A municipal judge shall be removed only upon conviction of misconduct or malfeasance in office, or because of physical or mental disability rendering the judge incapable of performing the duties of the office. Any vacancy in the municipal court due to death, disability or resignation of the municipal court judge shall be filled by the mayor, for the remainder of the unexpired term. The appointment shall be subject to confirmation by the city council. The appointed judge shall be qualified to hold the position of judge of the municipal court as provided in this chapter and RCW 3.50. (Ord. 1259-86 § 16, 1986.)