Winterizing a sprinkler includes shutting off the furnish, draining strains
https://drive.google.com/drive/folders/1V1BvsDhSmPP4BWFuGpjyjlJFjgvXXJXu?usp=sharing
Winterizing a sprinkler entails shutting off the delivery, draining traces, and blowing out remaining water with compressed air to stop frozen pipes, cracked valves, and steeply-priced spring maintenance.