Advance to , repeating the process for each active area.
Replace the 9V battery every spring to prevent schedule loss during summer storms. rain bird sprinkler timer isa 304 manual
Like any electronic device, the Rain Bird ISA 304 may require occasional troubleshooting and maintenance. Here are some common issues and solutions: Advance to , repeating the process for each active area
The ISA 304 can display stations up to “8” because it shares the same LCD design as the 8‑station ISA 408 model. If you see a “7” show up during manual operation, it typically means the timer has been from an unused station. This is not a defect. To avoid confusion, you can “jumper” unused stations to the nearest active station (e.g., connect terminal 4 to terminals 5, 6, 7, 8). Here are some common issues and solutions: The
The timer will automatically return to mode once the manual cycle finishes, or you may need to manually slide the switch back depending on the exact housing revision. System Shutdown (Rain Delay / Winterization)