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ASME A17.2-2017
M00050693
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ASME A17.2-2017 Guide for Inspection of Elevators, Escalators, and Moving Walks
standard by ASME International, 01/26/2018
Full Description
The Guide for Inspection of Elevators, Escalators, and Moving Walks, includes inspection procedures for electric traction and winding drum elevators, hydraulic elevators, inclined elevators, limited-use/limited-application elevators, private residence elevators, and escalators and moving walks covers recommended inspection and testing procedures for electric and hydraulic elevators, escalators, and moving walks required to conform to the Safety Code for Elevators and Escalators, A17.1 and Safety Code for Existing Elevators and Escalators, A17.3.This Guide is intended to assist qualified inspectors performing routine inspections and witnessing periodic and acceptance inspections and tests. It is not intended to serve as a basis for government regulations. This Guide does not contai9n information on handling discrepancies noted during an inspection and test.
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Guide for Inspection of Elevators, Escalators, and Moving Walks
Includes Inspection Procedures for Electric Traction and Winding Drum Elevators, Hydraulic Elevators, Inclined Elevators, Limited-Use/Limited-Application Elevators, Private Residence Elevators, and Escalators and Moving Walks
AN A MERICAN NA TIONAL S T AND ARD
ASME A17.2-2017
(Revision of ASME A17.2-2014)
ASME A17.2-2017
(Revision of ASME A17.2-2014)
Guide for Inspection of Elevators, Escalators, and Moving Walks
Includes Inspection Procedures for Electric Traction and Winding Drum Elevators, Hydraulic Elevators, Inclined Elevators, Limited-Use/Limited-Application Elevators, Private Residence Elevators, and Escalators and Moving Walks
AN AMERICAN NA TIONAL S T AND ARD
Two Park Avenue • New York, NY • 10016 USA
Date of Issuance: January 26, 2018
The next edition of this Guide is scheduled for publication in 2020.
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Errata to codes and standards may be posted on the ASME Web site under the Committee Pages to provide corrections to incorrectly published items, or to correct typographical or grammatical errors in codes and standards. Such errata shall be used on the date posted.
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This Guide was developed under procedures accredited as meeting the criteria for American National Standards. The Standards Committee that approved the Guide was balanced to assure that individuals from competent and concerned interests have had an opportunity to participate. The proposed Guide was made available for public review and comment that provides an opportunity for additional public input from industry, academia, regulatory agencies, and the public- at-large.
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ASME does not take any position with respect to the validity of any patent rights asserted in connection with any items mentioned in this document, and does not undertake to insure anyone utilizing a standard against liability for infringement of any applicable letters patent, nor assume any such liability. Users are expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, is entirely their own responsibility.
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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 Engineers Two Park Avenue, New York, NY 10016-5990
Copyright © 2017 by
THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS
All rights reserved Printed in U.S.A.
CONTENTS
Foreword x
Committee Roster xiii
Preface xix
Summary of Changes xxiv
Introduction 1
1 | Scope ................................................................... | 1 |
2 | Application ............................................................. | 1 |
3 | Qualifications of Inspectors .............................................. | 2 |
4 | Personal Safety .......................................................... | 2 |
5 | Duties of Inspectors ..................................................... | 2 |
6 | Arrangement for Inspection .............................................. | 2 |
7 | Recommended Equipment ............................................... | 2 |
8 | Reference Documents .................................................... | 3 |
Part 1 | Elevator — Inside of Car ................................................... | 5 |
1.1 | Door Reopening Device ................................................. | 5 |
1.2 | Stop Switches ........................................................... | 5 |
1.3 | Operating Control Devices ............................................... | 6 |
1.4 | Sills and Car Floor ...................................................... | 7 |
1.5 | Car Lighting and Receptacles ............................................ | 7 |
1.6 | Car Emergency Signal and Communication Device(s) ..................... | 8 |
1.7 | Car Door or Gate ........................................................ | 10 |
1.8 | Door Closing Force ...................................................... | 10 |
1.9 | Power Closing of Doors or Gates ........................................ | 11 |
