If the ohms tumble beneath the required volume, the change (solenoid) that operates the Regulate valve for that zone is faulty and needs to be replaced. The defective solenoid will probably be connected to the exact same shade wire as the zone wire within the controller. Hearth Sprinklers as Fireplace https://sprinklersystems97654.widblog.com/67409490/little-known-facts-about-sprinkler-systems