In maintenance records, what does Circle X represent?

The representation of Circle X in maintenance records signifies a fault that has been identified and requires immediate attention. This symbol acts as an urgent marker for maintenance personnel, indicating that there is a specific issue that could affect the functionality or safety of the equipment. By clearly marking these faults, the Circle X ensures that any critical problems are prioritized for repair, allowing units to maintain operational readiness and ensure safe driving conditions. Proper interpretation of maintenance records is vital to keeping vehicles reliable and preventing accidents or further damage from unresolved issues.