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Sunday, July 10th 2011, 8:25pm


Odd sprinkler problem

I have a small lawn with sprayheads. The system worked fine for a long time (2 1/2 yrs). Recently, the spray heads stopped popping up during the scheduled run time. I found a manual gate valve for the sprinklers, and shut it off during the scheduled run time. I waited about 1 minute, then opened it back up. I could hear the release in pressure as water ran down the system to the spray heads, and with that sudden rush of water, the spray heads popped up and operated perfectly normal. At this poin...