{HEAD ~ The method} 12, comprising, when the closure member is open, releasing {TAIL ~ a pressure fluid} through the vent valve from a conduit extending between the trip control valve to the actuator diaphragm 
comprising releasing
{ HEAD ~ The method } 12 , comprising , when the closure member is open , releasing { TAIL ~ a pressure fluid } through the vent valve from a conduit extending between the trip control valve to the actuator diaphragm
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH