Montana Owners Club - Keystone Montana 5th Wheel Forum - View Single Post - Grey water backs up, won't drain till black drain open

patnsue · 11-12-2018, 05:25 PM

There's been a discussion going on with the same problem (or similar). You probably already know that there are two gray tank valves, only one is in the convenience center. No one told me about this when we got ours in late September.

11-12-2018, 05:25 PM	#5
patnsue New Member Join Date: Sep 2018 Location: St. Paul Posts: 9 M.O.C. #22684	There's been a discussion going on with the same problem (or similar). You probably already know that there are two gray tank valves, only one is in the convenience center. No one told me about this when we got ours in late September.