Mssc Maintenance Awareness Practice Test (2024/2025) Rated A+

When time-delay relays are used for sequencing, they basically take the place of which type of device {Ans: stop pushbuttons}To which standard must preventative maintenance be performed? {Ans: equal to its original or properly altered condition}Because dial indicators are fairly delicate, they should _________ during adjustment of the motor position. {Ans: be removed}Making sure that a motor shaft is level {Ans: increases stress on the motor}Seizing, in reference to bearings and shafts, is a condition resulting from {Ans: lack of lubrication}If a technician has unwired a motor from a disconnect and the circuit breaker still trips, the next logical step is to ______ and see if the breaker trips again. {Ans: replace the circuit breaker}How many extension cords are permitted to run across the floor of a workstation? {Ans: 0}When inspecting for out of round shaft, any movement when rotating the shaft of the Dial Indicator show that the {Ans: The shaft may be out of round}Scheduled replacement of minor parts that tend to wear out quickly is an important parts of _______maintenance {Ans: preventive}To assure proper alignment of motors with mating equipment, the first step is to {Ans: check