1、Guide for Inspection of Elevators, Escalators, and Moving WalksIncludes 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 WalksAN AMERICAN
2、NATIONAL STANDARDASME A17.2-2014(Revision of ASME A17.2-2012)ASME A17.2-2014(Revision of ASME A17.2-2012)Guide for Inspection ofElevators, Escalators,and Moving WalksIncludes Inspection Proceduresfor Electric Traction and WindingDrum Elevators, HydraulicElevators, Inclined Elevators,Limited-Use/Limi
3、ted-ApplicationElevators, Private ResidenceElevators, and Escalators andMoving WalksAN AMERICAN NATIONAL STANDARDTwo Park Avenue New York, NY 10016 USADate of Issuance: March 13, 2015The next edition of this Guide is scheduled for publication in 2017.ASME issues written replies to inquiries concerni
4、ng interpretations of technical aspects of this Guide.Interpretations are published on the ASME Web site under the Committee Pages athttp:/cstools.asme.org/ as they are issued.Errata to codes and standards may be posted on the ASME Web site under the Committee Pages toprovide corrections to incorrec
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7、 the criteria for American National Standards. TheStandards Committee that approved the Guide was balanced to assure that individuals from competent and concernedinterests have had an opportunity to participate. The proposed Guide was made available for public review and commentthat provides an oppo
8、rtunity for additional public input 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 i
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11、rpretations 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 permissio
12、n of the publisher.The American Society of Mechanical EngineersTwo Park Avenue, New York, NY 10016-5990Copyright 2015 byTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.CONTENTSForeword xCommittee Roster . xiiiPreface xviiiSummary of Changes xxiIntroduction 11 Scope .
13、12 Application . 23 Qualifications of Inspectors 24 Personal Safety 25 Duties of Inspectors . 26 Arrangement for Inspection 37 Recommended Equipment . 38 Reference Documents 3Part 1 Elevator Inside of Car . 51.1 Door Reopening Device . 51.2 Stop Switches . 51.3 Operating Control Devices . 61.4 Sills
14、 and Car Floor 71.5 Car Lighting and Receptacles 71.6 Car Emergency Signal . 81.7 Car Door or Gate 91.8 Door Closing Force 91.9 Power Closing of Doors or Gates 101.10 Power Opening of Doors or Gates . 101.11 Car Vision Panels and Glass Car Doors 121.12 Car Enclosure . 131.13 Emergency Exit 141.14 Ve
15、ntilation 151.15 Signs and Operating Device Symbols 151.16 Rated Load, Platform Area, and Data Plate . 151.17 Standby Power Operation . 161.18 Restricted Opening of Car or Hoistway Doors 171.19 Car Ride 181.20 Earthquake Inspection and Tests (Seismic Risk Zone 2 or Greater) 18Part 2 Elevator Machine
16、 Room . 192.1 Access to Machine Space 192.2 Headroom 192.3 Lighting and Receptacles 202.4 Machine Space 202.5 Housekeeping . 212.6 Ventilation 212.7 Fire Extinguisher 222.8 Pipes, Wiring, and Ducts 222.9 Guarding of Exposed Auxiliary Equipment . 232.10 Numbering of Elevators, Machines, Controllers,
17、and DisconnectSwitches 232.11 Disconnecting Means and Control 242.12 Controller Wiring, Fuses, Grounding, etc. . 25iii2.13 Governor, Overspeed Switch, and Seal . 262.14 Code Data Plate . 312.15 Static Control . 312.16 Overhead Beam and Fastenings 312.17 Drive Machine Brake 322.18 Traction Drive Mach
