15 Questions
What is the purpose of Preventative Maintenance (PM) systems?
To provide early detection of equipment problems
In larger plants, why does identifying maintenance requirements become more complex?
Due to the presence of many components
Which work groups are typically involved in distributing preventative maintenance tasks?
Operations, Mechanical Maintenance, Electrical Maintenance, and Instrumentation
What is one goal of a Preventative Maintenance (PM) system?
To protect against unplanned shutdowns
What type of data is used in PM systems to provide early detection of equipment problems?
Equipment readings data
What are the checks required for a pump?
Discharge pressure, flow, oil level, oil temperature, noise, and vibration
When does the incoming equipment become the in-service equipment?
When all operating parameters match that of the in-service equipment
What are duty swaps commonly performed on?
Boilers, boiler feed pumps, fuel oil pumps, condensate transfer pumps
What do safety valves require particular attention because of?
They are critical safety items
What are the methods commonly used for keeping maintenance records?
Paper system or electronic filing system
What is the purpose of standby equipment operation as part of a preventative maintenance program?
To ensure the standby equipment is in a reliable, ready state
Which characteristic of lubricating oil may differ and must be confirmed before adding oil to a specific piece of equipment?
Viscosity and viscosity index
Why must water entrained in compressed air be removed from air station piping?
To prevent damage to pneumatic instruments and control valves
What is required by the NFPA 110 Standard for Emergency and Standby Power Systems regarding the inspection and testing of emergency generators?
Weekly inspection and monthly load test
Why should standby feedwater pumps be operated regularly regardless of the type of prime mover?
To distribute wear and demonstrate equipment reliability
Explore the complexities of managing maintenance for plants of varying sizes, and the importance of preventative maintenance (PM) systems in larger plants. Learn about predicting equipment problems and scheduling regular maintenance to prevent service interruptions.
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