Summary

Winter is when your heat pump works hardest, and using it properly can make a big difference in both comfort and energy savings. By maintaining consistent thermostat settings, keeping filters clean, ensuring adequate airflow, and scheduling regular maintenance, homeowners can maximize their heat pump’s efficiency throughout the colder months. This guide shares practical tips to help your system perform at its best, keeping your home warm, comfortable, and energy-efficient all winter long. Proper maintenance and operation can significantly improve heat pump performance and reduce heating costs.

How to Get the Most Out of Your Heat Pump this Winter

If you haven’t switched over to a heat pump system to warm and cool your home, now is the time! Heat pumps are very energy-efficient and, because they are all-in-one, year-round units, they are popular as a streamlined way to keep a home comfortable. And, if you already have a heat pump, you are enjoying lower heating bills and less energy consumption.

With cold weather here to stay throughout the winter, you will want to get the most out of your heat pump and here is how to do it.

Turn All Heads to Heat

Your heat pump is a two-directional system. It provides cool in the summer and heat in the winter. To do this, each heat pump has a control system that lets you switch it between cooling and heating. However, if a single knob or head is switched to “air conditioning,” then the system will not start. This all-or-nothing detail is a safety feature that ensures the call airflow and coolant lines flow in the same direction.

Set One Temperature for the Season

Unlike your furnace or gas heating system, heat pumps are designed to maintain a set temperature rather than constantly turning on and off. For this reason, your most efficient setting all winter is one setting that stays the same each day.

This is true even for overnight changes, your heat pump uses more energy to change the temperature than it does to maintain a single ideal temperature for your home during the winter. Therefore, set it, and forget it is the right approach for your heat pump thermostat.

Make Use of Zones if You Have a Multi-Zone System

Heat pumps make it possible to split your HVAC system into multiple zones, each with a different thermostat setting. If you have a multi-zone system, you can increase both comfort and efficiency by using those zones. This allows you to target your ideal temperature per room, including allowing for a cooler temp in sleeping areas for cuddling up under blankets and warmer temperatures in living spaces where you don’t want to bundle up indoors.

Set the Thermostat for Comfort, Not Familiar Numbers

Heat pump registers and their internal thermometers are often set near the ceiling. Heat also rises toward the ceiling, which means your ceiling fan is probably a little toastier than you are. What does this have to do with heat pump efficiency? It means you may want to set the thermostat for your heat pump (or each heat pump zone) based on your real-world comfort level. The thermostat numbers may not perfectly match your usual settings in a non-heat-pump HVAC system, but that may be because of where a multi-zone heat pump system keeps its thermometers.

Set your heat pump or multi-zones to the most comfortable temperature for each room and “forget it” for the rest of the season.

Condensation is Normal in Below-Freezing Temperatures

Condensation is a buildup of moisture inside your heat pump system that then drips into a drip pan below. A buildup of condensation is normal for any coolant-based HVAC system, including heat pumps and traditional central air conditioning. While AC may have some condensation in the summer, heat pumps also experience condensation in the winter, in freezing temperatures. The only difference is that condensation forms on the outside of the heat pump unit.

This is because condensation occurs when humid air comes into contact with a cold surface. Moisture in the air will cling to the heat pump’s cooling components, forming a layer of condensation. When the cold outside air hits the condensation, it can freeze, causing your heat pump to go through a defrost cycle, which can leave a puddle of water on the outside of the outdoor heat pump unit.

Clean or Change Your Filters

Everyone knows that a clean air filter is the key to an efficient heating or cooling cycle in your home. An outdoor heat pump unit will typically have a removable, washable filter. You can usually pull it out, hose or brush it off, and then return it to the unit. If your heat pump is hooked up to a central air system, don’t forget to change your air filter (sometimes called a furnace filter) as well, since these are disposable and should be replaced as required.

Book an Annual Heat Pump Tune-Up

Annual maintenance is one of the best ways to ensure that your heat pump is ready to keep your family cozy and energy-efficient all winter long. If you’re worried about switching modes or your heat pump has been making some odd sounds, call for an inspection before the first cold snap hits to ensure your heating system is ready.

Even without signs of trouble, an annual check-up of your heat pump and HVAC system can catch problems early and ensure that your system is working optimally before the coldest part of winter.

Take Care of All Your Heat Pump Needs at Coastal Heat Pumps

Whether you are maintaining an older heat pump or keeping a newer heat pump in great condition, the team at Coastal Heat Pumps is here to keep your family warm and “comfortable” all winter. Contact us today to discuss your heat pump’s performance and best practices, and to book your annual heat pump inspection and tune-up.

Frequently Asked Questions

What temperature should I set my heat pump to during winter?

Heat pumps operate most efficiently when maintaining a consistent temperature. Frequent thermostat adjustments can trigger auxiliary heating, which uses more energy and increases operating costs. A steady temperature setting typically provides the best balance between comfort and efficiency.

Should I leave my heat pump running all winter?

Yes. Heat pumps are designed to run for longer periods at lower energy consumption levels. Frequent system on/off cycles can reduce efficiency and make it harder to maintain consistent indoor comfort.

How often should I clean my heat pump filters during winter?

Filters should be checked monthly and cleaned or replaced as needed. Dirty filters restrict airflow, forcing the system to work harder and reducing both efficiency and indoor air quality.

Why is my heat pump covered in frost or ice?

A small amount of frost on the outdoor unit is normal during cold weather. Heat pumps periodically enter a defrost cycle to remove ice buildup. However, excessive ice accumulation may indicate a maintenance issue that should be inspected by a professional.

What can I do to improve my heat pump’s winter performance?

Keep the outdoor unit clear of snow, ice, leaves, and debris, clean filters regularly, seal drafts around your home, and schedule annual maintenance. Good insulation and proper airflow also help your heat pump operate more efficiently during winter