1、Guide for Inspection of Elevators, Escalators, and Moving WalksAN AMERICAN NATIONAL STANDARDASME A17.2-2007(Revision of ASME A17.2-2004)Includes Inspection Proceduresfor Electric Traction andWinding Drum Elevators, Hydraulic Elevators, and Escalators and Moving WalksCopyright ASME International Prov
2、ided by IHS under license with ASME Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-ASME A17.2-2007(Revision of ASME A17.2-2004)Guide forInspection ofElevators,Escalators, andMoving WalksIncludes Inspection Proceduresfor Electric Traction andWinding Drum Elevators,
3、Hydraulic Elevators, andEscalators and Moving WalksAN AMERICAN NATIONAL STANDARDThree Park Avenue New York, NY 10016Copyright ASME International Provided by IHS under license with ASME Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-Date of Issuance: October 5, 200
4、7The next edition of this Guide is scheduled for publication in 2010. There will no addenda issuedto 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 a
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7、es 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 anyitems mentioned in this document, and does not undertake to insure anyone utilizing a standa
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11、yTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.Copyright ASME International Provided by IHS under license with ASME Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-CONTENTSForeword ixCommittee Roster . xiiPreface xviSummary of Chan
12、ges xixIntroduction 11 Scope . 12 Application . 13 Qualifications of Inspectors 24 Personal Safety 25 Duties of Inspectors . 26 Arrangement for Inspection 27 Recommended Equipment . 28 Reference Documents 3Part 1 Elevator Inside of Car . 41.1 Door Reopening Device . 41.2 Stop Switches . 41.3 Operati
13、ng Control Devices . 51.4 Sills and Car Floor 51.5 Car Lighting and Receptacles 61.6 Car Emergency Signal . 61.7 Car Door or Gate 71.8 Door Closing Force 81.9 Power Closing of Doors or Gates 81.10 Power Opening of Doors or Gates . 81.11 Car Vision Panels and Glass Car Doors 101.12 Car Enclosure . 10
14、1.13 Emergency Exit 111.14 Ventilation 121.15 Signs and Operating Device Symbols 121.16 Rated Load, Platform Area, and Data Plate . 121.17 Standby Power Operation . 131.18 Restricted Opening of Car or Hoistway Doors 141.19 Car Ride 14Part 2 Elevator Machine Room . 162.1 Access to Machine Space 162.2
15、 Headroom 162.3 Lighting and Receptacles 162.4 Machine Space 172.5 Housekeeping . 172.6 Ventilation 172.7 Fire Extinguisher 182.8 Pipes, Wiring, and Ducts 182.9 Guarding of Exposed Auxiliary Equipment . 182.10 Numbering of Elevators, Machines, Controllers, and DisconnectSwitches 182.11 Disconnecting
16、 Means and Control 192.12 Controller Wiring, Fuses, Grounding, etc. . 192.13 Governor, Overspeed Switch, and Seal . 20iiiCopyright ASME International Provided by IHS under license with ASME Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-2.14 Code Data Plate . 242.
17、15 Static Control . 252.16 Overhead Beam and Fastenings 252.17 Drive Machine Brake 252.18 Traction Drive Machines . 262.19 Gears, Bearings, and Flexible Couplings 262.20 Winding Drum Machine and Slack Cable Device . 272.21 Belt- or Chain-Drive Machine 272.22 Motor Generator 282.23 Absorption of Rege
18、nerated Power 282.24 AC Drives From a DC Source 282.25 Traction Sheaves . 292.26 Secondary and Deflector Sheaves 292.27 Rope Fastenings . 302.28 Terminal Stopping Devices . 302.29 Car and Counterweight Safeties 312.30 Hydraulic Power Unit . 362.31 Relief Valves 362.32 Control Valve . 372.33 Tanks .
