My 2007 Rockwood Roo had a 30 amp fuse specifically for the slideout. It was located underneath, along the frame and adjacent to the slideout.
Dan-Retired California Firefighter/EMT
and Zoe the Wonder Dog(R.I.P.)
2016 PrimeTime TracerAIR 255, pushing a 2014 Ford F150 SCREW XTR 4x4 3.5 Ecoboost w/Max Tow Package