18、ines . 332.19 Gears, Bearings, and Flexible Couplings 342.20 Winding Drum Machine and Slack Rope Device, Stop Motion Switch, andRope Fastening . 342.21 Belt- or Chain-Drive Machine 352.22 Motor Generator 362.23 Absorption of Regenerated Power 362.24 AC Drives From a DC Source 372.25 Traction Sheaves
19、 . 372.26 Secondary and Deflector Sheaves 382.27 Rope Fastenings . 382.28 Terminal Stopping Devices . 382.29 Car and Counterweight Safeties 402.30 Hydraulic Power Unit . 452.31 Relief Valves 462.32 Control Valve . 462.33 Tanks . 472.34 Flexible Hydraulic Hose and Fitting Assemblies 482.35 Supply Lin
20、e and Shutoff Valve . 482.36 Hydraulic Cylinders . 492.37 Pressure Switch . 492.38 Roped Water Hydraulic Elevators 502.39 Low Oil Protection 502.40 Maintenance Records 502.41 Hydraulic Control . 512.42 Earthquake Inspection and Tests (Seismic Risk Zone 2 or Greater) 512.43 Emergency Brake, Ascending
21、 Car Overspeed, and Unintended CarMovement Protection 52Part 3 Elevator Top of Car 543.1 Top-of-Car Stop Switch 543.2 Car Top Light and Outlet 543.3 Top-of-Car Operating Device 553.4 Top-of-Car Clearance, Refuge Space, and Standard Railing 553.5 Normal Terminal Stopping Devices 573.6 Final and Emerg
22、ency Terminal Stopping Devices . 583.7 Car Leveling and Anticreep Devices . 593.8 Top Emergency Exit . 593.9 Floor and Emergency Identification Numbering 603.10 Hoistway Construction 603.11 Hoistway Smoke Control 613.12 Pipes, Wiring, and Ducts 613.13 Windows, Projections, Recesses, and Setbacks 623
23、.14 Hoistway Clearances 623.15 Multiple Hoistways 643.16 Traveling Cables and Junction Boxes . 643.17 Door and Gate Equipment . 653.18 Car Frame and Stiles 673.19 Guide Rails Fastening and Equipment . 673.20 Governor Rope 683.21 Governor Releasing Carrier 683.22 Wire Rope Fastening and Hitch Plate 6
24、9iv3.23 Suspension Means . 713.24 Top Counterweight Clearance 753.25 Car, Overhead, and Deflector Sheaves 753.26 Broken Rope, Chain, or Tape Switch . 763.27 Crosshead Data Plate and Rope Data Tags . 763.28 Counterweight and Counterweight Buffer 763.29 Counterweight Safeties 773.30 Speed Test 783.31
25、Slack Rope Device Roped-Hydraulic Elevators Installed UnderA17.1b1989 and Later Editions . 783.32 Traveling Sheave Roped-Hydraulic Elevators Installed UnderA17.1b1989 and Later Editions . 783.33 Compensating Ropes and Chains 793.34 Earthquake Inspection and Tests (Seismic Risk Zone 2 or Greater) 79P
26、art 4 Elevator Outside Hoistway. 814.1 Car Platform Guard . 814.2 Hoistway Doors . 814.3 Vision Panels 824.4 Hoistway Door Locking Devices . 834.5 Access to Hoistway 834.6 Power Closing of Hoistway Doors . 844.7 Sequence Operation . 844.8 Hoistway Enclosure . 844.9 Elevator Parking Devices 854.10 Em
27、ergency Doors in Blind Hoistways 854.11 Separate Counterweight Hoistway . 864.12 Standby Power Selection Switch . 86Part 5 Elevator Pit. 875.1 Pit Access, Lighting, Stop Switch, and Condition . 875.2 Bottom Clearance, Runby, and Minimum Refuge Space . 885.3 Final and Emergency Terminal Stopping Devi
28、ces . 905.4 Normal Terminal Stopping Devices 905.5 Traveling Cables . 915.6 Governor-Rope Tension Devices 915.7 Car Frame and Platform . 925.8 Car and Counterweight Safeties and Guiding Members IncludingRoped-Hydraulic Elevators Installed Under A17.1b1989 and LaterEditions . 925.9 Buffer and Emergen
