Push down on the pump handle and turn it counterclockwise until the handle locks into position. Perform the task outdoors in a well-ventilated area, and wear gloves and safety goggles for the task.
Keep turning the pump handle in a counterclockwise direction until the lid becomes completely unscrewed. Remove the pump from the bottle.
Refill the bottle with the product designated on the Pump 'N Go spray label. Replace the pump and screw it back into place by turning it in a clockwise direction until it becomes secure.