Lifator yicyuma umugozi usiba Ingingo z'ingenzi zishushanya amashanyarazi muri lift no mucyumba cyimashini Igikoresho cyumutekano kizatangira mugihe lift iremereye Nibihe bisabwa kumuryango wa lift? Amavuta yo kuzamura hamwe nibisabwa kugirango amavuta asige Ibibazo byinshi bigomba kumvikana nabakoresha lift