Guide for Inspection of Elevators, Escalators, and Moving Walks

Transcription

1 ASME A (Revision of ASME A ) Guide for Inspection of Elevators, Escalators, and Moving Walks Includes Inspection Procedures for Electric Traction and Winding Drum Elevators, Hydraulic Elevators, Inclined Elevators, and Escalators and Moving Walks A N A M E R I C A N N A T I O N A L S T A N D A R D

2 ASME A (Revision of ASME A ) Guide for Inspection of Elevators, Escalators, and Moving Walks Includes Inspection Procedures for Electric Traction and Winding Drum Elevators, Hydraulic Elevators, Inclined Elevators, and Escalators and Moving Walks AN AMERICAN NATIONAL STANDARD Three Park Avenue New York, NY USA

3 Date of Issuance: December 9, 2010 The next edition of this Guide is scheduled for publication in There will no addenda issued to this edition. ASME issues written replies to inquiries concerning interpretations of technical aspects of this Guide. Interpretations are also published on the ASME Web site under the Committee Pages at as they are issued. ASME is the registered trademark of The American Society of Mechanical Engineers. 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 publicat-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 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. Participation by federal agency representative(s) or person(s) affiliated with industry is not to be interpreted as government or industry endorsement of this Guide. ASME accepts responsibility for only those interpretations of this document issued in accordance with the established ASME 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 Engineers Three Park Avenue, New York, NY Copyright 2010 by THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS All rights reserved Printed in U.S.A.

4 CONTENTS Foreword... Committee Roster... Preface... Summary of Changes... x xiii xviii xxi Introduction Scope Application Qualifications of Inspectors Personal Safety Duties of Inspectors Arrangement for Inspection Recommended Equipment Reference Documents... 3 Part 1 Elevator Inside of Car Door Reopening Device Stop Switches Operating Control Devices Sills and Car Floor Car Lighting and Receptacles Car Emergency Signal Car Door or Gate Door Closing Force Power Closing of Doors or Gates Power Opening of Doors or Gates Car Vision Panels and Glass Car Doors Car Enclosure Emergency Exit Ventilation Signs and Operating Device Symbols Rated Load, Platform Area, and Data Plate Standby Power Operation Restricted Opening of Car or Hoistway Doors Car Ride Earthquake Inspection and Tests (Seismic Risk Zone 2 or Greater) Part 2 Elevator Machine Room Access to Machine Space Headroom Lighting and Receptacles Machine Space Housekeeping Ventilation Fire Extinguisher Pipes, Wiring, and Ducts Guarding of Exposed Auxiliary Equipment Numbering of Elevators, Machines, Controllers, and Disconnect Switches Disconnecting Means and Control Controller Wiring, Fuses, Grounding, etc iii

5 2.13 Governor, Overspeed Switch, and Seal Code Data Plate Static Control Overhead Beam and Fastenings Drive Machine Brake Traction Drive Machines Gears, Bearings, and Flexible Couplings Winding Drum Machine and Slack Rope Device, Stop Motion Switch, and Rope Fastening Belt- or Chain-Drive Machine Motor Generator Absorption of Regenerated Power AC Drives From a DC Source Traction Sheaves Secondary and Deflector Sheaves Rope Fastenings Terminal Stopping Devices Car and Counterweight Safeties Hydraulic Power Unit Relief Valves Control Valve Tanks Flexible Hydraulic Hose and Fitting Assemblies Supply Line and Shutoff Valve Hydraulic Cylinders Pressure Switch Roped Water Hydraulic Elevators Low Oil Protection Maintenance Records Static Control Earthquake Inspection and Tests (Seismic Risk Zone 2 or Greater) Part 3 Elevator Top of Car Top-of-Car Stop Switch Car Top Light and Outlet Top-of-Car Operating Device Top-of-Car Clearance, Refuge Space, and Standard Railing Normal Terminal Stopping Devices Final and Emergency Terminal Stopping Devices Car Leveling and Anticreep Devices Top Emergency Exit Floor and Emergency Identification Numbering Hoistway Construction Hoistway Smoke Control Pipes, Wiring, and Ducts Windows, Projections, Recesses, and Setbacks Hoistway Clearances Multiple Hoistways Traveling Cables and Junction Boxes Door and Gate Equipment Car Frame and Stiles Guide Rails Fastening and Equipment Governor Rope Governor Releasing Carrier Wire Rope Fastening and Hitch Plate Suspension Rope Top Counterweight Clearance iv

