Lifts and service lifts - Code of practice for the undertaking of modifications to existing hydraulic lifts
Lifts and service lifts - Code of practice for the undertaking of modifications to existing hydraulic lifts
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Lifts and service lifts - Part 12: Code of practice for the undertaking of modifications to existing hydraulic lifts Executive summary Recommendations for the modernization, or modification, and improvement of hydraulic passenger and goods passenger lifts. Abstract This British Standard, a part of the BS 5655 series, provides recommendations for the modernization, or modification, and improvement of hydraulic passenger and goods passenger lifts, serving defined landing levels, having a car designed for the transportation of persons or persons and goods, suspended by jacks, ropes or chains and moving between guide rails inclined not more than 15o to the vertical. Recommendations are given on upgrading the safety of existing lifts, risk assessments, tests and records of important modifications. Recommendations and guidance on the modification of existing lifts include changes to rated load, travel, mass of the empty car, mass of jack or mass of suspension means. Guidance is also given on changes to the complete controller, the drive controller and the traffic controller. History and related standards This British Standard supersedes BS 5655-12:1989, which is withdrawn. It draws attention to BS EN 81-80, BS 5655-6 and BS 7255. This British Standard includes the following cross references: BS EN 81-2:1998, BS EN 12015, BS EN 12016.
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