Jon Arfsten
HVAC/R Technician
South Milwaukee ,WI
Summary
HVAC-R professional, prepared to deliver high-quality service in maintaining and repairing HVAC-R systems. Skilled in diagnosing and troubleshooting complex technical issues, with focus on safety and efficiency. Collaborative team player with strong commitment to achieving results and adapting to changing needs. Known for reliability, technical proficiency, and keen eye for detail.
Overview
13
13
years of professional experience
Work History
HVAC/R Technician
Zone Mechanical
04.2023 - 03.2025
- Performed scheduled preventative upkeep on HVAC-R units, leading to improved operational efficiency.
- Broadened expertise via ongoing professional development courses.
- Conducted routine checks to detect issues early and avoid expensive repairs.
- Performed precise calibration procedures for commercial refrigeration systems.
- Refined system diagnostics by leveraging thorough knowledge of HVAC-R functions.
- Delivered outstanding customer service with effective communication.
- Addressed equipment failures to ensure smooth operations.
- Visited job locations for scheduled visits and urgent situations.
- Conducted inspections and tests to ensure proper system operation.
- Replaced motors, bearings, and belts as needed.
- Provided flexible support for peak workload periods and special occasions.
- Documented detailed information for completed tasks in work order forms.
- Adhered to applicable OSHA guidelines for safety requirements.
- Evaluated cooling units to uncover potential faults.
- Enhanced safety protocols by consistently following OSHA standards.
- Conducted detailed evaluations of electrical systems to determine functionality.
- Conducted leak tests on pipe and tubing joints with specialized tools and solutions.
- Increased customer satisfaction through prompt and cost-efficient HVAC-R system repairs.
- Fine-tuned machines to operate at full efficiency.
- Monitored work hours and material usage to ensure thorough documentation.
- Executed part repairs by utilizing advanced technical skills and soldering techniques.
- Fixed and upgraded defective motors, blowers, switches, and compressor units.
- Evaluated factors disrupting HVAC and refrigeration operations.
- Minimized downtime, effectively troubleshooting complex technical problems within HVAC-R units.
- Enhanced system efficiency by conducting regular preventative maintenance tasks on HVAC-R equipment.
- Read blueprints, wiring diagrams, piping schemes and engineering specifications to diagnose and repair units.
- Analyzed blueprints and manufacturers' design specifications to determine HVAC equipment configuration and complete proper installation.
HVAC/R Technician
Dillett Mechanical
06.2023 - 04.2024
- Minimized downtime, effectively troubleshooting complex technical problems within HVAC-R units.
- Consistently adhered to local building codes during installation processes, ensuring safe and compliant systems for clients.
- Increased longevity of HVAC systems by performing preventive maintenance.
- Managed inventory of replacement parts and tools necessary for job completion, reducing delays due to insufficient supplies.
- Responded to emergency HVAC service requests promptly, finding swift resolutions.
- Connected heating or air conditioning equipment to water, fuel, or refrigerant sources to form complete circuits.
- Installed components to improve HVAC system performance.
- Streamlined diagnostic processes with thorough knowledge of electrical and mechanical components in HVAC-R systems.
- Demonstrated strong problem-solving abilities when repairing faulty equipment, resulting in minimal disruption to client operations.
- Improved customer satisfaction by providing timely and cost-effective repair solutions for various HVAC-R systems.
- Traveled to job sites for both scheduled and emergency appointments.
- Inspected and tested refrigeration systems, safety devices and controls to determine proper functionality.
- Repaired and replaced motors, bearings and belts.
- Repaired and replaced heating and air conditioning systems for commercial customers in Type industry.
- Performed troubleshooting on HVAC systems to determine root cause of issues.
- Worked overtime, holidays and weekends to accommodate company needs.
- Filled out detailed work orders for each job completed.
- Troubleshot and diagnosed issues with HVAC and refrigeration units.
- Performed routine maintenance on heating and cooling systems.
- Worked in strict compliance with applicable OSHA regulations and safety requirements.
