Ndi chodyetsa cholondola, makina atsopano ophikira opangidwa ndi galasi amadyetsa mapepala okha komanso mosalekeza, kuonetsetsa kuti mapepala amitundu yosiyanasiyana akuyenda bwino. Kupatula apo, makinawa ali ndi chowunikira cha mapepala awiri. Ndi tebulo losungiramo zinthu, chipangizo chodyetsera mapepala chimatha kuwonjezera mapepala popanda kuyimitsa makinawo, zomwe zimatsimikizira kuti makinawo apangidwa mosalekeza.