The valve seats in the control valve may dry out and dribble when
turned
on as well some oxidation may occur. As well if the controller is
directly
controlling a pump. I wouldn't recommend it.

Control valves don't last forever so replace if neccessary not working
or low volume.





AndyS wrote:
Family Guy wrote:
We recently purchased a house with an irrigation system. I have a
question. Is it okay to turn off the the water (at the main valve)
after each use? Will it do any harm?