29、cy Terminal Speed Limiting Devices 945.10 Compensating Chains, Ropes, and Sheaves . 955.11 Plunger and Cylinder 965.12 Car Buffer . 965.13 Guiding Members . 975.14 Supply Piping . 975.15 Overspeed Valve 975.16 Earthquake Inspection and Tests (Seismic Risk Zone 2 or Greater) 98Part 6 Elevator Firefig
30、hters Service. 996.1 Operation of Elevators Under Fire and Other Emergency Conditions(A17.1b1973 Through A17.1b1980) . 996.2 Operation of Elevators Under Fire and Other Emergency Conditions(A17.11981 Through A17.1b1983) 1016.3 Firefighters Service (A17.11984 Through A17.1a1988 and A17.3) 1036.4 Fire
31、fighters Service (A17.1b1989 Through A17.1d2000) . 1056.5 Acceptance Checklist for Firefighters Service (ASME A17.12000 andCSA B44-00): Automatic Elevators . 109vPart 7 Escalator External. 1137.1 General Fire Protection 1137.2 Geometry . 1137.3 Handrails . 1177.4 Entrance and Egress Ends . 1177.5 Li
32、ghting . 1187.6 Caution Signs . 1187.7 Combplate and Comb Step Impact Device . 1187.8 Deck Barricades and Antislide Devices . 1207.9 Steps and Upthrust Device 1227.10 Operating and Safety Devices 1247.11 Skirt Obstruction Device . 1267.12 (Reserved) 1267.13 Egress Restriction (Rolling Shutter) Devic
33、e . 1267.14 Speed . 1267.15 Balustrades 1287.16 Ceiling Intersection Guards 1287.17 Step/Skirt Clearances, Panels, and Performance Index 1287.18 Outdoor Protection 1317.19 Maintenance Records 1317.20 Earthquake Inspection and Tests (Seismic Risk Zone 2 or Greater) 131Part 8 Escalator Internal. 1338.
34、1 Machinery Space Access, Lighting, Receptacle, and Condition 1338.2 Machinery Space Stop Switches and Inspection Control . 1338.3 Controller and Wiring . 1348.4 Drive Machine and Brake 1348.5 Speed Governor . 1368.6 Broken Drive Chain and Disconnected Motor Safety Device 1368.7 Reversal Stop Switch
35、 1368.8 Broken Step Chain Device . 1378.9 Step Upthrust Device 1378.10 Missing Step Device . 1378.11 Step Level Device . 1388.12 Steps, Step Chains, and Trusses 1388.13 Handrail Systems and Safety Devices 1408.14 Code Data Plate . 1408.15 Response to Smoke Detectors 1408.16 Step Lateral Displacement
36、 Device 1418.17 Inspection Control . 1418.18 Earthquake Inspection and Tests (Seismic Risk Zone 2 or Greater) 141Part 9 Moving Walk External. 1429.1 General Fire Protection 1429.2 Geometry . 1429.3 Handrails . 1429.4 Entrance and Egress Ends . 1459.5 Lighting . 1469.6 Caution Signs . 1469.7 Combplat
37、e and Comb Step Impact Device . 1469.8 Deck Barricades . 1479.9 Treadways . 1479.10 Operating and Safety Devices 1489.11 (Reserved) 1499.12 (Reserved) 1499.13 Egress Restriction (Rolling Shutter) Device . 1499.14 Speed . 1499.15 Balustrades 150vi9.16 Ceiling Intersection Guards 1519.17 Skirt Panels
38、. 1519.18 Outdoor Protection 1529.19 Maintenance Records 1529.20 Earthquake Inspection and Tests (Seismic Risk Zone 2 or Greater) 152Part 10 Moving Walk Internal . 15410.1 Machinery Space Access, Lighting, Receptacle, and Condition 15410.2 Stop Switch and Inspection Control 15410.3 Controller and Wi
39、ring . 15510.4 Drive Machine and Brake 15510.5 Speed Governor . 15610.6 Broken Drive Chain and Disconnected Motor Safety Device 15710.7 Reversal Stop Switch 15710.8 Broken Treadway Device . 15810.9 (Reserved) 15810.10 Missing Pallet Device 15810.11 Pallet Level Device 15810.12 Pallets, Pallet Chains
