Category Archives: RCM
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
Streamlined RCM and LRCM
There is not a huge difference between the various flavors of the process of RCM (for example SRCM, JA-1011, Turbo RCM, and many others). The differences are mostly in terminology and details rather than in the actual concepts. The SAE … Continue reading
LRCM and the Failure Finding Interval
Safety devices represent one of the most important issues requiring serious attention by maintenance personnel. As a rule, when they fail, they fail silently and invisibly, with potentially disastrous results. Hence, the question facing reliability engineers is “How often should … Continue reading
Posted in LRCM, RCM
Tagged Failure finding interval, Hidden consequences, Hidden function, Safety devices
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FMEA according to Wikipedia
FMEA stands for “Failure Modes and Effects Analysis”. It begins with a thorough functional analysis. FMEA is the core process of RCM. However, the FMEA article in Wikipedia is misleading. It uses outdated terminology that renders the subject of FMEA vague, … Continue reading
Criticality analysis in RCM
Criticality Analysis may be applied at two levels of the RCM process. First, it may be used to sort or classify a large number of equipment assets as to their priority for analysis. Secondly criticality analysis may be applied to … Continue reading