Fast & Reliable AC Repair in Cary
Whether your outdoor unit is humming loudly, blowing warm air, or leaking water inside your home, our NATE-certified technicians travel in fully stocked trucks to fix the issue on the spot. When your cooling system quits in July, you need clear answers without hidden diagnostic fees.
- Common Repairs We Handle Daily: Replacing failed capacitors, fixing refrigerant leaks, unclogging condensate drain lines, clearing frozen evaporator coils, and replacing worn fan motors.
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Upfront Fixed Pricing: We charge a standard diagnostic fee to pinpoint the exact issue. Before we turn a single screw, we give you a clear, fixed quote. You approve the price first—no surprise hourly charges or hidden fees.
High-Efficiency HVAC System Replacement & Installation
If your cooling system is over ten years old, requires frequent repairs, or struggles to keep your house cool, upgrading to a modern heat pump or central AC unit can cut your monthly energy bills and dramatically improve home comfort.
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Precise Load Calculations: We don't just guess system size based on your old unit. We evaluate your home's square footage, window exposure, and insulation levels so your new unit handles North Carolina humidity without short-cycling.
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Prepared for Refrigerant Standards: We guide you through current eco-friendly low-GWP refrigerant platforms (like R-454B) so your investment remains future-proof.
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Town of Cary Permitting: We manage all local permit filings and inspections so your installation is 100% legal, safe, and code-compliant.
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Flexible Financing: Ask about our low monthly payment plans to make your new system fit comfortably within your household budget.
Why Cary Homeowners Choose Dawson’s Over Other Contractors
Most local HVAC companies only look at the mechanical side of your cooling system. But an air conditioner is a heavy electrical appliance—and when problems arise, the root cause is often electrical.
The Dual HVAC + Electrical Advantage
If your AC trips the main breaker, a standard HVAC company might tell you to call an electrician, while a standard electrician might tell you to call an HVAC tech. You end up paying two service fees just to get a straight answer.
Because Dawson’s specializes in both Heating & Cooling AND Electrical Systems in Cary, our technicians evaluate your compressor, coils, breaker panel, and wiring in a single visit. One technician, one clear diagnosis, total resolution.
Schedule Your HVAC Service Today in Cary
Getting your home cool and safe again or if you need to upgrade your electrical system is simple and completely transparent:
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Book Your Arrival Window: Call 919-887-8284 or schedule online in under two minutes.
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On-Site System Inspection: A licensed, background-checked technician arrives in a stocked service vehicle to diagnose your issue.
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Review Your Upfront Quote: We explain the fix and show you an exact, fixed price. You remain in complete control and approve the work before we start.
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Enjoy Cold Air & Peace of Mind: We complete the job to current building codes, clean up thoroughly, and back every repair with our guarantee.
Or contact us online with any questions and see what your Cary neighbors are saying about our service below!
Recent Jobs and Reviews in Cary, NC
Job Locations and Reviews
Completed comprehensive spring preventive maintenance on HVAC system including full 80-point inspection of all units. Performed outdoor coil cleaning, burner cleaning, and gas pressure adjustments to manufacturer specifications. Conducted thorough safety inspections of blower assembly, electrical connections, and capacitor components, with all systems verified operational and within normal parameters.
Our Dawson’s technicians, Santos & Jeff, arrived on time and were very friendly and courteous and went straight to work to determine how best to install our new mini-split HVAC system in our glass sunroom. The installation went well and the team cleaned both inside and out to leave a picture-worthy final product!
Completed installation of ductless mini-split air conditioning system at residential property. Outdoor condenser unit was mounted on concrete pad in side yard area adjacent to brick exterior wall, with electrical disconnect box installed and condensate drain line properly routed. Interior air handler component was installed in garage space with appropriate electrical connections made to existing panel.
Completed comprehensive spring preventive maintenance on 2018 HVAC system including 80-point inspection, outdoor coil cleaning, burner cleaning, and gas pressure adjustments. Discovered failed relay component with significant heat damage and charring in control panel during safety inspection. Measured electrical readings at 12.6 amps and 0.1 volts using clamp meter to verify system performance and diagnose control circuit failure.
Completed comprehensive spring preventive maintenance on two HVAC units (2013 and 2025 models). Performed 80-point inspection on both systems, including outdoor coil cleaning, burner cleaning, and gas pressure verification and adjustment. Conducted electrical testing and measurement of system amperage, confirmed proper voltage readings, and inspected all electrical connections and terminals for integrity. All safety controls verified operational, and both units tested successfully upon completion.
Responded to service call for continuously running blower fan on second and third floor zones when system was off. Upon inspection, found control board enclosure cover had been left off during previous service visit. Diagnosed issue as improper thermostat wiring configuration at the zone control panel causing constant call for fan operation. Corrected wiring connections at terminal block, verified proper relay operation on control board, and confirmed all wire terminations were secure. Reinstalled protective cover on control panel enclosure and tested system through multiple heating and cooling cycles to verify blower now operates only on demand and shuts off properly with thermostat.
