The Director of Finance shall be the head of the Finance Department and fiscal officer of the City.  He shall serve the Mayor and the Council as financial advisor in connection with Municipal affairs.  He shall keep the financial records of the City, exhibiting accurate statements of all moneys received and expended, of all property owned by the City, and of all taxes and assessments.  He shall be custodian of all public money of the City, shall keep and preserve such money in the place or places authorized by ordinance, and shall disburse the same as may be required by law or ordinance.  He shall not allow the amount set aside for any appropriation to be overdrawn or drawn for any other purpose.  He may examine and audit the accounts of all officers, employees, and departments.  He may require evidence that the amount of any claim presented to him is due.  He shall perform such other duties consistent with his office as the Mayor or the Council may direct.