The assistant city manager shall serve as manager pro tempore during any temporary absence or disability of the city manager. In the event there is no assistant city manager to so act, the city manager, by a letter filed with the city clerk, shall designate a qualified city administrative officer to exercise the powers and perform the duties of manager during his or her temporary absence or disability. The city council may appoint an acting or interim city manager. (Ord. 3 § 1 (part), 1991: prior code § 2.08.050)