NASA ASRS CALLBACK Issue 520 - The Merits of Maintenance Training
https://asrs.arc.nasa.gov/publications/callback/cb_520.html
https://asrs.arc.nasa.gov/publications/callback.html

"Many aircraft today are labyrinths of connectivity. Aircraft systems are complex, and a failure in any one system may elicit complicated results across multiple dependent systems. Maintenance manuals and procedures are detailed by necessity, and yet, may occasionally lack clarity. From nose to tail and wingtip to wingtip, AMTs are charged with the solemn responsibility of ensuring that aircraft are airworthy. For the AMT, every day presents on-the-job training opportunities, adds experience to the toolkit, and hones the maintainer toward razor-sharp acumen.

This issue of CALLBACK showcases reported incidents that may have been prevented had specific maintenance training been implemented or improved. Notice the far-reaching effects and potential impact of errors and missteps, and discover the reporter-suggested, or implied, maintenance training solutions intended to mitigate specific risks."