Ho hlahisa valve ea rona ea FLUID-SYSTEM flushing, tharollo ea ho qetela ea ho boloka mocheso o nepahetseng le boleng ba mokelikeli oa potoloho ea hau ea hydraulic. E boetse e tsejoa e le valve ea phapanyetsano, sesebelisoa sena sa bohlokoa se etselitsoe ho ntša mali a chesang ho ea sebakeng se phodileng ho phetiso ea hydrostatic, ho netefatsa hore mocheso o lula o laoloa, le boleng ba mokelikeli bo bolokiloe.