The independent heating and cooling company across the Willamette Valley and northwest Oregon

AC Repair in Cornelius, OR — Book a Visit Today

If your house is climbing past 80 degrees while the outdoor unit hums and nothing cold comes out of the vents, that is a diagnosis and a fix, not a guessing game. We handle AC repair in Cornelius for homeowners with straight-cool systems and heat pumps alike, from a capacitor that quit on the first hot afternoon to a frozen coil behind a filter nobody has changed since spring. Before you call, check the thermostat setting and the breaker, and make sure the return filter is clean. Then reach us by phone or send the quote form and tell us what the air feels like.

Call (888) 365-6280

You reach a person, not a menu
Open every day
The quote comes first, in writing

Taking calls until 5:00 PM PT

AC Repair technician working in Cornelius, OR

Every major brand, one numberCarrier Trane Lennox Goodman Rheem York American Standard Bryant

Common AC faults in Cornelius homes

Air is coming out of the vents, but it feels warm Low refrigerant charge from a leak, or an outdoor unit that is not running
The outdoor unit hums and then quits Failed run capacitor, hard-starting compressor, or a contactor problem
It runs all afternoon and never reaches the setpoint Undercharge, dirty coil, restricted airflow, or a system that has lost capacity
Loud grinding or rattling outside Fan motor bearings, a loose blade, or debris in the condenser cabinet
Breaker trips every time the AC starts Electrical fault in the compressor circuit, motor windings, or wiring

Search for it as air conditioning repair or air conditioner repair and you land in the same place: one visit, one written quote.

Cornelius coverage

From Cornelius we regularly cover Forest Grove, Hillsboro, Banks, Gaston, North Plains, Beaverton and the surrounding Tualatin Valley.

Other repairs we do in Cornelius

AC Repair in cities near Cornelius

AC repair across the region → · All Cornelius services →

Guides & troubleshooting

How we compare to other HVAC companies in Cornelius

	Willamette Heat & Cool	Big-box repair chains	Handyman listings
Written quote before any work	✓	✕	✕
Live answer seven days a week	✓	✕	✓
All major brands, gas and electric	✓	✓	✕
No manufacturer targets to hit	✓	✕	✓
Crews familiar with homes like yours	✓	✕	✓

Call (888) 365-6280

What you get on every job

You approve a written quote first

Covering 162 cities across Oregon, Washington.

Phones answered by people

Open 7 days, 8:00 AM to 5:00 PM PT.

Every major brand, gas and electric

Carrier, Trane, Lennox, Goodman and more. We are not an authorized dealer for any of them.

AC Repair in Cornelius — quick answers

How soon can someone come out when the AC quits?

Call us and we will give you the first available window rather than a vague promise. Emergency AC repair gets priority when the house is unsafe to sit in, and we will tell you honestly if your call fits that or waits until tomorrow.

My AC is not cooling at all. Is that always refrigerant?

No. Plenty of no-cool calls turn out to be a capacitor, a contactor, a thermostat wiring fault, or a filter so loaded the coil iced over. We check airflow and the electrical side before we assume the refrigerant circuit is low.

Can you just top off the refrigerant?

Refrigerant does not get used up, so if the charge is low there is a leak. We find and repair the leak, then charge the system to spec. Adding gas without fixing the leak means you call again in a few weeks.

Is a bad compressor worth repairing?

Sometimes. If the compressor itself has failed electrically or mechanically, we compare the cost of that repair against the age and condition of the rest of the system, then lay out both paths so you can decide with real numbers.

How soon can you get to a Cornelius home for AC repair or heating repair?

Most Cornelius calls get a visit within a few days, and we keep room in the schedule for no-heat and no-cool situations. Call in the morning if you can, since that gives us the best chance of fitting you in the same day. Before we arrive you can check the thermostat batteries and settings, look for a tripped breaker, swap a dirty filter, confirm vents are open and clear leaves or grass clippings away from the outdoor unit. If you ever smell gas, leave the house first, call 911 or the gas utility, then call us.

How it works

Step 1
Tell us the symptom
Call or fill in the quote form. Describe the noise, the smell, the temperature, and when it started. That detail helps us bring the right parts and gives you an honest idea of the visit ahead.
Step 2
We diagnose on site
A technician checks the thermostat, airflow, electrical connections, refrigerant behaviour and the outdoor unit. We tell you what failed and why, in plain language, before anyone reaches for a part or a price.
Step 3
You choose the repair
We lay out the fix, any parts on order, and what happens if you wait. Once you agree, we do the work and confirm the system holds temperature before we pack up and leave.

Call (888) 365-6280

A real person answers
Open 7 days
Written quote before work starts

Why homeowners call us

Heat pumps are our normalIn this region heat pumps outnumber furnaces, so defrost boards, reversing valves and short cycling in wet weather are everyday work for us. We know how these systems behave in a cold December rain, not just on a test bench.
Wet winter defrost problemsIce on the outdoor coil, a unit that runs and runs without warming the house, puddles that refreeze under the pad. We trace whether it is a sensor, a stuck valve, drainage, or airflow, then fix the actual cause.
Filtration after smoke seasonWildfire smoke turned indoor air quality into a real conversation here. We look at filter fit, return sizing and IAQ options that your blower can actually push air through, rather than choking the system with the wrong media.
We explain before we chargeYou get the diagnosis, the options and the trade-offs before work starts. If a repair is not worth it on an old system, we say so. No pressure, no jargon dumped on you at the door.
All major brands, gas & electricOne independent crew for Carrier, Trane, Lennox, Goodman, Rheem and more.
Straight answersNot worth fixing? We say that out loud, and often it saves you the visit fee.