Charles Yarbrough
Orange Grove
Summary
HVAC/R and generator technician with hands-on experience in troubleshooting, repairing, and
maintaining cooling systems, refrigeration units, ventilation equipment, and power generation system
Strong background in mechanical and electrical diagnostics, preventive maintenance, and reliability
improvement. Dedicated to delivering accurate repairs, clear documentation, and dependable system
performance.
Overview
4
4
years of professional experience
2023
2023
years of post-secondary education
1
1
Certification
Work History
91C Utilities Equipment Repairer-HVAC/R
Army
Fort Drum
06.2022 - 12.2025
- Performed maintenance and repair on HVAC/R systems including air conditioners, refrigeration units, and ventilation systems.
- Conducted diagnostics on mechanical, refrigerant, and electrical faults using gauges, leak detectors, multimeters, and technical diagrams.
- Serviced and repaired portable and stationary generators to ensure reliable power output.
- Performed refrigerant recovery, evacuation, charging, leak detection, and system testing incompliance with EPA guidelines.
Education
Orange Grove Highschool
Orange Grove, TXSkills
- HVAC troubleshooting
- Refrigeration repair
- Electrical diagnostics
- Generator maintenance
- Soldering and brazing
- Schematic and wiring diagram interpretation
- Refrigerant handling and recovery
Certification
- Epa type 1, 2, and universal
Timeline
91C Utilities Equipment Repairer-HVAC/R
Army
06.2022 - 12.2025
Orange Grove Highschool