First thing I would recommend you do is to set the "Zero Point" for level. Instructions are in your manual or you can Google them up. Once you have this set, let us know how things work.
Mike, RVIA & RVSA Certified Master RV Technician
Amy, Dr. Assistant - Roxie & Mei Ling, four legs each
2000 Gulf Stream Scenic Cruiser 450 hp & 1330# torque
06 Saturn Vue, 06 Chevy Z71 4x4 & 2014 Corvette Z51 M7