When pressurized water flow 12 through {TAIL ~ the water flow sensing unit} or {HEAD ~ sensing station} 18 ceases, that is, flow from the inlet port 142 to the flow discharge port 144 ends, the timing reed switch SW1 is turned OFF 
When pressurized water flow 12 through { TAIL ~ the water flow sensing unit } or { HEAD ~ sensing station } 18 ceases , that is , flow from the inlet port 142 to the flow discharge port 144 ends , the timing reed switch SW1 is turned OFF
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH