He aha te mahi o te tank wai motuka?
Tank Tank Tank, e mohiotia ana hoki ko te Radiator, ko te waahanga nui o te punaha whakamahana motuka; Ko te tank wai he waahanga nui o te miihini wai-kiko, hei waahanga nui o te miihini miihini-matao, ka uru ki te wera o te poraka cylinder.
Na te mea ko te kaha wera o te wai he nui, ka piki te pāmahana i te wera o te miihini, na te whakamahinga o te wai ka taea te hopu i te wera o te miihini.