1.10 | Power Opening of Doors or Gates ....................................... | 11 |
1.11 | Car Vision Panels and Glass Car Doors .................................. | 13 |
1.12 | Car Enclosure ........................................................... | 14 |
1.13 | Emergency Exit .......................................................... | 15 |
1.14 | Ventilation .............................................................. | 16 |
1.15 | Signs and Operating Device Symbols .................................... | 16 |
1.16 | Rated Load, Platform Area, and Data Plate ............................... | 16 |
1.17 | Standby Power Operation ............................................... | 17 |
1.18 | Restricted Opening of Car or Hoistway Doors ............................ | 18 |
1.19 | Car Ride ................................................................ | 19 |
1.20 | Earthquake Inspection and Tests (Seismic Risk Zone 2 or Greater) ........ | 19 |
Part 2 | Elevator — Machine Room ................................................. | 20 |
2.1 | Access to Machinery Space .............................................. | 20 |
2.2 | Headroom .............................................................. | 20 |
2.3 | Lighting and Receptacles ................................................ | 21 |
2.4 | Machinery Space ........................................................ | 21 |
2.5 | Housekeeping ........................................................... | 22 |
2.6 | Ventilation .............................................................. | 23 |
2.7 | Fire Extinguisher ........................................................ | 23 |
2.8 | Pipes, Wiring, and Ducts ................................................ | 23 |
2.9 | Guarding of Exposed Auxiliary Equipment ............................... | 24 |
2.10 | Numbering of Elevators, Machines, Controllers, and Disconnect Switches .............................................................. | 24 |
2.11 | Disconnecting Means and Control ........................................ | 25 |
2.12 | Controller Wiring, Fuses, Grounding, etc. ................................. | 26 |
2.13 | Governor, Overspeed Switch, and Seal ................................... | 27 |
2.14 | Code Data Plate ......................................................... | 33 |
2.15 | Static Control ........................................................... | 33 |
2.16 | Overhead Beam and Fastenings .......................................... | 33 |
2.17 | Drive Machine Brake .................................................... | 34 |
2.18 | Traction-Drive Machines ................................................. | 35 |
2.19 | Gears, Bearings, and Flexible Couplings .................................. | 35 |
2.20 | Winding Drum Machine and Slack Rope Device, Stop-Motion Switch, and Rope Fastening ....................................................... | 36 |
2.21 | Belt- or Chain-Drive Machine ............................................ | 37 |
2.22 | Motor Generator ........................................................ | 38 |
2.23 | Absorption of Regenerated Power ........................................ | 38 |
2.24 | AC Drives From a DC Source ............................................ | 38 |
2.25 | Traction Sheaves ......................................................... | 39 |
2.26 | Secondary and Deflector Sheaves ........................................ | 40 |
2.27 | Rope Fastenings ......................................................... | 40 |
2.28 | Terminal Stopping Devices ............................................... | 40 |
2.29 | Car and Counterweight Safeties .......................................... | 41 |
2.30 | Hydraulic Power Unit ................................................... | 47 |
2.31 | Relief Valves ............................................................ | 47 |
2.32 | Control Valve ........................................................... | 48 |
2.33 | Tanks ................................................................... | 49 |
2.34 | Flexible Hydraulic Hose and Fitting Assemblies .......................... | 50 |
2.35 | Supply Line and Shutoff Valve ........................................... | 50 |
2.36 | Hydraulic Cylinders ..................................................... | 51 |
2.37 | Pressure Switch ......................................................... | 51 |
2.38 | Roped Water Hydraulic Elevators ........................................ | 52 |
2.39 | Low Oil Protection ...................................................... | 52 |
2.40 | Maintenance Records .................................................... | 52 |
2.41 | Hydraulic Control ....................................................... | 53 |
2.42 | Earthquake Inspection and Tests (Seismic Risk Zone 2 or Greater) ........ | 53 |
2.43 | Emergency Brake, Ascending Car Overspeed, and Unintended Car Movement Protection .................................................. | 54 |
2.44 | Auxiliary Power Lowering Operation .................................... | 55 |
2.45 | Inspection Operation With Open Door Circuits and Inspection Operation Hierarchy ............................................................. | 56 |
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