1.Monga njira yotsatsira malonda a elevator ndi yosinthika kwambiri, ndipo imatha kuphatikizidwa ndi malonda a malonda malinga ndi momwe zinthu ziliri.2.Monga mankhwala apamwamba kwambiri, kutsatsa kwa elevator kumatha kukopa chidwi cha ogula ndi zithunzi zake zosinthika komanso mitundu yeniyeni.3.Kutsatsa kwa elevator yakutali kumatha kutsegulidwa ndi kuzimitsa patali panthawi yomwe mphamvuyo ili, ndipo makinawo amatha kuseweredwa mwachisawawa.Choyimira chakumbuyo chimatha kusinthira zomwe zikuseweredwa nthawi iliyonse kuti zizindikire mawonekedwe osayendetsedwa.