Hello,   OK. I see. I have experience myself with pumps and fans.   SAS has a product called: SAS® ASSET PERFORMANCE ANALYTICS The concerned web-page can give you additional information and reading material.  https://www.sas.com/en_be/software/asset-performance-analytics.html The above is the SAS-site with Belgian flag (en_be) but other worldwide sites have the same page available I guess. You can also request a demo there if you want.   Here are some SAS-blogs about: "PREDICTIVE MAINTENANCE": https://blogs.sas.com/content/?s=predictive+maintenance One of the blogs is about oil companies.   You can also screen the SAS-documentation, the SAS conference proceedings and this SAS-communities site. You will find numerous papers on the topic of predictive maintenance.   You need a data scientist with great knowledge of survival analysis (on censored data).   Good luck, Koen ... View more