Is It Safe to Run Your AC With a Refrigerant Leak?

August 5, 2024

The Risks of Continuing to Run a System With Low Refrigerant

When homeowners suspect a refrigerant leak, a common question is whether it's safe to simply keep running the system until a repair can be scheduled. Old Glory Air Conditioning and Heating explains why this approach carries more risk than many homeowners realize.

The System Isn't Designed to Run Safely at Low Charge

Air conditioning systems are engineered to operate with a specific refrigerant charge. Running the system with less refrigerant than intended doesn't just reduce cooling performance, it also changes the operating pressures and temperatures within the system in ways it wasn't designed to handle.

Increased Risk of Compressor Damage

One of the most significant risks of continuing to run a system with low refrigerant is damage to the compressor, often considered the most expensive component in your air conditioning system to repair or replace. Low refrigerant can cause the compressor to run hotter and under different pressure conditions than intended, accelerating wear.

Ice Formation Can Compound the Problem

Low refrigerant often leads to ice formation on the evaporator coil, which further restricts airflow and can create a cycle of worsening performance. Continuing to run the system in this condition can potentially cause water damage as the ice eventually melts, in addition to further mechanical strain.

Reduced Cooling With No Real Benefit

Beyond the risk of damage, running a system with a known refrigerant leak typically doesn't provide meaningful cooling benefit anyway, since the reduced refrigerant charge significantly limits the system's ability to properly cool your home.

The Leak Will Continue Regardless

Since refrigerant leaks don't resolve on their own, continuing to run the system doesn't improve the situation, and refrigerant levels will simply continue to drop over time as the leak persists, worsening the underlying problem.

Environmental Considerations

Refrigerant leaks also release refrigerant into the atmosphere, which carries environmental considerations depending on the specific refrigerant type used in your system. Addressing leaks promptly helps minimize this environmental impact as well.

What to Do If You Suspect a Leak

If you notice signs of a refrigerant leak, such as reduced cooling performance, ice on the coil, or hissing sounds, it's best to turn off the system and schedule a professional inspection rather than continuing to run it in hopes of getting by until repairs can be scheduled.

The Proper Repair Process

Addressing a refrigerant leak involves locating the source, repairing the affected component, and then recharging the system to the correct level, ensuring the underlying issue is resolved rather than just temporarily masked.

If you suspect a refrigerant leak, our team can quickly diagnose the issue and provide proper repair and recharge services to protect your system from further damage.

Schedule a Refrigerant Check