What does propeller blade tracking determine?

Propeller blade tracking is a critical procedure that measures the positions of the tips of the propeller blades relative to each other during rotation. This process helps ensure that the blades are in proper alignment, which is essential for efficient operation and optimal performance. Any discrepancies in tracking can lead to vibrations, excessive wear on engine components, and a decrease in performance and safety.

When tracking the blades, technicians look for any differences in the height of the blade tips as they rotate around the hub. Ideally, all blade tips should be at the same height. If there are variations, adjustments can be made to the pitch or length of the blades to correct the tracking. Therefore, understanding and monitoring blade tracking is vital for maintaining the overall functionality and longevity of the propeller and engine system.