AC Unit Sizing

Signs and Symptoms of Improperly-Sized Air Conditioners

When it comes to achieving optimal comfort in your home, having a properly sized air conditioning unit is crucial. Unfortunately, many companies fail to properly discuss the importance of unit sizing, leading to a range of issues that can impact energy efficiency, performance, and overall comfort.

Shortcycling: The On-Off Conundrum

One common symptom of an improperly sized AC unit is shortcycling, where the unit frequently turns on and off in rapid succession. This can lead to increased wear and tear on the system, reduced energy efficiency, and uneven temperature distribution. Shortcycling occurs when the AC unit is too large for the space it is meant to cool, causing it to quickly reach the desired temperature and shut off prematurely.

Overheating: Struggling to Keep Cool

An AC unit that is too small for the space it is cooling may struggle to keep up with the demand, resulting in overheating. Overworked and strained, the unit may fail to adequately cool the space, leading to discomfort and frustration. Overheating can also lead to system malfunctions and increased energy consumption, as the unit continuously operates at maximum capacity.

Ineffective Cooling: Falling Short on Comfort

Improperly sized AC units often fail to deliver the desired level of cooling comfort. An oversized unit may cool the space too quickly, resulting in frequent temperature fluctuations and an inability to effectively remove humidity. Conversely, an undersized unit may struggle to reach and maintain the desired temperature, leaving you feeling less than comfortable.

Hot and Cold Spots: Inconsistent Temperatures

When an AC unit is not sized correctly, it can lead to hot and cold spots throughout your home. Uneven cooling distribution occurs when the unit is either too small to effectively cool the entire space or too large, resulting in temperature imbalances. These inconsistencies can make certain areas uncomfortable while leaving others adequately cooled.

The Unit Always Running: Energy Drain

If your AC unit seems to run constantly without ever reaching the desired temperature, it could be a sign of improper sizing. An oversized unit may have excessive cooling capacity, causing it to cycle on and off frequently but never fully satisfying the thermostat’s demand. This can lead to energy waste, increased utility bills, and unnecessary strain on the system.

Sizing AC Units and Heat Pumps: Leave it to the Professionals

To avoid the issues associated with improperly-sized units it’s essential to have your AC unit or heat pump sized by a professional. We consider various factors such as the square footage of your home, insulation levels, number of windows, climate, and more. By conducting a comprehensive load calculation, they determine the appropriate size of the unit that will provide efficient and reliable cooling while maintaining optimal comfort.

Consulting with HVAC professionals who can accurately size your AC unit or heat pump will ensure that you enjoy the full benefits of a properly functioning and efficient cooling system. Don’t let an improperly sized AC unit compromise your comfort — take the necessary steps to keep your home cool and comfortable all year round.

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