How to Adjust an Impact Sprinkler

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Flow adjustment method #1: Adjust the water source


To adjust the flow, simply increase or decrease the water flow at the faucet source.

Flow adjustment method #2: Adjust the diffuser pin


The diffuser pin can be adjusted to provide either a more solid water spray for further distance or a fuller fanned pattern for shorter distance.

Flow adjustment method #3: Adjust the deflector shield


The deflector shield can be lowered to provide a lower stream, or lifted, to provide a higher stream and greater distance.

Pattern adjustment method: Trip pin and collars


The collars can be set by pinching and moving into place to provide the desired pattern radius. Or, the trip pin can be lifted to provide a full circle of coverage.