19、372.34 Flexible Hydraulic Hose and Fitting Assemblies 382.35 Supply Line and Shutoff Valve . 382.36 Hydraulic Cylinders . 392.37 Pressure Switch . 392.38 Roped Water Hydraulic Elevators 402.39 Low Oil Protection 402.40 Maintenance Records 402.41 Static Control . 40Part 3 Elevator Top of Car 413.1 To
20、p-of-Car Stop Switch 413.2 Car Top Light and Outlet 413.3 Top-of-Car Operating Device 413.4 Top-of-Car Clearance, Refuge Space, and Standard Railing 423.5 Normal Terminal Stopping Devices 433.6 Final and Emergency Terminal Stopping Devices . 443.7 Car Leveling and Anticreep Devices . 453.8 Top Emerg
21、ency Exit . 463.9 Floor and Emergency Identification Numbering 463.10 Hoistway Construction 463.11 Hoistway Smoke Control 473.12 Pipes, Wiring, and Ducts 473.13 Windows, Projections, Recesses, and Setbacks 473.14 Hoistway Clearances 483.15 Multiple Hoistways 483.16 Traveling Cables and Junction Boxe
22、s . 493.17 Door and Gate Equipment . 503.18 Car Frame and Stiles 523.19 Guide Rails Fastening and Equipment . 523.20 Governor Rope 533.21 Governor Releasing Carrier 533.22 Wire Rope Fastening and Hitch Plate 533.23 Suspension Rope 553.24 Top Counterweight Clearance 563.25 Car, Overhead, and Deflecto
23、r Sheaves 563.26 Broken Rope, Chain, or Tape Switch . 583.27 Crosshead Data Plate and Rope Data Tags . 58ivCopyright ASME International Provided by IHS under license with ASME Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-3.28 Counterweight and Counterweight Buff
24、er 583.29 Counterweight Safeties 593.30 Speed Test 593.31 Slack Rope Device Roped-Hydraulic Elevators Installed UnderA17.1b1989 and Later Editions . 603.32 Traveling Sheave Roped-Hydraulic Elevators Installed UnderA17.1b-1989 and Later Editions 603.33 Compensating Ropes and Chains 61Part 4 Elevator
25、Outside Hoistway. 624.1 Car Platform Guard . 624.2 Hoistway Doors . 624.3 Vision Panels 634.4 Hoistway Door Locking Devices . 634.5 Access to Hoistway 644.6 Power Closing of Hoistway Doors . 644.7 Sequence Operation . 654.8 Hoistway Enclosure . 654.9 Elevator Parking Devices 654.10 Emergency Doors i
26、n Blind Hoistways 654.11 Separate Counterweight Hoistway . 664.12 Standby Power Selection Switch . 66Part 5 Elevator Pit. 675.1 Pit Access, Lighting, Stop Switch, and Condition . 675.2 Bottom Clearance, Runby, and Minimum Refuge Space . 685.3 Final and Emergency Terminal Stopping Devices . 695.4 Nor
27、mal Terminal Stopping Devices 705.5 Traveling Cables . 705.6 Governor-Rope Tension Devices 705.7 Car Frame and Platform . 715.8 Car and Counterweight Safeties and Guiding Members IncludingRoped-Hydraulic Elevators Installed Under A17.1b1989 and LaterEditions . 715.9 Buffer and Emergency Terminal Spe
28、ed Limiting Devices 725.10 Compensating Chains, Ropes, and Sheaves . 745.11 Plunger and Cylinder 745.12 Car Buffer . 745.13 Guiding Members . 755.14 Supply Piping . 755.15 Overspeed Valve 75Part 6 Elevator Firefighters Service. 776.1 Operation of Elevators Under Fire and Other Emergency Conditions(A
29、17.1b1973 Through A17.1b1980) . 776.2 Operation of Elevators Under Fire and Other Emergency Conditions(A17.11981 Through A17.1b-1983) . 796.3 Firefighters Service (A17.11984 Through A17.1a1988 and A17.3) 816.4 Firefighters Service (A17.1b1989 Through A17.1d2000) . 836.5 Acceptance Checklist for Fire
