Drive Systems
Getting dirt into a bearing is the worst mistake to make when doing this.
What is lubricating/greasing?
A solenoid is essentially an electro magnet with a ferrous moving armature and a ______?
What is a coil?
When a shaft or bore is out of round.
What is runout?
Even though Preventive Maintenance (PM) is important, this type of maintenance helps to identify component failure before a major breakdown.
What is Predictive Maintenance (PdM)?
Excessive temperature produces an oil that smells ________.
What is burnt or pungent?
These are used to protect machine when something physically jams or binds in the machinery.
What is a clutch/overload clutch?
The generic name for the part of a circuit that gives the operator control.
What is input/input device?
To assure proper alignment of motors with mating equipment, the first step is to do what?
What is check shaft runout?
Having zero breakdowns and defect is the goal of what?
What is Total Productive Maintenance (TPM)?
These devices measure viscosity of liquids and are 95-99% accurate.
What is a viscometer?
It is used to measure sheave wear by comparing it the groove angle of the sheave.
What is a sheave gauge?
Circuit testers determine if what type of electricity is present.
What is AC/alternating current?
Shafts are positively coupled with gears, sprockets, cams, and pulleys using these.
What are keys/keyways?
This type activity would be classified as an unplanned downtime for a machine.
What is reactive/reactive maintenance?
This weld test is designed to show cracks in the surface of ferrous metal.
What is Magnaflux?
An example of a bearing problems when this is found suspended in the oil during analysis.
What are metal products?
This functions as a voltmeter, ohmmeter, ammeter, and continuity tester.
What is a multi-tester?
Machine closures usually have interlocks that prevent entry during machine operation.
What is a limit switch/interlock/photocell?
Recurring events can be anlayzed to troubleshoot problems if ________ are well kept.
What are records/maintenance records?
Paint and other chemicals are typically sealed and stored here.
What is a cabinet/metal cabinet?
In a chain drive system, mid span movement is essentially double the ______.
What is sag/chain sag?
Two normally open switches wired in parallel is this type of logic.
What is OR?
The best way to ensure that you don't need a lot of shims is to make sure all components are _________.
What is level?
A companies mission statement is affected if an audit reveals there are a large number of PM _____ uncompleted.
What are work orders?
Lack of lubrication can eventually lead to bearings heating to the point of welding together also known as this.
What is siezing?