5, Gufungura isi ya Nozzle, witegereze ibice byimbere, Muri rusange, ibice bifite amatariki code . Niba itariki ya buri kintu gitandukanye cyane, cyerekana ko imashini yakoreshejwe mugihe runaka, ibikoresho birasimburwa .
6, Kugenzura niba kodegisi ku kibaho cya UV ihuza na kodegisi ku mutwe, code yimashini nshya nimwe .
