Maintenance steps to prevent HVAC breakdowns

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eloisebethune1 20 Nov 2025

A practical overview of common AC and furnace issues, how technicians diagnose problems, and the maintenance steps that keep systems efficient and reliable in Charleston’s climate.

When cooling or heating fails, quick testing saves time and money. During an AC visit, technicians check airflow, refrigerant pressures, electrical components, and thermostats to identify faults and restore comfort. Furnace service covers flame sensors, igniters, safeties, and venting. After repairs, a maintenance plan with coil cleaning, filter changes, and tune ups helps prevent repeat issues. Ductwork repair and indoor air quality upgrades can solve hot-cold spots and reduce allergens. In Charleston HVAC, AC Heating and Air Conditioning Services offers same day scheduling, clear estimates, and explanations you can act on. schedule service