Blast all media and water out of machine.
Remove fill cap.
Turn on air coolers and dryers.
Open air inlet valve halfway and let air circulate through machine for 5-7 min or until completely dry.
Put fill cap back on machine and pressurize tank.
Run air through the machine just like you were blasting for 2-3 min.
Shine light in machine to be sure all moisture is gone from the bottom.
If no moisture, fill with 1 bag of dry abrasive. Be sure there are no issues, and then fill the remainder of the way.