Note: Pay close attention to AM and PM markings on the dial to ensure your system does not water in the middle of the day by mistake. Step 3.3: Set the Watering Start Times

Like many electronic devices, the ISA series has been discontinued, but it remains a popular choice due to its simplicity and durability. If you have one, or are thinking of getting one, this guide will act as your go-to resource.

Press the station button to activate or deactivate specific days. C. Setting Watering Start Times Turn the dial to . Use +/- to set the time you want the sprinklers to start.

The controller will sequentially run through every programmed zone for its set duration, allowing you to walk the yard and inspect the spray patterns. 🛠️ Troubleshooting Common Issues

: Supports up to three watering start times per program each day.

: Adjust individual station durations (from 1 minute to 2 hours ) and specific watering days using the "Custom Schedule" dial positions.

For further help, contact Rain Bird’s support team at 1-800-RAIN-BIRD, but have your manual handy—they will reference specific diagrams from the ISA 304 guide.