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A contractor quoting a furnace repair in Blanco County has to sort out what actually broke the equipment, and the answer here is almost never the weather. 59 severe weather events were recorded in Blanco County, Texas between 2015 and 2024. At that rate, severe weather is real but infrequent enough that it rarely accounts for a failed heat exchanger, a worn inducer motor, or a cracked burner. Those failures track age and service history far more reliably than storm exposure. A contractor who blames the weather without ruling out deferred maintenance or original installation quality is skipping the more likely cause.
Furnace repairs in housing stock this age hinge less on diagnosing the fault than on what a contractor finds once the unit is open. Half the homes in Blanco County, Texas were built in 1998 or earlier (2020-2024 ACS 5-year). A system running in a house that old may take a heat exchanger, a control board, or a gas valve that manufacturers stopped stocking years back, and that gap between available parts and what the unit actually needs is where a repair either moves forward or stalls. The contractor has to open the furnace and identify the exact components before any repair timeline means anything.
The Parts of a Furnace a Contractor Checks First
The heat exchanger sits inside the furnace cabinet in a mechanical closet or utility room and is the piece a contractor looks at hard during any repair call. Cracks or corrosion there affect the whole system. The burners feed it directly, and a fault in the burners shows up as uneven heating, ignition trouble, or a unit that cycles on and off without warming the house.
The blower motor and its fan wheel push conditioned air out through the supply side of the system, and a failed motor or a seized wheel is a common reason a furnace runs but nothing moves. The igniter and flame sensor sit near the burner assembly and are frequent first suspects when a furnace will not light or shuts down seconds after it starts.
The drawing shows a typical furnace layout, and a licensed contractor determines which components apply to the specific equipment and installation in your home.
Get matched in Blanco CountyBlanco County, by the numbers
59 severe weather events were recorded in Blanco County, Texas 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 Blanco County, Texas were built in 1998 or earlier (2020-2024 ACS 5-year).
U.S. Census Bureau, 2020-2024 American Community Survey 5-Year EstimatesBlanco County, Texas holds 6,129 housing units (2020-2024 ACS 5-year).
U.S. Census Bureau, 2020-2024 American Community Survey 5-Year EstimatesOwners occupy 76.2% of the occupied homes in Blanco County, Texas (2020-2024 ACS 5-year).
U.S. Census Bureau, 2020-2024 American Community Survey 5-Year EstimatesCodes & Standards for Furnace Repair in Blanco County, Texas5 sourced rules & standards
What HVAC Repair Looks Like in Blanco County
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 Blanco County, Texas
In Texas a person may not engage in air conditioning and refrigeration contracting unless that person holds a license issued under the state air conditioning and refrigeration contractor law.
Severe Weather Events in Blanco County
Blanco County weather puts real stress on furnaces, and that stress shows up as repair calls. Knowing the local pattern helps a contractor anticipate what equipment in this area has been through.
59 severe weather events, 2015–2024. Source: NOAA National Centers for Environmental Information, Storm Events Database.