About: http://webisa.webdatacommons.org/444692681

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Sounds like there is not enough water pressure/flow to fully pop up the poppet and create a seal, thus leading me to think somewhere else in the line there is a break.
http://www.w3.org/ns/prov#wasQuotedFrom	sprinklertalk.com