6 3.25 Car, Overhead, and Deflector Sheaves Broken Rope, Chain, or Tape Switch Crosshead Data Plate and Rope Data Tags Counterweight and Counterweight Buffer Counterweight Safeties Speed Test Slack Rope Device Roped-Hydraulic Elevators Installed Under A17.1b 1989 and Later Editions Traveling Sheave Roped-Hydraulic Elevators Installed Under A17.1b 1989 and Later Editions Compensating Ropes and Chains Earthquake Inspection and Tests (Seismic Risk Zone 2 or Greater) Part 4 Elevator Outside Hoistway Car Platform Guard Hoistway Doors Vision Panels Hoistway Door Locking Devices Access to Hoistway Power Closing of Hoistway Doors Sequence Operation Hoistway Enclosure Elevator Parking Devices Emergency Doors in Blind Hoistways Separate Counterweight Hoistway Standby Power Selection Switch Part 5 Elevator Pit Pit Access, Lighting, Stop Switch, and Condition Bottom Clearance, Runby, and Minimum Refuge Space Final and Emergency Terminal Stopping Devices Normal Terminal Stopping Devices Traveling Cables Governor-Rope Tension Devices Car Frame and Platform Car and Counterweight Safeties and Guiding Members Including Roped-Hydraulic Elevators Installed Under A17.1b 1989 and Later Editions Buffer and Emergency Terminal Speed Limiting Devices Compensating Chains, Ropes, and Sheaves Plunger and Cylinder Car Buffer Guiding Members Supply Piping Overspeed Valve Earthquake Inspection and Tests (Seismic Risk Zone 2 or Greater) Part 6 Elevator Firefighters Service Operation of Elevators Under Fire and Other Emergency Conditions (A17.1b 1973 Through A17.1b 1980) Operation of Elevators Under Fire and Other Emergency Conditions (A Through A17.1b 1983) Firefighters Service (A Through A17.1a 1988 and A17.3) Firefighters Service (A17.1b 1989 Through A17.1d 2000) Acceptance Checklist for Firefighters Service (ASME A and CSA B44-00): Automatic Elevators Part 7 Escalator External General Fire Protection v

7 7.2 Geometry Handrails Entrance and Egress Ends Lighting Caution Signs Combplate and Comb Step Impact Device Deck Barricades and Antislide Devices Steps and Upthrust Device Operating and Safety Devices Skirt Obstruction Device (Reserved) Egress Restriction (Rolling Shutter) Device Speed Balustrades Ceiling Intersection Guards Step/Skirt Clearances, Panels, and Performance Index Outdoor Protection Maintenance Records Earthquake Inspection and Tests (Seismic Risk Zone 2 or Greater) Part 8 Escalator Internal Machinery Space Access, Lighting, Receptacle, and Condition Machinery Space Stop Switches and Inspection Control Controller and Wiring Drive Machine and Brake Speed Governor Broken Drive Chain and Disconnected Motor Safety Device Reversal Stop Switch Broken Step Chain Device Step Upthrust Device Missing Step Device Step Level Device Steps, Step Chains, and Trusses Handrail Systems and Safety Devices Code Data Plate Response to Smoke Detectors Step Lateral Displacement Device Inspection Control Earthquake Inspection and Tests (Seismic Risk Zone 2 or Greater) Part 9 Moving Walk External General Fire Protection Geometry Handrails Entrance and Egress Ends Lighting Caution Signs Combplate and Comb Step Impact Device Deck Barricades Treadways Operating and Safety Devices (Reserved) (Reserved) Egress Restriction (Rolling Shutter) Device Speed Balustrades Ceiling Intersection Guards Skirt Panels vi

