Rotate the water valve that the sprayer's hose is connected to counterclockwise. Continue to rotate the valve until resistance is felt.
Point the wand at the end of the sprayer tube towards the ground to empty it of water.
Grip the end of the sprayer tube with one hand. Grip the wand at the end of the tube with the other hand. Unscrew the wand from the tube. Pull the wand off the tube with a twisting motion. Place the wand on the ground horizontally.
Screw the spray management valve onto the end of the tube. Hold the boom accessory in your left hand with the nozzle facing to the left. Grip the end of the tube in your right hand.
Screw the boom accessory's end, opposite the nozzle, on the end of the tube. Turn the water valve three or four turns clockwise.