1. Ukurikije isuku yibidukikije, simbuza akayunguruzo ka ffu ya filteri ya ffu.Prefilter muri rusange ni amezi 1-6, kandi hepa muyunguruzi ni amezi 6-12 kandi ntishobora gusukurwa.
2. Koresha umukungugu wumukungugu kugirango upime isuku yahantu hasukuye hasukurwa niyi ffu rimwe mumezi abiri.Mugihe isuku yapimwe idahuye nisuku isabwa, ugomba kumenya impamvu ko niba haribisohoka, niba filteri ya hepa yananiwe, nibindi. Niba filteri ya hepa yananiwe, igomba gusimburwa na filteri nshya ya hepa.
3. Mugihe usimbuye hepa muyunguruzi na filteri yambere, hagarika ffu.
4. Mugihe usimbuye akayunguruzo ka hepa, hagomba kwitonderwa byumwihariko kugirango impapuro ziyungurura zidahwitse mugihe cyo gupakurura, gutunganya, gushiraho no gufata, kandi birabujijwe gukoraho impapuro zungurura intoki kugirango byangiritse.
5. Mbere yo gushiraho FFU, shyira akayunguruzo ka hepa ahantu heza, urebe niba filteri ya hepa yangiritse kubera ubwikorezi nizindi mpamvu.Niba impapuro zungurura zifite umwobo, ntishobora gukoreshwa.
6. Iyo usimbuye akayunguruzo ka hepa, agasanduku kagomba kuzamurwa mbere, hanyuma hagakuramo akayunguruzo ka hepa, hanyuma hagasimburwa akayunguruzo ka hepa.Menya ko ikirere cyerekana imyuka ya hepa muyunguruzi igomba kuba ijyanye nicyerekezo cyumuyaga cyigice cya ffu.Menya neza ko ikadiri ifunze hanyuma ushyire umupfundikizo inyuma.
Igihe cyo kohereza: Kanama-17-2023