8 9.18 Outdoor Protection Maintenance Records Earthquake Inspection and Tests (Seismic Risk Zone 2 or Greater) Part 10 Moving Walk Internal Machinery Space Access, Lighting, Receptacle, and Condition Stop Switch and Inspection Control Controller and Wiring Drive Machine and Brake Speed Governor Broken Drive Chain and Disconnected Motor Safety Device Reversal Stop Switch Broken Treadway Device (Reserved) Missing Pallet Device Pallet Level Device Pallets, Pallet Chains, and Trusses Handrail Systems and Safety Devices Code Data Plate Response to Smoke Detectors Inspection Control Earthquake Inspection and Tests (Seismic Risk Zone 2 or Greater) Part 11 Elevator Machine-Room-Less (MRL) Access to Machine Room/Machinery Space/Control Room/Control Space Access Door and Openings Enclosure of Rooms and Spaces Maintenance Path and Clearance Machine/Control Rooms Containing Overhead Drive Machines Temperature/Humidity Disconnecting Means Remote Machine Rooms and Control Rooms Inspection and Test Panels Governor, Overspeed Switch Emergency Brake Traction Sheaves Secondary and Deflector Sheaves Terminal Stopping Devices Working Areas Inside the Hoistway and in the Pit Location of Machinery Spaces, Machine Rooms, Control Spaces, Control Rooms, and Equipment Hydraulic Elevators Shutoff/Manual Lowering Valves Hydraulic Elevators Pressure Gauge Fittings Hydraulic Elevators Atmosphere Storage and Discharge Tanks Hydraulic Elevators Pressure Piping Explanatory Figures for Definitions of Elevator Machinery Space, Machine Room, Control Space, Control Room, Remote Machine Room, or Remote Control Room Inspection Operation and Hoistway Access Switch Operation Hierarchy Figures Door Operation Relative to Car Position Dynamometer Connections for Testing the Pull-Through of Governor Jaws (a) Safety Marks on Guide Rails, Poor Illumination (b) Safety Marks on Guide Rails, Good Illumination vii

9 Top Car Clearance and Runby (A and Later Editions) Self-Tightening Grips Cross-Section Through Tapered Rope Socket Showing Maximum and Minimum Projection of Loops Above Embedment Medium Types of Lay Cross Sections of Typical Wire Ropes Bottom Car Clearance Hydraulic Elevators (b)(9) Visual Signal (g)(1) Phase I Instructions (g)(2) Phase II Instructions (A17.1b 1989 Through A17.1b 1995) (g)(3) Phase II Instructions (A Through A17.1d 2000) (a) Dimensions for Existing Escalators (for Escalators Installed Under A and A Editions) (b) Dimensions for Existing Escalators (for Escalators Installed Under A Through A ) (c) Relationship of Escalator Parts (A17.1a 1982 and Later Editions) Checking Incline Safety Zone Checking Step/Combplate Mesh Test of Combplate/Landing Plate Assembly (a) Deck Barricade (b) High Deck Balustrade Antislide Devices (a) Smooth Riser (b) Cleated Riser (c) Escalator Step Riser (d) Escalator Step Tread [A Through A , Rule (Requirement )] Example of Two Flat Steps Typical Skirt Obstruction Device Ceiling or Soffit Guard [Requirements and (Rules 802.3g and 902.3g)] Measuring Gap Between Step and Skirt Angle of Skirt Panel Escalator Cover Overlap Typical Step Upthrust Device Positioning of Steps for Inspection of Truss (a) Moving Walk Geometry (for Moving Walks Installed Under A Through A17.1b 1980) (b) Moving Walk Geometry (for Moving Walks Installed Under A Through A17.1a 1991) Maximum Treadway Angle Moving Walk Handrail Extension (A and Later Editions) Moving Walk Treadway Slots Treadway Clearances Configuration A Configuration B Configuration C Configuration D Configuration E Configuration F Tables 1 Procurement Information Governor Adjustment Settings (a) Maximum Safety Rope Pullout viii

10 2.29.2(b) Minimum and Maximum Stopping Distances for Type B Car Safeties With Rated Load, and Type B Counterweight Safeties With No Load in the Car (c) Gradual Wedge Clamp Safety (d) Flexible Guide Clamp Safety (e) Wedge Clamp Safety (Constant Retarding Force) Minimum Bend Radius for SAE 100R2 Hose (a) Horizontal Clearances (b) Horizontal Distances Projection of Rope Strands Above Embedment Medium for 6- and 8-Strand Ropes (a) Treadway Width (A Through A17.1d 1970) (b) Treadway Width (A and Later Editions) (c) Minimum Treadway Width (a) Treadway Speed (A and Later Editions) (b) Treadway Speed (A Through A17.1b 1980) (c) Treadway Speed Definitions of Elevator Machinery Space, Machine Room, Control Space, Control Room, Remote Machine Room, or Remote Control Room Inspection Operation and Hoistway Access Switch Operation Hierarchy Mandatory Appendix I Guide for Inspection of Inclined Elevators Nonmandatory Appendices A Inspection Checklists B Acceptance Checklist C Guidelines for B44.1/A ix