Amatenga malo amodzi kapena ochulukirapo owirikiza anayi ndi osavuta kugwiritsa ntchito HMI.Kutalika koopsa kumawonjezera mpunga.Kukakamizidwa kopitilira muyeso ndikuthamanga kumatha kusiyanasiyana kutulutsa utoto wa zovuta zosiyanasiyana.Kuumba kokhazikika kumafika pachimake pabwino kwambiri hydraul.