During setting up, set sprinkler heads stage with the soil surface, align arcs faraway from hardscape

https://beauvqzp437.wordcanopy.com/posts/winterizing-your-system-vital-sprinkler-maintenance-tips

During set up, set sprinkler heads stage with the soil floor, align arcs far from hardscape, and flush traces sooner than attaching nozzles to avoid trapped particles cutting efficiency.