Operate, maintain, repair and inspe

Operate, maintain, repair and inspect heating, ventilating, air conditioning, refrigeration and water systems and equipment. Test, adjust, and calibrate boiler and air conditioning machinery and mechanical, electrical, pneumatic, and/or microprocessor control instruments. Test and chemically treat boiler, condenser, and cooling tower water and water from other systems. Maintain, inspect, diagnose and make emergency repairs to steam, natural gas, water, refrigerant, air and oil distribution systems. Maintain swimming pools.
Regularly use features of building automation systems to diagnose and troubleshoot problems in the HVAC systems while optimizing energy usage. Monitor building automation systems data and adjust system accordingly. Respond to service requests to adjust air flow, temperature and humidity balances for individual rooms, building areas or buildings.
As assigned, repair and replace bearings, shafts, seals, rings and electrical wiring and install central system parts, gauges, valves and pipes which requires the application of journey-level skills in one or more of the applicable trades.
Provide instruction to unskilled and semi-skilled assistants.