Maintainability
There are three procedures that comprise this test sequence.
Accessibility of Components and Subsystems: The objective of this test is to check the general accessibility of components and subsystems. Items that are checked are ones that would typically require maintenance or repair during transit service. Read the full test procedure.
Servicing, Preventive Maintenance, and Repair Maintenance: The objective of this test is to collect data about the servicing, preventive maintenance, and repair of the vehicle. Read the full test procedure.
Replacement and/or Repair of Selected Subsystems: The objective of this test is to identify the time required to replace and/or repair selected parts or subsystems. Read the full test procedure.