Wet Sopts or slow leakage out of sprinklers when system is off
The goal of an irrigation system is to evenly apply water in a
desired manner on a scheduled basis. Areas that are continuously
wet or excessively wet after or between watering cycles should
be addressed immediately. Several factors can result in "wet
spots," here are a few common causes: Leaking Zone Control
Valves: The individual valves in your system are essentially
like faucets, they turn the water on and off. Like a faucet,
they can leak. Leakage can be caused by something caught in the
mechanism which operates the valve or it can also be a sign the
valve is old and may need a replacement part installed. The most
visible symptom of a leaking valve is water continuously coming
out of a head long after the system has shut off. (Be careful,
this can also be a symptom of low head drainage, which is
described below.) SYSTEM ZONE CONTROL VALVES SHOULD ONLY BE
SERVICED BY A LICENSED IRRIGATION TECHNICIAN. Low-Head Drainage:
This problem is caused by