904.301  Appointment of superintendents.
  The director shall appoint, subject to the approval of the board, the superintendents of the institutions provided for in section 904.102.
  The superintendent has the immediate custody and control, subject to the orders and policies of the director, of all property used in connection with the institution except as otherwise provided by statute. The tenure of office of a superintendent shall be at the pleasure of the appointing authority but a superintendent may be removed for inability or refusal to properly perform the duties of the office. Removal shall occur only after an opportunity is given the person to be heard before the board and the director and upon preferred written charges. The removal when made is final.
83 Acts, ch 96, §16, 159
CS83, §217A.21
85 Acts, ch 21, §54
CS85, §246.301
C93, §904.301