| http://www.w3.org/ns/prov#value | - Essential Duties and Responsibilities : - Locates and determines causes of trouble in brakes, motors, switches, and signal and control systems. - Disassembles defective units and repairs or replaces parts such as locks, gears, cables, electric wiring, and faulty safety devices. - Installs push button controls and other devices to modernize elevators. - Lubricates bearings and other parts to minimi
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