Preventive Maintenance includes actions to ensure optimal operating conditions of equipment and of the entire PV Plant and to prevent defects and failures. Those take place periodically and according to Anual Maintenance Plan and recommendations issued by the Original Equipment Manufacturers (OEMs).
Corrective Maintenance provides actions and/or techniques (immediate or deferred) taken to correct failures, breakdowns, malfunctions, anomalies or damages detected during inspections, or through monitoring, alarming, or reporting or any other source. The actions are desired to restore the PV system back into regular and required operation mode within obligated REACTION TIME.
Predictive Maintenance secures actions and/or techniques that are performed to help assess the condition of a PV system and its components, predict/forecast and recommend when maintenance actions should be performed.