Adjust the run time (1 minute to 2 hours). Repeat for all four stations. Rain Bird ISA 300 / 400 Series Sprinkler Timer Manual
button to select the day, hour, or minutes (indicated by flashing), and use the arrows to adjust them. Return the dial to Select a Watering Schedule : Turn the dial to Pre-set Schedules rain bird sprinkler timer isa 304 manual
After reading the standard manual, use these pro techniques to supercharge your ISA 304: Adjust the run time (1 minute to 2 hours)