Originally Posted by
PiperCameron
The issue I see in the Chippie though is if a non-return valve fails and you roll/bank the aircraft, you risk losing a tank-full overboard. With no "Both", this can't happen in a PA28.
If you fly in balance why would any fuel go overboard? Cessna fuel systems don’t have a non return valve and I’ve yet to lose fuel overboard even with prolonged circling on photographic flights.