I haven't tried it, heck I haven't even tried out my PBC yet, just got it last week.
I would think your assumptions are correct tho. That being said, I know there have been a couple other posts from those who have used alternative fuels from the KBB in their PBC's with good results.
Probably a few practice cooks to get time and temps where you lik'em and your good to go.
Weber Performer with rotisserie ring, 22.5OTS, Maverick 732, Weber Smokey Joe,PBC Smokenator/Hoovergrill, variety of microbrews, Gin and tonic, variety of lighters.