Machubu osakanikirana ndi moto omwe amatha kutentha amaperekedwa ndi ntchito yochepetsera kutentha, kusinthasintha, kukana moto, kuteteza ndi kuteteza dzimbiri ndi zina zotero.Izi zimagwiritsidwa ntchito kwambiri polumikiza, kulemba chizindikiro ndi kumanga waya ndikuteteza machubu achitsulo, mipiringidzo ndi dzimbiri la antnna fram ndi corroding.· Mitundu yokhazikika: Yakuda, Yofiira, Yobiriwira, Yachikasu, Yabuluu, Yoyera, Yoyera· Mitundu yapadera imapezeka popempha
