Originally Posted by Alan JS
I understand what you mean by not allowing the jack strut to adjust as it descends. If there is too much friction it will put strain on the mechanism. I will place an inexpensive Camco pad on top of the rubber base so it can move about as it begins to bear load.
What do you mean about being "latched"?
On a 5er, once you latch the hitch, you need to raise the landing gear very slightly, set the trailer brakes and try to pull forward to make sure the hitch actually latched. This means the landing pads have to slide a little until the trailer brakes engage.