HVAC Repair in Bartlesville, OK
Homes here need heat from October through April and cooling from May through September. If your system quits, tell us what it's doing and a licensed contractor who covers Washington County will get in touch.
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Bartlesville runs its heat and its air both hard
Your furnace works October through April here, and your air conditioner takes over for the five months after that. There is almost no season where the system gets to sit idle. Winter nights average 27°F, cold enough that the burner cycles on and off many times a night to hold the house steady. Each start puts a load on the igniter, and a worn one just stops lighting the burner. Summer afternoons average 90°F, and that kind of heat keeps the compressor running long hours to keep up. A system that runs that long strains the capacitor that helps start the compressor, and when it fails the unit hums but the air does not get cold.
Washington County has seen 56 damaging wind events and 7 winter storms over the past ten years. Wind can knock branches into an outdoor condenser or twist the unit on its pad, and ice from a winter storm can crack a coil or damage the fan. A quarter of Oklahoma households lost power for 24 hours or more in 2024, and when the power comes back, most furnaces and air conditioners restart on their own. If yours does not, the problem is likely in the system itself, not the outage.
- 7 months
- October through April, your system heats
- 5 months
- May through September, it cools
- 27°F
- the average winter night it heats against
- 90°F
- the average summer afternoon it cools against

NOAA nClimDiv, 1991–2020 normals
A new furnace and air conditioner would cut about $160 a year off heating and cooling for a typical Washington County home.
Estimates for a typical Washington County home, compared with an older unit built to the previous federal minimum, from EIA household energy data, Oklahoma fuel prices and NOAA climate normals. Your home will differ.
Repair makes sense when one part has failed.
Replacement makes sense when the furnace's heat exchanger is cracked, the air conditioner's compressor has failed, or repairs keep coming.
Oklahoma requires HVAC contractors to hold a state license.
The Construction Industries Board tests contractors before issuing that license, and it keeps a record of who holds one. The license covers the contractor as a business, not each job that contractor takes on. So the state's role is in deciding who is allowed to do this work at all, not in reviewing any single repair after the fact.
For a repair to your heating and cooling system, that license is what stands behind the person doing the work. There is no separate sign-off for this particular job. What you have is the state's word that the contractor met its standard to be licensed in the first place.
Source: Oklahoma State Legislature
- Why is my heat not working?
- Start with the thermostat. Check that it is set to heat and the temperature is above the room reading, since a setting bumped a degree or two can look like a dead system. If the thermostat looks right, check the breaker for the furnace and the switch that looks like a light switch near the unit, often on a nearby wall or joist. Gas furnaces also need the pilot lit or, on newer units, the igniter to spark, so if you hear the blower run but never feel heat, that ignition step is a likely place a contractor will look first. At 27°F on a winter night here, a furnace that will not start is worth getting looked at the same day.
- Why is my system running but not cooling the house?
- Check the air filter first. A filter clogged with dust blocks airflow across the indoor coil, and when that coil cannot pull air through it, the air coming out the vents warms back up before it reaches the room. Check that the outdoor unit is running too, since the compressor outside is what actually cools the air, not just the indoor blower. If the filter is clean and both parts are running but the house still is not cooling, especially with afternoons near 90°F, the system likely needs refrigerant checked or a coil inspected, and that calls for a contractor.
- What can I check before calling for HVAC repair?
- Check the thermostat settings and batteries first. A thermostat with dead batteries or a schedule set wrong looks exactly like a broken system. Next, check the breaker panel and any shutoff switch near the furnace or outdoor unit, since a tripped breaker is the cause more often than people expect. Check the air filter and swap it if it is gray or clogged, since restricted airflow causes both weak heat and weak cooling. If all of that checks out and the system still is not working, a licensed contractor can diagnose it. Oklahoma requires HVAC contractors to hold a state license through the Construction Industries Board, so ask for that license before any work starts.


