Uma uvula umnyango wehholo le-lifti, qiniseka ukuthi ubheka ngokucophelela indawo ye-lifti ukuze ubone ukuthi ingaphakathi kwebanga eliphephile yini ukuvimbela ingozi.
Akuvunyelwe ngokuphelele ukuvula umnyango wehholo le-lifti ngenkathi i-lifti isebenza. Ngaphezu kokuthi ayiphephile, ingabangela nomonakalo othile kwi-lifti.
Ngemva kokuvala umnyango, kufanele uqinisekise ukuthi umnyango ukhiyiwe. Eminye iminyango ibilokhu ikhiyiwe isikhathi eside futhi ikhono layo lokusetha kabusha libuthakathaka, ngakho-ke idinga ukusethwa kabusha ngesandla.