MSSC Maintenance Awareness Practice Test

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MSSC Maintenance Awareness Practice Test A burn or pungent odor of oil indicates - ✔✔excessive temperature A Chain should be replaced when its length becomes ______longer than the original leng ... th. - ✔✔3 percent A common sign of a misaligned coupling is _____________. - ✔✔excessive vibration A multimeter is a multipurpose devise that can measure - ✔✔voltage, current, and resistance A power diagram is used in addition to a ladder diagram to determine_________. - ✔✔All of these (How the input functions on the machine, The sequence of operations, How the output functions on the machine) A power tool has the ground prong broken off of the plug on the power cord. What should be done? - ✔✔Remove the power tool from service A shaft coupling may be out of round if dial indicator shows _____________. - ✔✔any movement A sight glass in a reservoir usually indicates the ______ of fluid. - ✔✔level A tool should be sharpened - ✔✔When an unacceptable surface finish is present A viscos meter is a device used for measuring the viscosity of an oil and is generally _______ accurate. - ✔✔95%-99% A well designed workstation places tools and equipment where they can be - ✔✔available with minimum stress A workstation should be designed to minimize motions that can - ✔✔cause repetitive/ stress injuries All documentation of preventive maintenance should be kept - ✔✔in a designated, safe and secure location An electrical diagram that arranges wires of a circuit into order rows is called a(n) _____________. - ✔✔ladder diagram An employee come to work on a rainy day and finds water dripping on tools in their workstation. What should the employee do first? - ✔✔report the situation to the supervisor Because dial indicators are fairly delicate, they should _________ during adjustment of the motor position. - ✔✔be removed Before adjusting motor position during a shaft alignment always make sure to remove the _____________. - ✔✔dial indicator Both analog and digital voltmeters measure - ✔✔Potential difference Circuit testers determine if ______ electricity is present. - ✔✔AC Daily maintenance involves daily records because - ✔✔Recurring events can be analyzed to troubleshoot problems Records indicate how long a machine will run without lubrication Devises called ____________ often serve as the brains of the automated machine. - ✔✔relays Documentation that should be kept regarding a specific piece of equipment includes - ✔✔maintenance log Feeler gauge, rulers, height gauges and dial indicators are commonly used for which task? - ✔✔alignment of industrial machines For purposes of an oil analysis, one important category of information will be the - ✔✔Oil viscosity Gas cylinders need to be chained securely to keep them - ✔✔from falling or tipping over Heavy axial loads are better handled by ________? - ✔✔angular contact bearings High temperature can _____________ of a bearing. - ✔✔limit life Housekeeping inspections and audits should include - ✔✔Unbiased auditors or inspectors How is a cam likely to be mounted on a shaft? - ✔✔welded How many extension cords are permitted to run across the floor of a workstation? - ✔✔0 If a company does follow-up work after a PM that is considered ________maintenance. - ✔✔reactive If a machine is expected to have downtime for several shifts, the appropriate communication between shifts for Lockout/Tagout procedures is - ✔✔verify energy state on machine, then change locks If a motor starts blowing fuses or tripping thermals, the most likely cause is - ✔✔An overload motor 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. - ✔✔replace the circuit breaker If suspended metal products were found in oil analysis, it would indicate - ✔✔Bearing problems In a PM audit, the _____ would likely be negatively impacted if there were a large number of uncompleted PM work orders. - ✔✔critical path It is important to have a/an ____________ to complete the PM work on a machine - ✔✔completion date Leveling all machine components prior t [Show More]

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