1) Mark the spot where the sprayer is parked when filling the tank with water. Know the total volume of the tank and the effective boom width. 2) Spray a measured distance on a paved surface, driving at the tractor speed you will use in the field. Note the spray tank pressure. 3) Return to the same spot where the tank was originally filled up and measure the amount required to fill the tank back to the original level. 4) Spray the measured paved surface again and repeat one more time, if necessary. Example: A spray rig boom is ten […]