If you need a maintenance control plan for your elevators, which by the way is a code requirement, and are unsure what one entails, please check out the great tutorials that were created by Brad Welsh at www.elevatormcp.com. Many are confused about what these entail and the tutorials in the link below help with answering many questions.
If you're still confused after watching the videos in the link below, send Brad an e-mail at info@elevatormcp.com.