by O'Connor Heating & Cooling | Sep 21, 2026 | Blog
Switching between your air conditioner and heater on the same day will not damage your HVAC system as long as you wait at least five minutes between cycles. Modern thermostats and compressors need this brief window to allow internal refrigerant pressures to equalize...
by O'Connor Heating & Cooling | Aug 4, 2026 | Uncategorized
An air conditioner running non-stop in August is usually caused by restricted airflow from a clogged filter, dirty condenser coils, low refrigerant levels, or extreme outdoor heat exceeding your system’s cooling capacity. While continuous running during peak...
by O'Connor Heating & Cooling | Jul 16, 2026 | Uncategorized
An AC freezing up in July is typically caused by restricted airflow—often due to a clogged air filter, dirty indoor coils, or blocked vents—or low refrigerant levels. When air cannot flow freely across your system’s cold evaporator coil, the condensation on the...
by O'Connor Heating & Cooling | Jun 25, 2026 | Blog
A hot upstairs is typically caused by the natural physics of heat rising, poorly balanced ductwork, inadequate attic insulation, or an aging air conditioner struggling against the intense Siouxland summer heat. You can fix this two-story temperature trap by adjusting...
by O'Connor Heating & Cooling | May 20, 2026 | Blog
Humidity trap occurs in May when Siouxland temperatures are warm enough to hold moisture but too cool to trigger long air conditioning cycles, leaving indoor air damp and allergen-rich. To combat this, 2026 homeowners are shifting to predictive IAQ...
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