This document discusses different types of maintenance strategies including planned maintenance like predictive, condition-based and preventive maintenance as well as unplanned maintenance such as corrective, emergency and breakdown maintenance. It also mentions improvement maintenance during shutdown windows.

1. Maintenance
Planned
Maintenance
Predictive Maintenance
Statistical
Condition-based
Preventive
Maintenance
Window
Running
Routine
Opportunity
Shutdown (Preventive)
Improvement
Maintenance
Engineering
Design out
Shut Down
(Improvement)
Corrective Maintenance
Deferred
Remedial
Shutdown Corrective
Unplanned
Maintenance (Reactive)
Emergency
Breakdown
Maintenance
Strategies