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HVAC Mechanic
4 weeks ago
Waldorf, United States
CMI Management
Full time
Job DescriptionJob DescriptionJob Summary
The Heating, Ventilation, and Air-Conditioning (HVAC) Mechanic provides all HVAC services at the CMI customer site in Indian Head, MD.
Key Job Functions
- Installs, services and repairs environmental-control HVAC systems typically found in Residential and Commercial properties.
- Monitors and controls HVAC systems through Automation systems and daily tours.
- Performs Preventive Maintenance and can troubleshoot, diagnose and repair: Air Conditioning and Heat Pump package units, split systems, air and water cooled systems, self-contained, direct expansion, glycol, chilled water, package boilers (natural gas and oil fired).
- Mounts compressor and condenser units on platform or floor
- Installs evaporator unit in chassis or in air-duct system, using hand tools
- Cuts and bends tubing to correct length and shape, using cutting and bending equipment and tools
- Cuts and threads pipe, using machine-threading or hand-threading equipment, joins tubing or pipes to various refrigerating units by means of sleeves, couplings or unions, and solders joints, using torch, forming complete circuit for refrigerant
- Installs expansion and discharge valves in circuit
- Connects motors, compressors, temperature controls, humidity controls, and circulating ventilation fans to control panels and connects control panels to power source
- Adds refrigerant/Freon gas to build up prescribed operating pressure
- Observes pressure and vacuum gauges and adjusts controls to insure proper operation
- Tests joints and connections for gas leaks, using gauges, electronic detectors or soap-and-water solution
Education and Qualifications
- At least 5 years experience in commercial HVAC
- Active CFC license
- Journeyman HVAC License; masters HVAC license a plus
- Knowledge of refrigeration theory, pipefitting and structural layout
- Ability to follow blueprints or engineering specifications
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