Classroom on demand

Welcome to Classroom on demand, your source for educational materials related to the vertical transportation industry. This site represents the knowledge and expertise of the best engineers and mechanics in the elevator industry, and will help those new to the elevator industry learn about the basic workings of elevator systems, and also will serve as a reference for people with more experience.

Hoistway Access

An option which allows access to the hoistway from the lowest and uppermost landing through a spring return key switch at each access landing. Depressing the key switch moves the car up and down the hoistway at leveling speed and enables access to the top of the car or the pit.

Tags:  operation Controls


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