the constituents of the IOCE for the RCM framework make up the other stages in
the product lifecycle. Using the context diagram and the product lifecycle (Fig 3 & Fig 2) as a guide, a SIPOC
(suppliers, inputs, process, outputs and customers) diagram [18] (see Fig 4) can be made for the RCM framework to
clearly understand the specific links of RCM framework for a wind turbine gearbox to other stages of the gearbox
lifecycle. Suppliers and customers define the cross-functional teams and individuals who are stakeholders in
providing the inputs and making use of the outputs respectively, from the RCM framework. For the purpose of this