When the summer heat rolls into Springfield, your air conditioner becomes more than a luxury—it’s a necessity. But how do you know when your AC unit is simply in need of a repair or when it’s time to invest in a full replacement?
Ignoring the warning signs can lead to skyrocketing utility bills, poor indoor comfort, and even system failure during the peak of a heatwave. Here are five critical signs you shouldn’t overlook when evaluating whether it’s time to replace their air conditioner.

1. Your Energy Bills Keep Climbing
If you’ve noticed a steady increase in your monthly energy bills—even though your usage habits haven’t changed—your aging air conditioner could be to blame. Older units, especially those over 10–15 years old, lose efficiency over time and have to work harder to cool your home. This inefficiency results in higher electricity consumption.
Here in Springfield, where hot and humid summers can demand heavy AC use, running an outdated unit can significantly impact your wallet. Upgrading to a new energy-efficient system with a high SEER (Seasonal Energy Efficiency Ratio) rating can help reduce monthly costs and may even qualify you for local utility rebates or federal energy efficiency incentives.
2. Uneven Cooling Throughout Your Home
Do some rooms in your house feel like an icebox while others stay stubbornly warm? Uneven cooling is a common sign that your air conditioner is no longer distributing air properly. This could be due to aging ductwork, declining system performance, or an improperly sized unit.
In Springfield homes with varying layouts or older insulation, an outdated AC system may struggle to keep up with demand. A replacement with a properly sized and zoned HVAC system can dramatically improve whole-home comfort and airflow balance.
3. Frequent Breakdowns or Costly Repairs
If you’re constantly calling your HVAC technician for repairs, it might be time to evaluate whether those repair costs are adding up to more than the system is worth. This is especially true if your AC unit is nearing or beyond its expected lifespan of 10–15 years.
Think of it like owning an old car: you could keep replacing parts, but eventually, it’s more cost-effective to buy something new. In the long run, investing in a new air conditioner can save money and provide more reliable comfort throughout Springfield’s weather extremes.
4. Your AC Uses R-22 Refrigerant
Many older AC units still rely on R-22 refrigerant, which is being phased out due to its harmful environmental impact. As a result, R-22 is becoming more expensive and harder to find, making repairs costlier and less sustainable.
If your unit uses R-22 and needs refrigerant recharge or major component repair, it’s often a smarter move to replace it entirely. Newer systems use more eco-friendly refrigerants and meet higher energy efficiency standards—better for your budget and the environment.
5. You’re Not Comfortable—Even When the AC Is Running
If your air conditioner is constantly running but your home still feels humid, sticky, or warmer than it should, that’s a red flag. Modern AC systems are designed not only to cool your air but also to control humidity levels and maintain consistent indoor comfort.
In Springfield, where summer humidity can make it feel even hotter, poor dehumidification from an old AC system can be miserable. Replacing it with a newer model that better manages moisture can transform your home’s comfort and indoor air quality.
Your comfort is our business! Comfort Flow Heating serves all of Oregon, so contact our team today to schedule your appointment.