3dhunt-
Thanks for the tip! It will help another frustrated iRV2 member.
I rebuilt the piping in my 2008 Admiral, eliminating the cables. This has made dumping the tanks a lot less exciting.
You may want to add a "signature" to your profile. It contains whatever info you want; most people put info about their coach there, so they don't have to type it into each message. Instructions for adding a signature are
here.