Mitsempha yothamanga kwambiri yamitundu yambiri imagwiritsidwa ntchito kulumikiza zida ziwiri za hydraulic, zomwe nthawi zambiri zimagawikana: magawo ogwirira ntchito ndi owongolera omwe amagwiritsidwa ntchito poyang'anira zigawo zoyandikana ndi zovundikira zamakina.Amalola kutumiza zikhumbo zowongolera kutali pakati pa magawo owongolera ndi kupha.