40、, and Trusses 15910.13 Handrail Systems and Safety Devices 16010.14 Code Data Plate . 16010.15 Response to Smoke Detectors 16010.16 Inspection Control . 16110.17 Earthquake Inspection and Tests (Seismic Risk Zone 2 or Greater) 161Part 11 Elevator Machine-Room-Less (MRL) 16211.1 Access to Machine Roo
41、m/Machinery Space/Control Room/ControlSpace . 16211.2 Access Door and Openings 16211.3 Enclosure of Rooms and Spaces 16211.4 Maintenance Path and Clearance . 16311.5 Machine/Control Rooms Containing Overhead Drive Machines . 16311.6 Temperature/Humidity 16311.7 Disconnecting Means 16311.8 Remote Mac
42、hine Rooms and Control Rooms . 16311.9 Inspection and Test Panels . 16411.10 Governor, Overspeed Switch . 16411.11 Emergency Brake 16411.12 Traction Sheaves . 16511.13 Secondary and Deflector Sheaves 16511.14 Terminal Stopping Devices . 16511.15 Working Areas Inside the Hoistway and in the Pit 16511
43、.16 Location of Machinery Spaces, Machine Rooms, Control Spaces,Control Rooms, and Equipment 16611.17 Hydraulic Elevators Shutoff/Manual Lowering Valves . 16611.18 Hydraulic Elevators Pressure Gage Fittings 16611.19 Hydraulic Elevators Atmosphere Storage and Discharge Tanks . 16611.20 Hydraulic Elev
44、ators Pressure Piping 16711.21 Explanatory Figures for Definitions of Elevator Machinery Space, MachineRoom, Control Space, Control Room, Remote Machine Room, or RemoteControl Room . 16711.22 Inspection Operation and Hoistway Access Switch OperationHierarchy . 167Figures1.10.2 Door Operation Relativ
45、e to Car Position . 112.13.2.1 Dynamometer Connections for Testing the Pull-Through ofGovernor Jaws . 28vii2.29.2(a) Safety Marks on Guide Rails, Poor Illumination 442.29.2(b) Safety Marks on Guide Rails, Good Illumination . 443.4.1.2 Top Car Clearance and Runby (A17.11978 and Later Editions) . 563.
46、16.1 Self-Tightening Grips 653.22.1 Cross-Section Through Tapered Rope Socket Showing Maximum andMinimum Projection of Loops Above Embedment Medium . 703.23.1 Types of Lay 723.23.2 Cross Sections of Typical Wire Ropes . 733.23.3 Inspection and Replacement of Steel Wire Ropes . 745.2.3 Bottom Car Cle
47、arance Hydraulic Elevators . 896.4.2(b)(9) Visual Signal 1066.4.2(g)(1) Phase I Instructions 1076.4.2(g)(2) Phase II Instructions (A17.1b1989 Through A17.1b1995) . 1086.4.2(g)(3) Phase II Instructions (A17.11996 Through A17.1d2000) 1087.2.1(a) Dimensions for Existing Escalators (for Escalators Insta
48、lled UnderA17.11955 and A17.11960 Editions) 1147.2.1(b) Dimensions for Existing Escalators (for Escalators Installed UnderA17.11965 Through A17.11981) 1157.2.1(c) Relationship of Escalator Parts (A17.1a1982 and Later Editions) 1167.2.3 Checking Incline 1167.4.1 Safety Zone . 1177.7.1 Checking Step/C
49、ombplate Mesh . 1197.7.3 Test of Combplate/Landing Plate Assembly 1207.8.1(a) Deck Barricade 1217.8.1(b) High Deck Balustrade Antislide Devices . 1217.9.1(a) Smooth Riser 1227.9.1(b) Cleated Riser 1237.9.1(c) Escalator Step Riser . 1237.9.1(d) Escalator Step Tread A17.11955 Through A17.11990, Rule 802.5(Requirement 6.1.3.5) . 1247.9.3 Example of Two Flat Steps . 1257.11.1 Typical Skirt Obstruction Device . 1277.16.1 Ceiling or Soffit Guard Requirements 6.1.3.3.9 and 6.2.3.3.7(Rules 802.3g and 902.3g) . 1297.17.1 Measur
