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Following the correct Rain Bird 1800 Adjustment Instructions helps ensure even coverage and prevents water from spraying onto unwanted areas. Start by identifying the sprinkler’s fixed left edge, then adjust the nozzle dial to set the desired spray pattern. For distance, Rain Bird recommends turning the adjustment screw clockwise to reduce the spray range by up to 25%. After making small adjustments, run the sprinkler and check its coverage to fine-tune the pattern. Always refer to Rain Bird’s official support guides for your specific 1800 Series model.
