A close-up of a window covered in delicate ice crystal formations along its base, with snowflakes falling and blurred bare trees visible through the frosted glass.

HVAC Repair in Madisonville, KY

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 Hopkins County will get in touch.

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Step 1 of 3: Equipment
A gas furnace with sheet-metal ductwork and PVC pipes installed in an unfinished basement.

Madisonville runs its system almost year round

Heat from October through April, cooling from May through September. That leaves the furnace and the air conditioner with barely a month off between them. On winter nights that average 29°F, the furnace cycles on and off most of the night to hold the house steady. Each start puts wear on the igniter and the blower motor. When one of those fails, you notice on the coldest night, not the mild ones.

Summer afternoons average 87°F, and the air conditioner runs long stretches to keep up. That kind of run time wears on the capacitor and the outdoor fan motor. Hopkins County has seen 68 damaging wind events and 13 winter storms over the past ten years, and close to a quarter of Kentucky households lost power for a day or more in 2024. When the power drops out on a system already working hard, it needs to come back on by itself once it's restored.

7 months
October through April, your system heats
5 months
May through September, it cools
29°F
the average winter night it heats against
87°F
the average summer afternoon it cools against
Isometric cutaway illustration of a single-story house showing interior rooms with furniture and a furnace connected to ductwork and a vertical flue pipe extending through the roof.
Your system heats October through April and cools May through September.

NOAA nClimDiv, 1991–2020 normals

Kentucky requires HVAC contractors to hold a state license.

The license comes from the Department of Housing, Buildings and Construction. Getting one means the state tested this contractor and keeps a record of them. It covers the contractor, not each job, so the license tells you the person is qualified, but it does not itself sign off on what gets done at your house.

For a repair like this, that license is the thing standing behind the work. If gas lines are part of the job, that connection is the part that matters most, since a bad joint is what makes gas work dangerous, and it is the same state license that covers a contractor working on it here.

Sources: Kentucky Legislative Research Commission · Kentucky Department of Housing, Buildings and Construction

Why is my heat not working?
The first thing to check is the thermostat, since a dead battery or a setting bumped to cool will stop the furnace cold. If that looks right, check the breaker box, because a tripped breaker will cut power to the furnace without any other sign. On a gas furnace, a pilot light that will not stay lit or an igniter that clicks but never catches usually means the furnace needs a contractor to look at it. With winter nights here averaging 29°F, a furnace that will not start is not something to leave for later.
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 enough warm air across it, it can freeze over and stop cooling the air at all. If the filter is clean, check the outdoor unit for anything blocking the coil, like leaves, grass clippings, or a fence panel too close to it. If airflow looks fine both inside and out and the house still is not cooling, the system likely needs a contractor to check the refrigerant charge, since that is not something a homeowner can test or add to safely.
What can I check before calling for HVAC repair?
Start with the thermostat. Make sure it is set to heat or cool as needed, the batteries are good, and the temperature setting is actually past the room's current temperature. Next, check the breaker box for a tripped breaker and the furnace or air handler for a switch that may have been bumped off. Pull the air filter and hold it up to a light. If you cannot see light through it, replace it, since a blocked filter is one of the most common reasons a system runs without heating or cooling the house well. If those checks do not fix it, a licensed contractor will need to diagnose the system directly.