We are here for you Call Now: (877)727-8772 Chat Now View All Product Information & Support Most Rain Bird residential irrigation valves work without any issues for years, but occasionally they stop opening even though the irrigation controller is still running. So what do you do when your Rain Bird sprinkler system doesnt turn on? PDF G4 Solenoid Most home improvement stores carry Rain Bird sprinkler system parts, such as Home Depot. The issue may be that your water pressure is too low. There are two main types of zone valves to be aware of; Anti-siphon valves and in-line valves. This practice is also known as \" Ohming Out\" a solenoid. pE(/frq f$7f)aNia)F'q47$.k;em!~0