I bought a second hose and "Y" coupling to use, but where I am currently stationed and camped, the park has multiple sewer connections for each space to accommodate all the variances of different RV's. I just ran a second hose to another drain. Problem solved for now.
2012 Ram 3500 DRW Crew Cab, 6.7 HO Cummins
2014 Columbus M-340RK
'69 Chevy C-10, 396BB