30、fighters Service (ASME A17.12000 andCSA B44-00): Automatic Elevators . 87Part 7 Escalator External. 907.1 General Fire Protection 907.2 Geometry . 907.3 Handrails . 917.4 Entrance and Egress Ends . 927.5 Lighting . 947.6 Caution Signs . 94vCopyright ASME International Provided by IHS under license w
31、ith ASME Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-7.7 Combplate and Comb Step Impact Device . 947.8 Deck Barricades and Antislide Devices . 967.9 Steps and Upthrust Device 987.10 Operating and Safety Devices 987.11 Skirt Obstruction Device . 1027.12 (Reserve
32、d) 1027.13 Egress Restriction (Rolling Shutter) Device . 1027.14 Speed . 1027.15 Balustrades 1037.16 Ceiling Intersection Guards 1047.17 Step/Skirt Clearances, Panels, and Performance Index 1047.18 Outdoor Protection 1067.19 Maintenance Records 107Part 8 Escalator Internal. 1088.1 Machinery Space Ac
33、cess, Lighting, Receptacle, and Condition 1088.2 Stop Switch . 1088.3 Controller and Wiring . 1098.4 Drive Machine and Brake 1098.5 Speed Governor . 1108.6 Broken Drive Chain and Disconnected Motor Safety Device 1108.7 Reversal Stop Switch 1118.8 Broken Step Chain Device . 1118.9 Step Upthrust Devic
34、e 1118.10 Missing Step Device . 1128.11 Step Level Device . 1128.12 Steps, Step Chains, and Trusses 1138.13 Handrail Systems and Safety Devices 1148.14 Code Data Plate . 1148.15 Response to Smoke Detectors 1148.16 Step Lateral Displacement Device 1158.17 Inspection Control . 115Part 9 Moving Walk Ex
35、ternal. 1169.1 General Fire Protection 1169.2 Geometry . 1169.3 Handrails . 1169.4 Entrance and Egress Ends . 1199.5 Lighting . 1199.6 Caution Signs . 1209.7 Combplate and Comb Step Impact Device . 1209.8 Deck Barricades . 1219.9 Treadways . 1219.10 Operating and Safety Devices 1229.11 (Reserved) 12
36、39.12 (Reserved) 1239.13 Egress Restriction (Rolling Shutter) Device . 1239.14 Speed . 1239.15 Balustrades 1249.16 Ceiling Intersection Guards 1249.17 Skirt Panels . 1259.18 Outdoor Protection 1259.19 Maintenance Records 126Part 10 Moving Walk Internal . 12710.1 Machinery Space Access, Lighting, Rec
37、eptacle, and Condition 12710.2 Stop Switch . 12710.3 Controller and Wiring . 127viCopyright ASME International Provided by IHS under license with ASME Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-10.4 Drive Machine and Brake 12810.5 Speed Governor . 12910.6 Brok
38、en Drive Chain and Disconnected Motor Safety Device 12910.7 Reversal Stop Switch 13010.8 Broken Treadway Device . 13010.9 (Reserved) 13010.10 Missing Pallet Device 13010.11 Pallet Level Device 13110.12 Pallets, Pallet Chains, and Trusses 13110.13 Handrail Systems and Safety Devices 13210.14 Code Dat
39、a Plate . 13210.15 Response to Smoke Detectors 13210.16 Inspection Control . 133Figures1.10.2 Door Operation Relative to Car Position . 92.13.2 Dynamometer Connections for Testing the Pull-Through ofGovernor Jaws 222.29.2(a) Safety Marks on Guide Rails, Poor Illumination 352.29.2(b) Safety Marks on
40、Guide Rails, Good Illumination . 353.4.1.2 Top Car Clearance and Runby (A17.11978 and Later Editions) . 433.16.1 Self-Tightening Grips 503.22.1 Cross-Section Through Tapered Rope Socket Showing Maximum andMinimum Projection of Loops Above Embedment Medium . 543.23.1 Typical Wire Rope Constructions .
