving walks 173 Recommended closing times of elevator horizontal sliding doors 19Figures1 Dynamometer connections for tes
37、ting the pull-through force of a governor 20 Canadian Standards AssociationMaintenance requirements and intervals for elevators,dumbwaiters, escalators, and moving walksNovember 2010 vTechnical Committee on the Elevator Safety CodeR. Hadaller Technical Standards (b) provide an explanation of circums
38、tances surrounding the actual field condition; and(c) where possible, phrase the request in such a way that a specific “yes” or “no” answer will address the issue.Committee interpretations are processed in accordance with the CSA Directives and guidelines governing standardization and are published
39、in CSAs periodical Info Update, which is available on the CSA website at http:/standardsactivities.csa.ca.(5) CSA Standards are subject to periodic review, and suggestions for their improvement will be referred to the appropriate committee. To submit a proposal for change to CSA Standards, please se
40、nd the following information to inquiriescsa.ca and include “Proposal for change” in the subject line:(a) Standard designation (number);(b) relevant clause, table, and/or figure number;(c) wording of the proposed change; and(d) rationale for the change. Canadian Standards AssociationMaintenance requ
41、irements and intervals for elevators,dumbwaiters, escalators, and moving walksNovember 2010 1B44.2-10Maintenance requirements and intervals for elevators, dumbwaiters, escalators, and moving walks1Scope1.1This Standard specifies maintenance requirements and service intervals for elevators, dumbwaite
42、rs, escalators, and moving walks for use when the original manufacturers recommendations are unavailable or there are insufficient data on the age, quality, and operation of the equipment.1.2This Standard is intended for use with ASME A17.1/CSA B44.1.3In CSA standards, “shall” is used to express a r
43、equirement, i.e., a provision that the user is obliged to satisfy in order to comply with the standard; “should” is used to express a recommendation or that which is advised but not required; and “may” is used to express an option or that which is permissible within the limits of the standard.Notes
44、accompanying clauses do not include requirements or alternative requirements; the purpose of a note accompanying a clause is to separate from the text explanatory or informative material.Notes to tables and figures are considered part of the table or figure and may be written as requirements.Annexes
45、 are designated normative (mandatory) or informative (nonmandatory) to define their application.1.4The values given in SI (metric) units are the standard. The values given in parentheses are for information only.2 Reference publicationsThis Standard refers to the following publications, and where su
46、ch reference is made, it shall be to the edition listed below, including all amendments published thereto.CSA (Canadian Standards Association)ASME A17.1-2007/CSA B44-07Safety code for elevators and escalatorsC22.1-09Canadian Electrical Code, Part IASME (The American Society of Mechanical Engineers)A
47、17.2-2007Guide for Inspection of Elevators, Escalators, and Moving WalksB44.2-10 Canadian Standards Association2 November 20103 DefinitionsThe definitions specified in Section 1.3 of ASME A17.1/CSA B44 shall apply in this Standard.4 Examination and testing of elevators and dumbwaitersNote: For a sum
48、mary of minimum maintenance frequencies for elevators and dumbwaiters, see Table1.4.1 General4.1.1 Examination and testing intervalsAll parts covered by Clause 4 shall be examined and tested at intervals not exceeding 12 months unless otherwise specified in this Standard.4.1.2 Equipment not in compl
49、ianceEquipment specified in Clause 4.1.1 that is not in compliance with the requirements of the elevator code in effect when the equipment was installed or altered shall be replaced or repaired.4.1.3 Maintenance performed at three monthsAt intervals not exceeding three months, the maintenance required by 8.6.12.2.1 of ASME A17.1/CSA B44 shall be performed to ensure, to a reasonable degree, that the installation is in a safe operating condition. The required maintenance shall be determined by the maintaining contractor.4.2 Examination and testing of safeties4.2.
