Hello. I am turning on my Rainbird sprinkler system for the first time this year. Zone 1 turns on when I open the water valve to the system. My problem is I cannot get the sprinkler system to turn off without shutting the water off to the valve. I can change zones using the controller but Zone 1 always remains on, i.e. I can get the water to turn on for Zone 2 but, when this happens, Zone 1 turns off briefly and turns back on along with Zone 2. This happens for Zone 3 also --only have 3 zones. W...