Sprinkler Drain Cap Leaking
Sprinkler Drain Cap Leaking . You should also inspect the sprinkler head itself to see if any debris are lodged in it or if its threads (located at the bottom of the housing) are damaged. The most common reason is called “low head drainage”. Backflow Preventer Repair or Replacement Doctor Sprinkler of Raleigh from www.doctor-sprinkler.com If you have used the main water supply valve, proceed slowly. Cap the sprinklers if the towels in the valve box are dry. Remove the rags that were stuffed to drain out the water.