The powers, duties, obligations and responsibilities of a metropolitan hearing officer are to:
(1) Promptly hold a hearing on all matters appealed to appellate boards of the county;
(2) Issue subpoenas as requested by either party in such matters;
(3) Prepare a complete record of each hearing;
(4) Make written recommendations following each hearing; and
(5) Furnish each member of the appropriate appellate boards with a copy of the documents required in subdivisions (3) and (4) for their review.