Place in service, or remove for service and operate in a safe manner, turbogenerator and boiler systems and related auxiliary equipment such as fuel facilities, valves, traps, regulators, desuperheaters, heaters, cooling towers, heat exchangers and related piping systems containing water, steam, air, and other fluids or gases, station service electric circuits, oil circuit breakers, air circuit breaker, disconnecting switches, transformers, storage batteries, motor generator sets, indicating and recording instruments, etc., install and maintain simple or complex mechanical measuring devices and control equipment such as pressure gauges, thermometers, thermocouples, instrument piping, and simple regulating and control devices install and maintain simple electric circuits in conduit or open wiring, lighting fixtures, motors and other electrical auxiliaries, install and maintain simple or complex mechanical equipment, such as small piping layouts, valves, fuel pumps, small centrifugal pumps, steam traps, heat exchange apparatus, building fixtures, tanks, air removal equipment, ejectors, etc. Under general and/or directive supervision, with a working latitude for planning or laying out of working details, must be able to perform simple mechanical work involved in the inspection, repair, installation, test, adjustment and calibration of meters and instruments, and of automatic combustion control equipment and regulating devices in generating stations, must be able to perform simple electrical work involved in the inspection, repair or installation of electrical equipment in generating stations and electrical substations and related equipment in shop or in place, must be able to perform simple mechanical work involved in the inspection, repair and installation of mechanical equipment in generating stations, must be able to assume responsibility for operation of the equipment included in a central controlled turbo-generator-boiler system with its associated fuel handling facilities, auxiliaries and functions during a specific shift.