An appointing authority shall afford a member of a county board of developmental disabilities an opportunity for a hearing on the member’s proposed removal in accordance with procedures the appointing authority shall establish, unless the appointing authority requested that the director of developmental disabilities waive the mandatory removal under section 5126.0214 of the Revised Code and the director refused to issue the waiver. The appointing authority shall hold the hearing if the member requests the hearing not later than thirty days after the date that the county board sends the member the notice required by section 5126.0215 of the Revised Code.