At 06:14 PM 4/24/2007, Kurt Andress wrote: >Pinning the mast to the clamp doesn't void the warranty, because the >prop pitch gear train (at least like I build them) can't be broken. I assume that's mostly because the gear train is a back-drivable spur or planetary set as opposed to a worm/pinion? If you overload it, it just turns the motor? Jim, W6RMK