Why Is My Older Home So Hard to Cool?
There's a lot to love about an older home. The character, the craftsmanship, the mature trees, the established feel of a neighborhood that's been...
Georgia winters have a reputation for being mild, and honestly, that reputation’s mostly earned. We’re not Minnesota. We’re not even Tennessee. But anyone who’s lived in Northeast Georgia long enough knows we get our share of genuinely cold stretches, and they tend to arrive fast, without much warning, and at the worst possible time.
Most homeowners here skip the pre-winter heating inspection. The reasoning usually goes: it barely gets cold enough to matter, the heat worked fine last year, and nothing seems obviously wrong. That all sounds reasonable until the first real cold front rolls in and the heat doesn’t come on.
The average overnight low in Northeast Georgia in January sits in the upper 20s to low 30s. That’s cold enough to freeze pipes, cold enough to be genuinely dangerous for elderly residents and young children, and cold enough that a heating failure stops being a minor inconvenience pretty quickly.
What makes Georgia cold snaps particularly disruptive is that they’re infrequent enough that nobody’s prepared for them. The heat might only run seriously for six to eight weeks spread across the whole winter. When it fails, it catches people off guard in a way that wouldn’t happen somewhere the system runs hard from October through March.
The shoulder season makes this worse. Northeast Georgia falls can swing wildly. A week in October might start at 78 degrees and end with overnight lows in the 40s. Your heating system goes from sitting completely dormant all summer to being called on to perform, sometimes within a matter of days.
There’s a predictable pattern to when heating systems give out, and it’s almost never in late winter when the system’s been running consistently. It’s in early November, the first time the heat gets turned on after six or seven months of sitting idle.
When a heating system sits unused for an extended period, small problems that were already developing have time to progress without anyone noticing. Electrical components corrode. Capacitors on heat pump systems lose their ability to hold a charge. Gas furnace igniters, which are made of silicon nitride or silicon carbide and are fragile by design, crack from the thermal shock of being fired up after months of inactivity. Drain lines grow algae that clogs the system.
None of these failures announce themselves. The system just doesn’t come on when you need it. And because everyone else in the area turned their heat on at the same time, HVAC companies are suddenly slammed with calls, wait times stretch out, and you’re spending a few uncomfortable nights in a cold house waiting for a technician.
A fall inspection catches these developing problems while there’s no urgency. A cracked igniter that costs a couple hundred dollars to replace in October becomes a same-day emergency call in November.
A thorough pre-winter inspection isn’t just a technician turning the system on and confirming warm air comes out.
For gas furnaces, a technician should inspect the heat exchanger for cracks. This is one of the most important safety checks on any gas system because a cracked heat exchanger can allow combustion gases, including carbon monoxide, to enter your living space. They should also check the burners, test the igniter, inspect the flue for blockages, verify gas pressure, and confirm the safety controls are working.
For heat pumps, which are far more common in Georgia than gas furnaces, the inspection should cover refrigerant levels, electrical connections and contactors, the reversing valve that switches the system between heating and cooling modes, the auxiliary heat strips that kick in on the coldest nights, and the defrost cycle that prevents ice buildup on the outdoor unit.
Both system types need a thermostat communication check in heating mode, a filter and airflow check, and an honest look at the overall condition of the equipment relative to its age.
Georgia homeowners are more likely to have heat pumps than almost anywhere else in the country because of our climate. Heat pumps are extremely efficient in moderate temperatures, which describes most of our winter. But they struggle when outdoor temperatures drop below roughly 35 to 40 degrees.
At those temperatures, a heat pump has a harder time extracting heat from outdoor air and relies on auxiliary electric heat strips to supplement. If those strips are faulty or have failed without anyone knowing, your system will appear to run in heating mode without actually warming the house on the coldest nights.
This is exactly the kind of problem that doesn’t show up during a mild October afternoon. It only reveals itself when outdoor temperatures hit that threshold, which in Northeast Georgia typically means January and February. Getting the auxiliary heat verified in the fall means you already know it works before you need it.
Fall’s the right time to book a heating inspection for two practical reasons beyond the technical ones. HVAC companies aren’t yet in the rush of heating season, so scheduling’s easier and response times are faster. And if the inspection turns up something that needs repair or replacement, you’ve got time to deal with it without being in a cold house on a deadline.
Blount’s Preventative Maintenance Agreement includes two seasonal visits per year, one in spring for the cooling system and one in fall for heating. Members get priority scheduling, which matters most in the fall when everyone else is trying to get their heat checked at the same time. The program starts at $155 per year and includes a 15% discount on parts, filter replacement, and a one-year warranty on service repairs.
Whether you’re in Good Hope, the surrounding Morgan County area, or elsewhere in Northeast Georgia, contact Blount Heating and Cooling to get your heating system looked at before you actually need it.
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