Check sprinkler filters and nozzles for clogs from particles or complicated water scale

https://damientetu384.swiftnestly.com/posts/winterizing-your-system-crucial-sprinkler-upkeep-tips

Check sprinkler filters and nozzles for clogs from particles or demanding water scale. Routine cleansing restores spray patterns, improves efficiency, and prevents misting that wastes water to evaporation.