Air Conditioning Equipment Mechanic

Job Title

Air Conditioning Equipment Mechanic/PD02412A

Work Schedule

Monday - Friday 7:00am - 3:30pm

Major Duties Include But Not Limited To:

• Develops maintenance procedures, determine proper parts and identify equipment needed to make installations or repairs.
• Makes independent decisions and completes assignments to ensure they meet accepted trade standards with little or no supervision.
• Uses knowledge of the refrigeration cycle on a variety of commercial, residential, and industrial systems.
• Locate and check elements such as those which control low side and high side, the temperature of the cooling units, the temperature of the liquid, suction lines and monitor the running times for a variety of equipment.
• Checks for the probability of leaks using visual and audible examination of equipment components, applies prescribed test procedures to equipment by exploration of probable reasons for equipment failures. Supplemental plans, diagrams and schematics ma be available for more modern equipment.
• Must have knowledge of the principles and theories of air conditioning and refrigeration such as refrigeration cycles, heat transfer laws, refrigerant tables, calculating air flow and the pressure temperature characteristics for the different systems in order to locate and repair faulty equipment swiftly and to reduce inoperative time to a minimum.
• Must know how to locate trouble before dismantling equipment and to make repairs that insure proper functions after assembly.
• Maintain and repair air conditioning systems for large buildings or complexes of buildings. This includes the energy control system and subsystems, chillers, motor controls, compressors, refrigerant controls, automatic expansion valves, hot and cold circulating loops and associated equipment. This knowledge involves the operation and regulation of cold storage and specialized climate. A variety of complicated motor controls are also used. Various types of power sources are used with a combination of pulleys, belts, etc.
• Operate and repair all aspects of the environmental control system to include adding and removing points in the system, building graphics, modifying and troubleshooting programing, repairing and replacing sensors, actuators and other control devices, and repairing and replacing LAN devices such as terminal equipment controllers.
• Must have a working knowledge of the entire air conditioning and heating systems located at the VA Butler Healthcare System.
• Troubleshoot and determine leaks and the probability of possible failures using prescribed testing procedures or field development tests.
• Have experienced knowledge of principles and theories of air conditioning and refrigeration such as refrigeration cycles, heat transfer laws, use of reference tables, calculation and balancing of air flow and pressure temperature relationships for systems in order to diagnose and repair faulty or inefficiently operating equipment.
• Oversees a "Viewpoint Monitoring Alarm System" of refrigeration equipment placed in all refrigerators/freezers within the medical center. The Checkpoint System sends an alarm to the boiler plant where incumbent is immediately dispatched to locate and resolve the issue.
• Install, troubleshoot, repair, maintain and sanitize refrigerators, freezers and ice machines, including those utilized for patient food and drugs, laboratory specimens and blood products.
• Test chemical treatment of both open and closed water loops, and dose as required. Incumbent would be required to complete other tasks as needed including but not limited to assisting the plumbing and electrical shops as well as the boiler plant.