You want to schedule a performance-based maintenance plan.

To schedule a performance-based maintenance plan, you need to specify the start counter reading and the estimated annual performance of the equipment or functional location. The start counter reading is the initial value of the counter assigned to the maintenance plan. The estimated annual performance is the expected value of the counter for one year. These parameters are used to calculate the maintenance cycle and the due date for the maintenance plan. The scheduling period and the counter overflow reading are optional