Planned maintenance can be classified in several ways, but it mostly falls into four categories: Corrective maintenance Planned repairs are carried out in two ways. The first is the maintenance of devices and systems after a failure, also known as run-to-failure maintenance. Corrective maintenance occurs when regular maintenance or inspection identifies specific problems you must address. A specialist for AC tune-up in Noblesville can guide you. Preventive maintenance  Preventive maintenance can use three approaches: Time-based Usage-based Condition-based Risk-based maintenance At this stage, the risk of occurring events, whether minor repairs or catastrophic failures, should be identified and analyzed to establish maintenance priorities. Predictive maintenance  The growth of the Internet of Things (IoT) technology has added an extra dimension to maintenance since it enables staff to analyze remotely. Data collected by IoT devices enables facility managers and maintenance personnel to detect problems earlier and resolve them more efficiently.