Page 16 - RCM - A practical Guide_V1
P. 16
RCM - A Practical Guide
o A period where random failure is expected but the probability of failure remains low
and does not vary
• Wear out
o A period in which the probability of failure begins to increase rapidly with age
Figure 5 - Pattern B
Pattern C
This is often referred to as the fatigue curve and accounts for approximately 5% of all items.
It has one distinct phase:
• Gradually increasing probability of failure
o A period where the conditional probability of failure constantly but gradually
increases
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