Oversees the operation, maintenance and repair of all large heating and air conditioning equipment in assigned large public buildings. Oversees or leads other Operating Engineers or lower skilled mechanics or helpers as assigned and makes all decisions for the proper operation of equipment and assignment of work. Performs highly skilled technical work, including the diagnosis and repair of problems occurring in large heating and air conditioning systems and related components. Checks for malfunctions such as broken belts, loose pulleys, hot running motors or bearings, leaks, dirty filters and faulty pipe connections. Checks, tests, refills and recharges batteries as necessary.
Tests boiler and chill water for chemical requirements and adds treatment as necessary.
Checks operation of air conditioning when appropriate, checking oil level and gauges. Takes and logs pressure and chemical readings for boiler and chill water. Makes emergency repair to pumps, valves and piping and replaces parts or equipment when needed. Keeps logs of all watch happenings, emergency calls and work completed. Cleans boilers and tubes periodically and makes minor repairs to boiler fireboxes as required.