Shake, Rattle & Roll
To most pilots, the airplanes propeller is something routinely taken for granted. Oh sure, preflight may include running a hand over the blades in some pretended attempt to look for something. But many people dont have much of a clue as to what theyre looking for – maybe nicks or leading edge surface roughness from sand or water erosion.
Controllable-pitch props generally have some kind of flight time or calendar TBO, such as requiring an overhaul after 1,200 hours or five years, whichever comes first. Check the logbooks of most older airplanes, and you may find this to be the most commonly ignored manufacturer recommendation for Part 91 airplanes.
Some misguided owners, in an eff…