Responsibilities Tasks Read and interpret blueprints, drawings or other specifications Measure and lay out reference points for installation Assemble and install refrigeration or air conditioning components such as motors, controls, gauges, valves, circulating pumps, condensers, humidifiers, evaporators and compressors using hand and power tools Measure and cut piping, and connect piping using welding and brazing equipment Install, troubleshoot and overhaul entire heating, ventilation, air handling, refrigeration and air conditioning systems Start up system and test for leaks using testing devices Recharge system with refrigerant, check and test regulators, calibrate system and perform routine maintenance or servicing Repair and replace parts and components for entire refrigeration, air conditioning, ventilation or heat pump systems May install, maintain and repair equipment in refrigerated trucks used to transport food or medical supplies May prepare work estimates for clients. Assemble and install refrigeration or air conditioning components Start up system and test for leaks using testing devices Perform maintenance such as, recharging system with refrigerant, checking and testing regulators or calibrating system Interpret gas codes Handle, recover and store refrigerants Repair and replace parts and components for entire refrigeration, air conditioning, ventilation or heat pump systems Additional information Work conditions and physical capabilities Physically demanding Handling heavy loads Standing for extended periods Bending, crouching, kneeling Attention to detail Personal suitability Punctuality Accurate Client focus Dependability Excellent oral communication Flexibility Initiative Reliability Team player