Ndi gawo lofunikira la accumulator, makamaka kupatula mafuta a hydraulic ndi nayitrogeni.Pamwamba pa Diaphragm imakhala ndi mawonekedwe a matte, mawonekedwe abwino kwambiri pa kutentha kwambiri, kukana misozi, kukana mafuta bwino, kukana mankhwala komanso kulimba.