Check sprinkler filters and nozzles for clogs from debris or onerous water scale

https://connernjxm328.scriblorax.com/posts/winterizing-your-system-vital-sprinkler-maintenance-tips

Check sprinkler filters and nozzles for clogs from particles or hard water scale. Routine cleaning restores spray styles, improves efficiency, and forestalls misting that wastes water to evaporation.