Two best sites for maintenance and predictive maintenance information at no cost.
Reliabilityweb.com… provides resources and solutions for maintenance & reliability professionals from around the world. It includes links to many valuable maintenance resources...
http://www.reliabilityweb.com/ or http://www.rcm-1.com/ forum...http://maintenanceforums.com/eve/forums
The Plant Maintenance Resource Center… is the premier web resource for industrial Maintenance professionals. It includes links to many maintenance valuable resources.
Other maintenace sites that are helpful…
Maintenance world is a resource for maintenance management and reliability information.
NetexpressUSA Inc. home of the Reliabilityweb.com Network of Maintenance and Reliability web sites
Handbooks in physics,thermodynamics, math, instrumentation and etc
Online Approved DOE Technical Standards http://energy.gov
Click on "Offices" go to Office of Health, Safety and Security (HSS) is the Department of Energy’s (DOE)
Go to "Information Center" and Click on "DOE Technical Standards Program"
Click on "Approved standards"