- HEP Heat and Air
- NATE-certified Technicians

NATE-certified Technicians
NATE-certified Technicians | Heat Repair | Heating and Air Conditioning | Oliver Springs
When an East Tennessee cold snap creeps into Oliver Springs, you can trust HEP’s NATE-certified technicians to bring the warmth back fast. Our team arrives in fully stocked trucks, pinpoints the problem with state-of-the-art diagnostics, and delivers reliable heat repair that restores comfort without the guesswork. From sputtering furnaces to heat pumps that suddenly quit, we tackle every make and model with the skill that only nationally certified pros can offer.
Because we’re neighbors, we back every visit with up-front pricing, friendly explanations, and a workmanship guarantee that lasts long after the chill is gone. Call or schedule online today and discover why homeowners across Oliver Springs count on HEP for prompt, professional heat repair—24 hours a day, seven days a week.
FAQs
What does it mean that your technicians are NATE-certified?
NATE (North American Technician Excellence) certification is the HVAC industry’s gold standard for technical expertise. A NATE-certified technician has passed rigorous, proctored exams that test real-world knowledge of heating, ventilation, air conditioning, and refrigeration systems. When you call our Oliver Springs heat-repair team, you can be confident your technician has proven skills in diagnostics, safe repair practices, energy-efficient setup, and proper code compliance.
Do you provide 24/7 emergency heating repair in Oliver Springs?
Yes. Our dispatch center is staffed around the clock, and at least one NATE-certified technician is on call 24/7, including weekends and holidays. If your furnace or heat pump stops working in the middle of the night, call us and we’ll arrive in a fully stocked service vehicle within a two-hour window for most Oliver Springs addresses. There is no extra fee for after-hours service plans members.
What types and brands of heating equipment can you service?
Our team repairs and maintains gas furnaces, electric furnaces, heat pumps, dual-fuel systems, ductless mini-splits, and boilers. Because NATE certification is equipment-agnostic, we’re trained to work on all major brands—including Trane, Carrier, Lennox, Goodman, Rheem, Bryant, American Standard, York, and more. If replacement parts are needed, we use OEM or approved equivalent components to preserve the manufacturer’s warranty.
How can I tell if my heating system needs professional repair?
Common warning signs include: uneven temperatures between rooms; short cycling (system turns on and off rapidly); higher-than-normal energy bills; unusual noises such as banging, squealing, or rattling; persistent odors like burning plastic or mold; and a yellow, rather than blue, burner flame on gas furnaces. If you notice any of these indicators—or if the unit is more than 12 years old—schedule a service call before minor issues escalate into costly breakdowns.
What should I expect during a heat-repair visit?
1) Arrival & Assessment: Your technician will arrive in uniform, introduce themselves, and inspect the system for safety. 2) Diagnostics: Using calibrated meters and manufacturer-specific software, they’ll pinpoint failed components or airflow obstructions. 3) Up-front Estimate: You’ll receive a written quote before any work begins. 4) Repair & Testing: Parts are replaced or adjusted, electrical connections tightened, combustion analyzed, and the thermostat recalibrated. 5) Final Walk-Through: We demonstrate the system’s operation, provide maintenance tips, and leave a detailed service report for your records.
How often should I schedule preventive heating maintenance, and what does it include?
The U.S. Department of Energy recommends professional maintenance once a year—preferably in early fall—so your system runs efficiently all winter. Our Oliver Springs tune-up includes a 21-point inspection: cleaning burners and heat exchangers, lubricating moving parts, testing safety controls and limit switches, checking refrigerant levels (for heat pumps), inspecting flue and venting systems, replacing the standard air filter, and verifying carbon-monoxide readings. Regular maintenance can cut energy costs by up to 15% and extend equipment life by several years.