41、 575.2.3 Bottom Car Clearance Hydraulic Elevators . 696.4.2(b)(9) Visual Signal 846.4.2(g)(1) Phase I Instructions 856.4.2(g)(2) Phase II Instructions (A17.11989 Through A17.1b1995) 866.4.2(g)(3) Phase II Instructions (A17.11996 Through A17.1d2000) 867.2.1(a) Dimensions for Existing Escalators (for
42、Escalators Installed UnderA17.11955 and A17.11960 Editions) 917.2.1(b) Dimensions for Existing Escalators (for Escalators Installed UnderA17.11965 Through A17.11981) 927.2.1(c) Relationship of Escalator Parts (A17.1a1982 and Later Editions) 937.2.3 Checking Incline 937.4.1 Safety Zone . 947.7.1 Chec
43、king Step/Combplate Mesh . 957.7.3 Test of Combplate/Landing Plate Assembly 967.8.1(a) Deck Barricade 977.8.1(b) High Deck Balustrade Antislide Devices . 977.9.1(a) Smooth Riser 997.9.1(b) Cleated Riser 1007.9.1(c) Escalator Step Riser . 1007.9.1(d) Escalator Step Tread A17.11955 Through A17.11990,
44、Rule 802.5(Requirement 6.1.3.5) . 1017.9.3 Example of Two Flat Steps . 1017.11.1 Typical Skirt Obstruction Device . 1037.16.1 Ceiling or Soffit Guard Requirements 6.1.3.3.9 and 6.2.3.3.7(Rules 802.3g and 902.3g) . 1057.17.1 Measuring Gap Between Step and Skirt 1057.17.2 Angle of Skirt Panel . 1067.1
45、8.3 Escalator Cover Overlap . 1078.9.2 Typical Step Upthrust Device 1128.12.2 Positioning of Steps for Inspection of Truss . 1139.2.1(a) Moving Walk Geometry (for Moving Walks Installed UnderA17.11965 Through A17.11980) 117viiCopyright ASME International Provided by IHS under license with ASME Not f
46、or ResaleNo reproduction or networking permitted without license from IHS-,-,-9.2.1(b) Moving Walk Geometry (for Moving Walks Installed UnderA17.11981 Through A17.1a1991) . 1189.2.3 Maximum Treadway Angle 1189.3.3 Moving Walk Handrail Extension (A17.11971 and Later Editions) 1209.9.1 Moving Walk Tre
47、adway Slots 1229.17.1 Treadway Clearances 125Tables1 Procurement Information 32.13.2 Governor Adjustment Settings . 212.29.2(a) Maximum Safety Rope Pullout . 312.29.2(b) Minimum and Maximum Stopping Distances for Type B Car SafetiesWith Rated Load, and Type B Counterweight Safeties With No Loadin th
48、e Car . 332.29.2(c) Gradual Wedge Clamp Safety 342.29.2(d) Flexible Guide Clamp Safety . 342.29.2(e) Wedge Clamp Safety (Constant Retarding Force) . 342.34.3 Minimum Bend Radius for SAE 100R2 Hose . 383.14.3(a) Horizontal Clearances . 483.14.3(b) Horizontal Distances 493.22.1 Projection of Rope Strands Above Embedment Medium for 6- and8-Strand Ropes 549.2.3(a) Treadway Width (A17.11965 Through A17.11970) . 1199.2.3(b) Treadway Width (A17.11971 and Later Editions) . 1199.2.3(c) Minimum Treadway Width 1199.14.3(a) Treadway Speed (A17.11981 and Later Editions) . 1239.14.3(b) Treadway Speed (A17
