I tried to restart my rainbird sprinkler system this spring but the system will not come on.I noticed the display on the controller was blank.So I replaced the 9 volt battery and the display flashed 12:00 as i expected it would.I tried to set the time but could not get the display to change.I pressed the manual start button and the pump relay would not engage.The system shows zone 1 on but the power to the pump is not kicking on. When the system starts I usually can hear the relay engage. After ...