No ka hōʻoia ʻana i ka huahana, e ʻoluʻolu e hāʻawi i ke kumu hoʻohālike o ka pā hui escalator a i ʻole nā kiʻi o mua a me hope a me ke kaha kiʻi ʻana.
Mea hou, ikaika kiʻekiʻe, pale ʻana i ka corrosion, ʻālohilohi kiʻekiʻe