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Power-operated Special Industrial Service Elevators

Power-operated Special Industrial Service Elevators

7.171Applicability.7.172Removal from service.7.173Limitations.7.174Approval and operation.7.181Hoistway enclosure.7.182Clearance.7.183Pits and overtravel.7.184Overload support.7.185Pipes and wiring.7.186Counterweights.7.187Guide rail construction.7.188Protection of hoist cables.7.189Hoistway doors.7.190Elevator cars.7.191Limitations.7.192Machines and sheaves.7.193Limit switches.7.194Operation.7.195Suspension means.