{HEAD ~ A multi position sliding discharge valve} 12 is located near {TAIL ~ the outlet} of drain line 11, valve 12 having a throttle passage 13 through which flow is constrained by a throttle aperture, and a free passageway 14 through which flow is unconstrained 
is located near
{ HEAD ~ A multi position sliding discharge valve } 12 is located near { TAIL ~ the outlet } of drain line 11 , valve 12 having a throttle passage 13 through which flow is constrained by a throttle aperture , and a free passageway 14 through which flow is unconstrained
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL 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 OTH OTH OTH OTH