HVAC Technician

SUMMARY

The HVAC Technician will troubleshoot, repair and maintain heating, ventilation and refrigeration systems used in an underground and surface mining environment.

ESSENTIAL DUTIES AND RESPONSIBILITIES include the following. Other duties may be assigned.

• Performs scheduled and un-scheduled maintenance activities.
• Inspect, repair, modify and install HVAC equipment including refrigeration and air conditioning compressors, receivers, condensers, chillers, forced air converter units, pumps, automatic and hand valves, expansion valves and capillary tubes.
• Conduct regular preventive maintenance inspections of refrigeration units, isolated heating and ventilating units, including boilers, gas, and electrically operated air conditioning equipment, and make necessary adjustments or repairs.
• Repair or replace defective parts in units and equipment and their controls, including thermostats, automatic switches, fan controls, log switches, damper motors, louvers, relays, filters, controls, belts, compressors, heat exchangers, high limit controls, pressure controls, safety valves, and automatic gas valves.
• Perform preventive maintenance on the underground refrigeration units.

• Must learn and understand the underground chilled water system, add water system, and condenser water system. Must be able to install, replace, and service systems, components, and controls. Includes chillers, pumps, and all related components.

• Maintenance of spray chambers. Install, repair, and start up spray chambers, including piping manifolds, pumps, chamber, and tank.
• Use all related meters, instruments and tools required to properly work on refrigeration equipment and systems.
• Repair and rebuild semi-hermetic reciprocating compressors and compressors for centrifugal refrigeration machines.
• Install and calibrate systems; install copper and steel tubing and repair pipes and tubing as necessary
• Flush heat exchangers and descale tubing
• Rebuild pressure and temperature safety valves and water pumps.
• Test and examine boiler operations.
• Conduct boiler water quality test and treatment.
• Adjust boiler burner combustion.
• Electrical troubleshooting and repairs up to

  BEHAVIORAL & LEADERSHIP COMPETENCIES

  The following competencies are required:

  Problem solving—identifies and resolves problems in a timely manner and gathers and analyzes information skillfully

  Interpersonal Skills—maintains confidentiality, remains open to others’ ideas and exhibits willingness to try new things.

  Oral communication—speaks clearly and persuasively in positive or negative situations, demonstrates group presentation skills and conducts meetings.

  Written Communication—edits work for spelling and grammar, presents numerical data effectively and is able to read and interpret written information.

  Planning/organizing—prioritizes and plans work activities, uses time efficiently and develops realistic action plans.

  Quality control—demonstrates accuracy and thoroughness and monitors own work to ensure quality.

  Adaptability—adapts to changes in the work environment, manages competing demands and is able to deal with frequent change, delays or unexpected events.

  Dependability—consistently at work, follows instructions, responds to management direction and solicits feedback to improve performance.

  Safety and security—actively promotes and personally observes safety and security procedures, and uses equipment and materials properly.

  QUALIFICATIONS

  To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

  EDUCATION and/or EXPERIENCE

  High School graduate or equivalent.

  Technical certificate from an accredited air conditioning and refrigeration training program.

  Type I and type II refrigeration license to comply with Federal law 40CFR part 82, subpart F.

  Previous experience in a mine setting preferred.

  Must be able to access equipment information using electronic devices (i.e. laptop computer, tablet).

  Computer literate with at least basic skills in Excel, Word and MS Outlook

  LANGUAGE SKILLS

  Ability to read, analyze, and interpret general business periodicals, professional journals, technical procedures, or governmental regulations.

  MATHEMATICAL SKILLS

  Ability to add, subtract, multiply, and divide in all units of measure, using whole numbers, common fractions, and decimals.

  REASONING ABILITY

  Ability to define problems, collect data, establish facts, and draw valid conclusions.

  OTHER QUALIFICATIONS

  ATF possessors clearance required.

  Must complete MSHA 40-hour training or provide 5000-23 documentation of completed training.

  Must pass physical and drug screen, and essential functions capacity test.

  PHYSICAL DEMANDS

  The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

  While performing the duties of this job, the employee is frequently required to stand, walk, or sit for extended periods of time; use hands to finger, handle, or feel; reach with hands and arms; climb or balance; stoop, kneel, crouch, or crawl; regularly required to talk and hear. The employee must regularly lift and/or move up to 50 pounds, and occasionally lift and/or move up to 75 pounds. Specific vision abilities required by this job include close vision, distance vision, and the ability to adjust focus.

  WORK ENVIRONMENT

  The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

  While performing the duties of this job the employee is frequently exposed to wet and/or humid conditions, moving mechanical parts, fumes or airborne particles, toxic or caustic chemicals, outside weather conditions, underground work locations, risk of electrical shock, explosives, and vibration. The noise level in the work environment is usually moderate. This position may require work on nights, weekends, and rotating shifts.