I recently purchased a house that's about 7 years old with 14 zones controlled by a Rain Bird controller. A couple weeks ago we got a lot of rain and 2 of the zones that are located away from the other 12 zones stopped turning on. I could turn them on manually by turning the solenoid, but they wouldn't turn on by the bleeder. I realized that the wire connectors were buried in the mud for the 2 valves (they had waterproof connectors), so I assumed something got shorted. Assuming it was electrical...