Learn what to do when you discover RV leveling jacks not working on your rig. Nip those noisy, malfunctioning hydraulics in the bud! He shows you how to diagnose the problem, then introduces a few tips for finding a solution for your HWH leveling system.CHINOOK builds the only class C motorhomes with HWH, state-of-the-art CAN (Controlled Area Network) technology - until now, only available on high-end, class A motor coaches ● Computerized automatic self-leveling system with one-touch control -contemporary HWH 2000-series electronics...This constant level allows the suspension system to maintain the alignment geometry. The Level Control System is designed to operate in the event of static changes such as when passengers are entering or exiting the vehicle or quasi-static such as s when the fuel tank is emptying while driving.Aug 27, 2011 · ments of vehicles ranging from class “C” motorhomes to the large class “A” motorhome. If, after thoroughly reading this manual, you still have questions about the operation and maintenance of the Level Best system, please contact the Kwikee Service Dept. at 1-800-736-9961.