Completed comprehensive spring preventive maintenance on two HVAC systems. Performed 80-point inspection on each unit, including outdoor coil cleaning, burner cleaning, and gas pressure adjustments. Verified refrigerant pressures, superheat, and subcooling readings using calibrated manifold gauges, confirming both systems operating within manufacturer specifications. Conducted thorough safety inspections on all components. All equipment functioning properly with no immediate concerns identified.
Successfully completed full HVAC system replacement with installation of Lennox 2-ton cold climate heat pump (EL18KSLV-024), Lennox Signature Series 70,000 BTU furnace (SL280V-70), and CK40-24A evaporator coil. Removed and properly disposed of existing equipment, installed new outdoor condenser pad in side yard location, and upgraded ductwork to communicating zoning system supporting two zones. Installed air quality and safety accessories including Aprilaire 1110 MERV 11 media air cleaner (16"x20"), VIVE magnetic mount UVC light kit for air purification, and Intermatic AG3000 HVAC surge protector (120/240 VAC). Configured Lennox E40 communicating thermostat for system control and zoning management. Completed critical safety installations including emergency drain pan with float switches to prevent water damage from condensate overflow. Performed complete system startup, verified proper refrigerant charge, confirmed heat pump operation in both heating and cooling modes, tested furnace
Responded to no cooling call on 1-year-old system with thermostat not powering on following power outage. Upon inspection, tested electrical components using clamp meter and found capacitor reading 3444 μF, indicating failed run capacitor causing system shutdown. Measured current draw at 7.50A on blower motor circuit and verified all electrical connections at control board and gas valve assembly, replaced defective capacitor, restored power to thermostat and system, and confirmed proper operation of cooling cycle.
Completed comprehensive tune-up service on three HVAC systems, all approximately 3 years old. Performed standard maintenance procedures including system diagnostics, electrical measurements showing 39.05 reading on condensing unit, and verified proper thermostat operation with Honeywell ProSeries unit displaying correct cooling mode functionality at 73°F setpoint. All three systems inspected, tested, and confirmed operating within normal parameters.
Responded to no-cool complaint where system was blowing air but failing to reach thermostat setpoint. Upon inspection, found air handler in attic with severely restricted airflow due to heavily clogged air filter loaded with dust and debris. Replaced dirty filter to restore proper airflow and system cooling capacity. System tested and confirmed operating within normal parameters with adequate temperature drop across evaporator coil.
Had an issue with upstairs AC. I called Dawson‘s electric and they were able to come out diagnose the issue and fix it within a few hours. My service technician was Connor who did a great job explaining what was causing the issue his recommendations on fixing it and what we can do in the future to prevent it. Had an overall good experience.
Wonderful technician
Hayes was professional, proficient and informative. He explained everything, provided the evidence to ensure my satisfaction, and did everything in a timely manner. The repair and feedback on other options was informative. Job well done!!!
Connor connor was very polite and knowledgeable and honest, I was impressed at all. He knew, right off his fingers and finding things immediately. I feel comfortable with him and I recommend him
Conner was great. Explained everything to me and I did not feel like he was trying to up sell me!
Keith was very professional and was very through doing his job.
Thomas did a great job. He was knowledgeable and friendly and worked efficiently.
Thank you, Erin, for your kind words! We're so glad to hear that Thomas provided knowledgeable, friendly, and efficient service. At Dawson's Electric & Air, we take pride in delivering professional electrical and HVAC services that homeowners throughout Raleigh, Fuquay-Varina, Holly Springs, Garner, and the surrounding areas can trust. We'll be sure to share your feedback with Thomas. Thank you for choosing Dawson's, and we look forward to helping with any future electrical or heating and cooling needs!
We greatly appreciate the quick and competent response we received from Dawson's. We also appreciate that Hayes Hall explained the situation so quickly and thoroughly and even showed us pictures of what he was talking about and what he found. Thank you very much!
Merle, thank you for your wonderful review! We’re glad Hayes was able to provide a quick response and get to the bottom of the issue with your air conditioning system. Taking the time to explain HVAC problems, review repair options, and provide photos of what we find is all part of delivering the peace of mind our customers deserve. We appreciate you trusting Dawson’s Electric & Air with your AC repair and electrical troubleshooting needs in Cary. Thank you for choosing our team, and please let us know if we can help with any future heating, cooling, or electrical services.
Connor was terrific at explaining the problem with my AC unit. He walked me through what caused the problem and what he would do to correct it.
Excellent work by Hayes with detailed explanation along with pics of the work performed
Arron did and incredible job. Most appreciated
Professional
