How do you adjust eclipse gear drive sprinkler?

To adjust an Eclipse gear drive sprinkler, first, ensure the water supply is turned on. Then, modify the distance by turning the adjustment screw or lever on the sprinkler head to set the desired radius of coverage. For adjusting the spray pattern, rotate the pattern adjustment dial or set the arc limits if your model has them. Always test the adjustments by running the sprinkler and observing the coverage area.