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Homeowners' pick for heating and cooling across central Kentucky and the Bluegrass

No Heat at All

The house is cold, the thermostat says heat, and nothing is happening. No blower, no burner, no warm air at the registers. It could be something small like a dead thermostat battery or a tripped breaker, or it could be the furnace locking itself out on a safety. Here is how we work through it in order, cheapest first.

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By our service team · vetted by the techs who do this daily

What "no heat at all" actually tells us

A total no-heat call splits into two groups right away: the furnace never tries to start, or it tries and quits. If you hear nothing at all when you raise the thermostat, we are usually looking at power or the control signal. If you hear a click, a hum, a short burst of blower, or the burner lighting and dropping out after a few seconds, the furnace is running its sequence and a safety device is stopping it. That difference is the single most useful thing you can tell us on the phone. Note whether it is silent or trying, and how long it runs before it gives up. It shortens the heating repair considerably.

The cheap causes, in order

Start with the thermostat. Dead batteries, a screen that has gone blank, someone bumping it to cool or to a lower setpoint, or a program that dropped the temperature overnight. Next is power. Check the breaker for the furnace and the switch on or near the unit that looks like a light switch, because those get flipped during cleaning or storage. Third is airflow. A filter packed solid can overheat the furnace and trip the limit switch, so it lights, warms up, and shuts down again and again. Fourth is fuel. On propane, check the tank gauge. An empty tank is a common no-heat call across the region every cold snap.

The causes that need a technician

Past those, we are into parts and gas. Flame sensors get coated and stop proving the flame, so the furnace lights for a few seconds and shuts off. Igniters crack. Pressure switches trip on a blocked flue or a clogged condensate line. Inducer motors seize. Control boards fail, and limit switches open for real reasons that need finding, not resetting. On dual-fuel systems the changeover control can leave you with a heat pump running in weather it cannot handle, which feels like no heat even though something is running. None of this is homeowner work, and none of it should be jumpered around.

Safety first, always

If you smell gas or rotten eggs, or a carbon monoxide alarm is sounding, get everyone out of the house first. Call 911 or your gas utility from outside, then call us. Do not flip switches, do not go looking for the source, and do not wait to see if it clears. Beyond that, keep it simple: no opening the burner compartment, no touching gas piping, no bypassing a safety switch to make the furnace run. If a breaker trips again after you reset it once, leave it off and call. That breaker is telling you something is wrong on the electrical side.

What we do differently on a no-heat call

We watch the full startup sequence with a meter on it. We read the control board's fault codes, check the 24 volt signal from the thermostat, test the igniter and flame sensor with actual numbers instead of guesses, and check static pressure and temperature rise to see whether airflow is the real problem. On propane and dual-fuel we verify gas pressure at the manifold and confirm the changeover is calling the right stage. Then we tell you what failed, what it takes to fix it, and whether the rest of the furnace is worth the repair. We handle heating repair and heater repair for homeowners across Kentucky, Indiana, Ohio, Tennessee, West Virginia and Georgia.

No Heat at All — common questions

My furnace lights then shuts off after about five seconds. What is that?

That pattern usually points at the flame sensor or the igniter, meaning the furnace lights but cannot prove the flame and shuts the gas off as designed. Change the filter, then call us. It is a common and fixable repair.

Can I just reset the furnace myself?

Cycling the power switch once is fine. If it locks out again, stop. Repeated resets on a furnace that keeps tripping a safety can overheat parts and hide the real fault. Let us find out why it shut down.

Should I use space heaters until you get here?

One or two on separate circuits, kept clear of furniture and bedding, is reasonable for a short wait. Never use a gas range or an outdoor grill for heat indoors. That is a carbon monoxide risk, not a heating fix.

How it works

  1. Step 1

    Tell us the symptom

    Call or fill in the quote form and describe what changed. Warm air, no air, a smell, a noise, a breaker that keeps tripping. That detail tells us what parts to bring along.

  2. Step 2

    We diagnose on site

    We check the thermostat, the electrical side, airflow and the equipment itself before we quote anything. If the problem sits in the ductwork rather than the unit, we say so plainly.

  3. Step 3

    We repair and explain

    Most air conditioning repair and heating repair work finishes in one visit. We show you the failed part, explain what caused it, and tell you what to watch for next season.

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Why homeowners call us

  • Propane and dual fuelPlenty of homes in our service area run propane heat or a dual fuel setup with a heat pump. We know how those systems switch over and why a bad changeover setting can leave you cold and burning fuel.
  • Older houses, added ductworkFarmhouses often got ducts decades after they were built, run through crawl spaces and attics. When the equipment tests fine but rooms still fight each other, we look at the duct runs and static pressure.
  • Repair before replacementA failed capacitor, a cracked wire, a clogged drain or a bad control board is a repair, not a new system. We tell you when the equipment is genuinely finished and when it is not.
  • Plain talk on the phoneWe ask what the thermostat reads, whether the outdoor unit is spinning, and when it last worked normally. That two minute conversation often shortens the visit and keeps the repair cost down.
  • All major brands, gas & electricCarrier, Trane, Lennox, Goodman, Rheem, York and more, as an independent company.
  • Straight answersIf a system is not worth repairing, we say so, often right on the phone.

About this guide

Applies toAll major brands
Safe checksYes
PricingWritten quote
Open7 days

Past the safe checks, it's a job for tools and a meter

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  • A real person answers
  • Open 7 days
  • Written quotes
  • All major brands
  • Gas & electric
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