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A furnace repair in Palm Beach County sits inside a weather record that is hard to ignore. 209 severe weather events were recorded in Palm Beach County, Florida between 2015 and 2024. At that rate, a contractor opening a furnace here expects to find components that have been running against real cumulative load, not occasional stress. Heat exchangers, blower motors, and ignition assemblies all carry wear that reflects what the system has been asked to do in this climate. That is why a contractor's diagnosis separates the parts that gave out under load from those that failed because the system was old or missed scheduled service, since the two produce different repair scopes and different bills.

Furnaces in houses this old have often been swapped out at least once already, which means the unit a contractor opens may be a generation behind what manufacturers currently support. Half the homes in Palm Beach County, Florida were built in 1986 or earlier (2020-2024 ACS 5-year). A system installed into that stock years after the house was built can sit in a parts-availability gap where the equipment is too old to source easily but the house itself is sound. When a contractor opens the unit, the repair scope often comes down to whether the heat exchanger, igniter, or control board the system requires is still in production, and if it is not, the job changes in a way that has nothing to do with the ductwork or the structure around it.
The Parts of a Furnace a Contractor Checks First

The furnace itself sits in a utility closet, basement, or garage and is the piece doing the most work when something goes wrong. Inside it, the heat exchanger is the part a contractor looks at closely during a repair call. Cracks or failures there are the reason a furnace blows cold air or shuts itself off.
The blower motor sits inside the same cabinet and pushes conditioned air out into the home. The igniter and the flame sensor are small components that sit near the burners, and either one can stop a furnace from lighting at all. The thermostat on the wall is where a contractor often starts, because a wiring fault or failed sensor there can mimic a much larger problem.
The drawing shows a general layout of these components, and a licensed contractor determines which of them applies to the specific system in your house.
Get matched in Palm Beach CountyPalm Beach County, by the numbers
209 severe weather events were recorded in Palm Beach County, Florida between 2015 and 2024.
NOAA National Centers for Environmental Information, Storm Events Database, bulk CSV export, events 2015-01-01 through 2024-12-31.Half the homes in Palm Beach County, Florida were built in 1986 or earlier (2020-2024 ACS 5-year).
U.S. Census Bureau, 2020-2024 American Community Survey 5-Year EstimatesPalm Beach County, Florida holds 719,463 housing units (2020-2024 ACS 5-year).
U.S. Census Bureau, 2020-2024 American Community Survey 5-Year EstimatesOwners occupy 70.1% of the occupied homes in Palm Beach County, Florida (2020-2024 ACS 5-year).
U.S. Census Bureau, 2020-2024 American Community Survey 5-Year EstimatesCodes & Standards Governing Furnace Repair in Palm Beach County, Florida5 rules & standards
What the Repair Visit Looks Like
Non-weatherized gas furnaces manufactured on or after November 19, 2015 must reach 80.0 percent AFUE.
Non-weatherized oil-fired furnaces manufactured on or after November 19, 2015 must reach 83.0 percent AFUE.
Mobile home gas furnaces manufactured on or after November 19, 2015 must reach 80.0 percent AFUE.
Non-weatherized gas furnaces manufactured on or after December 18, 2028 must reach 95.0 percent AFUE, up from the 80.0 percent minimum that applies to units manufactured before that date.
Licensing Rules for HVAC Repair in Palm Beach County, Florida
Florida requires a person to be certified or registered in order to engage in the business of contracting in the state.
Severe Weather Events in Palm Beach County
Florida's climate puts furnaces and cooling systems under pressure that homeowners in milder places rarely see. Repair frequency, part wear, and the load a system carries all track closely with what the weather does to a home year after year in Palm Beach County.
209 severe weather events, 2015–2024. Source: NOAA National Centers for Environmental Information, Storm Events Database.
