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Bartels Heating & Cooling Blog

Signs You Need Repairs for Your Geothermal Heat Pump


We know how important it is to keep your home comfortable year-round. One of the most efficient ways to heat and cool your home is with a geothermal heat pump. These systems are designed to be energy-efficient and reliable, but like any complex system, they can encounter problems over time.

We’ll walk you through the warning signs that you may need geothermal heat pump repair. By recognizing these signs early and calling in a professional, you can keep your system running smoothly and efficiently.

Reduced Efficiency

If you notice that your geothermal heat pump isn’t maintaining the same level of comfort as it used to, or if your energy bills have been steadily rising, your system may not be operating efficiently. A decrease in performance can indicate issues with the compressor, pump, or other components.

Strange Noises

Geothermal heat pumps are generally quiet, so if you start hearing unusual noises such as grinding, rattling, or squealing, it’s time to have your system inspected. These sounds can signal worn-out parts, loose components, or other mechanical issues.

Frequent Cycling

Does your heat pump turn on and off more frequently than usual? This short cycling can strain your system and lead to higher energy consumption and wear and tear. It could be caused by problems such as a malfunctioning thermostat, clogged filters, or a refrigerant leak.

Inconsistent Heating and Cooling

Are some rooms too hot while others are too cold? This could indicate an issue with your geothermal heat pump’s distribution system, such as blocked or leaking ducts. Inconsistent temperatures can also be a sign of trouble with the heat pump itself.


Leaks can occur in the refrigerant lines or the ground loop of your geothermal heat pump. If you notice puddles of water around the system, or if your home seems excessively humid, you may have a leak. Leaks can lead to reduced efficiency and can damage your system over time.

Unresponsive Thermostat

If you’re adjusting your thermostat and not seeing any changes in temperature, the issue could be with your geothermal heat pump. This problem may stem from a faulty thermostat, wiring issues, or problems within the heat pump itself.

Ice Buildup

Ice buildup on the coils or other parts of your geothermal heat pump is a clear sign of a problem. It could be due to a malfunctioning fan, dirty air filters, or low refrigerant levels. This issue should be addressed promptly to avoid damage to your system.

Trust the Experts at Bartels Heating & Cooling

When you notice any of these warning signs, it’s crucial to act quickly and contact a professional HVAC contractor like Bartels Heating & Cooling. Attempting to fix the problem yourself can lead to further damage and may even void your warranty.

Our team of skilled technicians has the experience and knowledge to diagnose your heat pump and perform the geothermal repair in Oxford necessary to get it back up and running. You’ll be able to enjoy the comfort and energy savings that geothermal heating and cooling provide.

Bartels Heating & Cooling has served Hamilton, OH Since 1973. Contact us for all your HVAC needs—including HVAC geothermal! 

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