According to another aspect, there is provided a method includes {HEAD ~ steps} of sensing water, firing {TAIL ~ an actuator}, rotating a cam member and linearly moving a releasing slide 
of firing
According to another aspect , there is provided a method includes { HEAD ~ steps } of sensing water , firing { TAIL ~ an actuator } , rotating a cam member and linearly moving a releasing slide
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH