Nws yog ib qho tseem ceeb ntawm cov accumulator, feem ntau cais cov roj hydraulic thiab nitrogen.Qhov saum npoo ntawm Diaphragm muaj matte kev ntxhib los mos, zoo heev lub cev lub cev ntawm qhov kub thiab txias, siab kua muag tsis kam, zoo heev roj tsis kam, tshuaj tiv thaiv thiab kav ntev.