When {HEAD ~ the amount} of {TAIL ~ gas} necessary to fill the bladder is confirmed by a sensor, the fill valve will close and a signal sent to the pressure pump on the hydraulic system to pump hydraulic fluid into the annulus between the bladder and steel cylinder 
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When { HEAD ~ the amount } of { TAIL ~ gas } necessary to fill the bladder is confirmed by a sensor , the fill valve will close and a signal sent to the pressure pump on the hydraulic system to pump hydraulic fluid into the annulus between the bladder and steel cylinder
OTH HEAD HEAD HEAD HEAD HEAD HEAD REL 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH