Don't fret too much about that fella, be safe in the knowledge that you've jsut bought the finest shooter money can buy. Once it's dialled in that thing will have a smile on your face all day long.
The LPR just needs setting properly.
Being honest, you shouldn't have fiddled with the LPR setting when it's straight out the box ! They're set up to mow as standard. Once it's bedded in, you can then start tweaking settings if you want, to get the best efficiency and softness on paint.
Take it to the DYE stand on the Saturday morning when you get there and Ash will get her set back right and ripping for you.