A slight sticking was noticed when the throttle was moved to the full open position. Further investigation revealed that the nut and cotter key were catching on the fuel servo hose and had almost cut completely through the firesleeve. Rerouting the fuel servo hose prevented the interference.
![[Credit: Wikimedia Commons]](https://www.kitplanes.com/wp-content/uploads/2026/07/4_rutan_a_longez.jpg_preview.jpg?w=218&h=150&crop=1 "Rutan Symposium Turns to the Coming Canard Maintenance Crisis")
![[Credit: Lisa Turner]](https://www.kitplanes.com/wp-content/uploads/2026/02/Fuel-Selector.jpg?w=218&h=150&crop=1 "Fuel Follies")
