In this case, when {HEAD ~ the replenisher case} is inverted and mounted on {TAIL ~ the replenisher tank}, the nozzle swings to prevent breakage of the flexible tube 
In this case , when { HEAD ~ the replenisher case } is inverted and mounted on { TAIL ~ the replenisher tank } , the nozzle swings to prevent breakage of the flexible tube
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH