Don't be too quick to ASK for maintenance items. If yours is a typical RV, you won't have to ask, IT will come to you! Your world has now been consumed by a wonderful, but all empowering invader .... your camper!
But, if you want the fun to start early:
click here. This is a nice starter list.
Here's a short list. Click here.
And you can always down-load the Keystone Owners manual
Click here and go to the Maintenance Requirements near the end of the document.
Good luck. Your world is now changed forever!