FAQs Is Terra Nova Design licensed and insured? Will I need to do anything to prepare for my installation? If I’m having work done to my property when should the installation of my irrigation system be scheduled? If I have a well, can I have an irrigation system installed? What is the typical time frame of install? Will I see any damage to my lawn during installation? After my system is up and running is there anything I need to do? How do I program my Hunter controller? How do I program Odd or Even Day watering on my Pro-C, ICC, I-Core or ACC controller? Why does my controller display show NO or NO AC? Why do my sprinklers finish watering and then start again? My controller shows the zones working, but there is no water coming out of the sprinklers. My system is coming on at the wrong time? Why won’t my controller turn on a station or program? Where is my main shut- off valve for the system? I have a leak in a line or a broken sprinkler head in just one zone. Can I still use the system? What if the water keeps running (leak in the main line or zone is stuck on)? Where is my backflow (RPZ,PVB) located? What if my backflow is leaking?