Author Archives: Murray Wiseman
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RCM vs RA
Is RCM a form of Reliability Analysis (RA)? RA is the counting of failure and suspension events in order to understand the behavior pattern of a component or failure mode. RCM practitioners sometimes refer to the Reliability Centered Maintenance (RCM) … Continue reading
Purpose of RA
The purpose of reliability analysis (RA) is to build, assess the performance of, and continually improve maintenance policies. By a “maintenance policy” we mean a rule or process to be used for decision support. Why do we need policies? We … Continue reading
TBM or CBM?
In a fleet of over one hundred units there are four spare engines. Should an age based overhaul policy be used? Scheduling overhaul based on age seems appropriate due to the need to level the load in the engine rebuild … Continue reading