The answers to the most common questions
Note: Use Teflon tape on all threaded connections.
Bull currently does not cut any holes for drainage, but when your plumber hooks up the gas to the burner you have to drill a hole into the cement board in order to get to the burner. So that provides an out for water.
Needs some cleaning! Take the burners out, remove the cotter pins that are behind and beneath the BBQ and shake them or air gun them and get all the dirt out of the burners. Keep in mind that if your burners are bowed it is time for new ones.
If your grill is brand new out the box and your running L.P gas, then you might have a N.G Unit