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Inspection of Vertical Transportation Equipment_2

Tham khảo tài liệu 'inspection of vertical transportation equipment_2', kỹ thuật - công nghệ, cơ khí - chế tạo máy phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Simpo PDF Merge and Split Unregistered Version - http www.simpopdf.com Values are based on 12 -0 floor-to-floor height. Adjust using factors noted for variation from this standard. Find rated speed in the 1st column. Select standard floor-to-floor performance time from box under correct door type side opening or center opening and clear door opening width. Adjust this time by adding factor if doors are over 7 -6 high and adding or subtracting appropriate amount per foot of travel over or under standard floor height of 12-0 . NOTE All times are based on heavy duty high speed door operating equipment and optimum adjustment. On geared applications with medium speed door operators add 1.0 second. on gearless applications add 0.5 second for less stringent requirement. 2.2 INSIDE THE CAR INSPECTION 2.2.1 Scope Division 101 of the A17.2 Manual covers the inspections made from inside the car. This section of the A17.2 Manual is quite complete and covers the majority of the items to be examined. However the Inspector must also examine the inside of the car to be sure all operating equipment is functioning in its intended manner and that the appearance of the area is acceptable to the riders. This same consideration should also be exercised when examining freight elevators. 2.2.2 Operating and Signalling Devices All operating and signalling devices should be operating as intended and check to see that all fastenings are in place and secure. The signalling devices are important to the elevator operation because they are designed to project operating information for the purpose of expediting traffic movement. Examples of this information are which car is moving up or down which car is loading where the car is in the hoistway was your call registered etc. Also it should have handicapped identification for operating devices that are provided and properly displayed. 2.2.3 Car Enclosure The overall enclosure should not have loose or missing components or hardware. Handrails .