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Inspection of Vertical Transportation Equipment_6

Tham khảo tài liệu 'inspection of vertical transportation equipment_6', 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 Check for evidence of excessive deflection over 1 4 inch by observing the rail with car operating. Note that rails extend from the bottom of hoistway to top sufficiently to prevent guide shoes from running off the rails. 6.4.4 Outside The Hoistway Inspection 6.4.4.1 Hoistway. Inspection outside the hoistway should verify an adequate hoistway enclosure. Provisions should provide protection from accidental contact with the moving car or counterweight if provided and prevent entry into the hoistway when the car is away from the landing. A complete hoistway enclosure is not required but where provided for safety it should be solid or reject a 1 diameter ball. 6.4.4.2 Hoistway Entrance. The full width of each landing opening must be protected to full height or 7 -0 whichever is less by doors or gates. Open work must reject a 1 diameter ball. Inspection of landing closures should note damage rust and critical wear in moving parts and contact points. Open and close each hoistway door or gate with the car at the floor. It should operate freely all components should be clean and securely fastened. Try to open each door or gate with the car away from the floor it should not open. Try to run the car with each door open the car should not run. Operation of the hoistway entrance lock and contact devices is a critical safety element. Each lock should be carefully examined. It should be securely fastened cleaned and aligned so that the contact and lowering mechanisms are properly related. 6.4.4.3 Operation. Actuate controls at each floor. Fixtures should be securely fastened buttons should operate freely and controls should call the elevator to the floor if car and hoistway doors gates are closed properly. 6.4.5 Machine Room And Machine Spaces Inspection 6.4.5.1 Housekeeping. Machine room and equipment cleanliness is of primary concern with this type elevator. Location may be remote and used infrequently. .