HVAC/R Technician
CRM/Coolsys
06.2012 - 03.2023
- Minimized downtime, effectively troubleshooting complex technical problems within HVAC-R units.
- Enhanced system efficiency by conducting regular preventative maintenance tasks on HVAC-R equipment.
- Consistently adhered to local building codes during installation processes, ensuring safe and compliant systems for clients.
- Increased longevity of HVAC systems by performing preventive maintenance.
- Expanded industry knowledge through continuous professional development courses, staying current on emerging technologies and best practices.
- Responded to emergency HVAC service requests promptly, finding swift resolutions.
- Expedited project completion by efficiently managing time and resources during the installation of new systems.
- Maximized equipment longevity by performing routine inspections, identifying potential issues before they escalated into costly repairs or replacements.
- Ensured optimal performance of commercial refrigeration systems through meticulous installation and calibration procedures.
- Installed components to improve HVAC system performance.
- Completed thorough inspections of supporting electrical systems to assess continuity and locate faults.
- Utilized pressure gauges and soap-and-water solutions to test pipe and tubing joints for leaks.
- Streamlined diagnostic processes with thorough knowledge of electrical and mechanical components in HVAC-R systems.
- Delivered excellent customer service through clear communication while educating clients on proper system maintenance techniques.
- Demonstrated strong problem-solving abilities when repairing faulty equipment, resulting in minimal disruption to client operations.
- Improved customer satisfaction by providing timely and cost-effective repair solutions for various HVAC-R systems.
- Traveled to job sites for both scheduled and emergency appointments.
- Inspected and tested refrigeration systems, safety devices and controls to determine proper functionality.
- Repaired and replaced motors, bearings and belts.
- Conducted maintenance service on HVAC systems to increase life expectancy of equipment and prevent costly repair work.
- Read blueprints, wiring diagrams, piping schemes and engineering specifications to diagnose and repair units.
- Performed troubleshooting on HVAC systems to determine root cause of issues.
- Maintained boilers, hot water systems, gas heating equipment and food service equipment.
- Calibrated equipment to achieve maximum efficiency.
- Worked overtime, holidays and weekends to accommodate company needs.
- Filled out detailed work orders for each job completed.
- Closed out work orders after verifying completion with customers and reporting discrepancies discovered on job site.
- Installed new air conditioning, heating and refrigeration systems according to manufacturer's specifications and local codes.
- Troubleshot and diagnosed issues with HVAC and refrigeration units.
- Performed routine maintenance on heating and cooling systems.
- Supervised and instructed assistants.
- Analyzed blueprints and manufacturers' design specifications to determine HVAC equipment configuration and complete proper installation.
- Used technical skills, tools, and techniques like soldering to repair parts.
- Repaired and replaced faulty motors, blowers, switches and compressor units.
- Inspected cooling systems and identified potential problems.
Education
HVAC/R Technical Diploma - HVAC/R
MATC
Oak Creek, WISkills
- EPA certification
- Piping and tubing
- Brazing and soldering
- Parts replacement
- HVAC and refrigeration system
- Electrical safety
- Leak testing
- Equipment diagnostics
- Technical troubleshooting
- Blueprint reading
- Refrigeration systems
- System maintenance
- Variable frequency drives
- Emergency response
- System diagnostics
- Schematic interpretation
- Control system
- Chillers and cooling towers
- Cooler & freezer maintenance
- Split systems repair
- Component troubleshooting
- Electronics testing
- Leak checks
- Refrigeration system evacuation
- Dedicated team player
- Adaptable
- Valid state driver's license
- Welding techniques
- Single compressor systems
- Warranty service
- HVAC and refrigeration systems
- Electrical troubleshooting
- Control systems
- Team collaboration
- Quality-focused
- Diagnostic techniques
- Equipment maintenance
- Blueprint interpretation
Timeline
HVAC/R Technician
Dillett Mechanical
06.2023 - 04.2024
HVAC/R Technician
Zone Mechanical
04.2023 - 03.2025
HVAC/R Technician
CRM/Coolsys
06.2012 - 03.2023
HVAC/R Technical Diploma - HVAC/R
MATC
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