by O'Connor Heating & Cooling | Oct 1, 2026 | Blog
You generally should not cover your air conditioner in the winter with a full plastic tarp or airtight wrap. Modern outdoor AC units are engineered to endure sub-zero temperatures, snow, and ice. Tightly wrapping your unit traps internal moisture, which accelerates...
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...
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