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MEO CLASS 1 · ORAL QUESTION 23

Q15b- What do you mean by PF curve?

Answer

A- The PF (Potential Failure) curve represent the time interval b/w the first detectable sign of potential failure

(Point P) & the functional failure (Point F), emphasizing the window for preventive action.

- It graphs the condition or health of an asset over time

- Point P (Potential Failure)

• This marks the earliest point at which a failure can be detected by monitoring or inspect

• At this stage, the asset starts showing symptoms or deviants from normal operation, such as unusual

noise, vibrant, temp changes or perfrmce drop

- Point F (Functnl Failure)

• This is the point where the asset no longer meet its intended functn or performance standards.