Be it further enacted, That neither the council nor any of its members shall direct or request the appointment of any person to, or his removal from, office by the city manager or by any of his subordinates, or in any manner take part in the appointment or removal of officers and employes in the administrative service of the city. A recommendation shall not constitute a violation of this section. Except for the purpose of inquiry, the council and its members shall deal with the administrative service solely through the city manager and neither the council nor any member thereof shall give orders to any subordinates of the city manager, either publicly or privately. Any councilman violating the provisions of this section, or voting for resolution or ordinance in violation of this section, shall be guilty of a misdemeanor and upon conviction thereof shall cease to be a councilman.