The controller of the cities of the second class is hereby authorized to appoint a deputy controller, who, in case of death, resignation, sickness, absence or inability of such controller to act, shall have the same powers and shall perform the same duty as imposed by law upon the city controller.
In case the city controller shall not appoint a deputy controller, council of such city may elect a deputy controller to serve during such time or until such controller shall appoint a deputy as aforesaid. Each deputy appointed under the provisions of this act shall furnish such bond and receive such compensation as shall be fixed by council.
53 P.S. § 22635