Originally Posted by Ducati Mechanic
No that's not normal. It's a sign that the potentiometers is Damaged or worn out. When They start doing that it's a good indication that it's time to replace Or repair it before something bad happens.
Sigh, it practically new and I haven't been rough on it. I bet I know what it's from; when I came home the other day I found it with the elevator completely deflected jammed into a chair after the house cleaner was here.
I looked it over for physical damage but didn't think about it damaging the servo. I need to get my planes off the ground!