Makina ochapira amchenga amagawidwa m'mitundu iwiri: Makina amchere amchere osamba komanso Makina ang'onoawiri ophikira , omwe amagwiritsidwa ntchito kutsuka, kuchotsera, kuchotsera kokhazikika mu msewu waukulu, zomangamanga ndi mafakitale abwino komanso opindika.
1.Mupangiri wosavuta ndipo opalesholi ndiwokhazikika.
2. Ndioyenera malo osiyanasiyana ogwirira ntchito.
3. Poyerekeza ndi makina ochapira amchere osamba, makina othamanga ang'onoawiri ali ndi mawonekedwe okwanira komanso otulutsa.
4.