When I put on my park brake and put the motorhome in PARK, I sometimes can't get the hwh system to come on....no red light, no indicator of off-level side or corner. Then, I'm dead in the water, becau...
IF you have a FORD chassis, see if the FORD park Brake light is ON on the dash cluster. Ford Emergency Brake switches are notorious for malfunctioning on older chassis. The HWH system NEEDS to see the GROUND signal from the Brake switch. Doug