Rain Bird Sprinkler Timer Isa 304 Manual May 2026

The ISA 304 is designed for indoor use and manages up to four watering zones.

serves as the "brain" of your irrigation system, managing up to four separate zones. Key features include: rain bird sprinkler timer isa 304 manual

  • Return dial to AUTO (or OFF if not ready to water).

    • Custom (C):

    Turn the dial to Pre-set Schedules , select "C," then turn to Custom Schedule – Days to set specific active days. 3. Set Watering Duration The ISA 304 is designed for indoor use

    1. Turn dial to SET START TIME.
    2. Locate the two gray (or silver) start time pins on the 24-hour dial.
    3. To set Start Time #1:

      The summer sun was relentless in Florida, and by mid-July, Arthur’s once-vibrant front lawn had turned into a crunchy, yellow memory. The culprit wasn't just the heat; it was the Rain Bird ISA 304 sprinkler timer Go to product viewer dialog for this item. Repeat with the second pin

      : Press this button to start a watering cycle immediately without affecting your saved program.

      Rain Bird ISA 304 is a 4-station indoor sprinkler timer featuring a large LCD display, a manual programming dial, and various preset watering schedules Initial Setup