They normally have to rise up to go over the rollers or fixed slides in the Rig floor depending on the type of slide you have and then drop into position (some noise) to bring the floor back to level. If this is different then normal then have a tech look at it.
Jake my sidekick (yellow Lab) 10/04 - 05/20
2017 RAM 2500 CC 4X4 Cummins Diesel
2016 Flagstaff 26 FKWS
AF&AM & El Korah Shrine of Idaho