Power Transmission Engineering Magazine
www.powertransmission.com/articles/1175-troubleshooting-use-all-of-your-senses

Troubleshooting: Use ALL of Your Senses

April 1, 2019
Troubleshooting infrequent intermittent problems can be one of the most frustrating engineering areas. It is also a great opportunity to use system knowledge and all of your senses and sleuthing abilities.