16 Parts Of A Heat Pump & How They Work Together

Nothing beats a heat pump for keeping your home warm and comfortable during cold winter. This fantastic device works by transferring heat from one area to another. This makes it an incredibly efficient way to keep your house at the perfect temperature all year round.

But how exactly does a heat pump work? The answer lies in its 16 components that work together like clockwork! In this article, we’ll examine these parts and explain how they combine to achieve maximum efficiency. So, let’s get started!

What is a Heat Pump?

A heat pump is a device that transfers thermal energy from one location to another. It uses a refrigerant to release and absorb heat energy, moving it from one place to another.

Heat pumps are used in many applications, including as air conditioners. They are also used as heaters and cooling systems for homes and businesses. Heat pumps can be divided into air-source and ground-source (or geothermal) heat pumps.

An air-source heat pump uses the outside heated air as its energy source, while ground-source heat pumps draw energy from the earth’s surface or groundwater sources. Both systems have advantages and disadvantages depending on your needs and budget.

16 Parts Of A Heat Pump

Now let’s get a more detailed look at the 16 components of a heat pump and how they work together.

1. Compressor

diagram showing the parts of a heat pump

The compressor is the heart of a heat pump system. First, it pumps refrigerant through the evaporator and condenser coils to transfer heat. The refrigerant gas is then compressed to increase the pressure and the temperature before releasing it into the condenser coil.

2. Expansion Valve

The expansion valve regulates the refrigerant flow in a heat pump system by controlling how much liquid or gas enters each component at any given time. It does this by using a metering device that opens or closes depending on the pressure in each element. This ensures that all components receive enough refrigerant for optimal performance and efficiency.

3. Evaporator Coil

The evaporator indoor coil of air source heat pump system absorbs thermal energy from the outside air and converts it into cool air inside your home or building. It uses a fan-forced airflow system called “evaporation” cooling technology.

As warm air passes over the evaporator coil, moisture in the form of water vapor is absorbed into its fins. Conversely, cold air is released back into your living space through ducts or vents throughout your homebuilding structure(s).

4. Condenser Coil

The condenser coil takes hot compressed gas from the compressor and releases it outdoors, where it can dissipate safely away from people’s living spaces. That way, it provides efficient cooling power without adding additional strain on your HVAC system’s other parts.

As hot gases pass through this outdoor unit, they release their stored energy. This later turns into cooler temperatures before being expelled outwards with minimal noise pollution levels due to sound-dampening materials used during construction processes for these units.

5. Refrigerant Lines

heat pump parts- refrigerant lines

These lines connect all major components within the air heat pump system together. As a result, they can work efficiently together when transferring thermal energy between different areas both indoors & outdoors simultaneously. This allows for maximum efficiency & comfort levels throughout the entire building alike.

6. Reversing Valve

Here comes another essential part of a heat pump. A reversing valve allows you to switch between heating mode (for colder climates) & cooling mode (for warmer temperatures). This will enable you to maximize energy savings year no matter what season we may be experiencing at any given time! It does this by changing the flow direction within two separate pipes connected directly onto either side.

7. High & Low-Pressure Switches

These switches are installed within the refrigerant lines to prevent excessive pressure from reaching any components. They will immediately shut off if high or low pressure is detected to keep your system running safely and efficiently.

8. Thermostat

The thermostat is responsible for regulating the temperature in your home or building. It does so by monitoring the ambient air temperature via a sensor. It then instructs your heat pump to turn on/off accordingly. This helps keep you comfortable while improving energy efficiency levels throughout spaces!

9. Electric Heating Element

This element provides an additional heating source when temperatures outside are too cold to allow your heat pump to work as it usually would (in heating mode). In addition, the electric heating element kicks in when the temperature drops below a certain level to provide an added boost of warmth when needed.

10. Defrost Cycle

The defrost cycle helps keep your heat pump from freezing during cold winter. It releases hot air inside the unit, melting any ice that might have accumulated on its outdoor components. This prevents damage and keeps your system running as efficiently as possible throughout colder climates!

11. Air Handler

heat pump air handler part

The air handler distributes warm or cool air throughout entire building spaces. It does this via ducts & vents installed within walls/ceilings. Air handlers come in many different sizes and configurations depending on your needs & how much space you need to be cooled/heated simultaneously etc.

12. Blower Motor

The blower motor powers the air handler, pushing out the warm/cool air throughout the building. It is usually located inside a cabinet or closet within the home, making it convenient to access when maintenance needs or repairs arise in the future.

13. Drain Pan & Condensate Pump

The drain pan collects any condensation that forms within your heat pump system. The condensate pump moves this excess water from the unit into drainage systems outside the living space(s). This helps keep moisture levels low in the home environment and prevents potential damage from occurring due to leaking components within the system.

14. Outdoor Fan & Air Filter

The outdoor fan helps move cool air through the outdoor components of the heat pump for optimal performance. In addition, the air filter catches any debris that might enter systems, such as dirt or dust particles. This prevents them from reaching internal components and affecting their overall efficiency levels.

15. ECM Motor

The ECM (Eddy Current Motor) helps regulate the blower motor’s running speed, allowing you to adjust your system according to your comfort and energy-efficiency needs.

16. Accumulator

The accumulator collects any refrigerant that may have been left behind during installation. It prevents this leftover liquid from entering other components and damaging them, ensuring your heat pump can work without any issues for years!

Conclusion

All these parts of a heat pump work together to make the heat pump efficiency in providing warmth and comfort in your home or building year-round. With regular maintenance, a heat pump can last for decades! If you’re looking for a reliable and efficient way to keep your home or business heat pump in good condition, look no further than Aquarius Home Services. Our team of experts can provide you with the care and maintenance needed to keep your machinery running smoothly for years. Contact us today!

Debra Larsen
Debra Larsen
1718674439
Wow!! Talk about over and above in customer service! As a homeowner I highly recommend Aquarius. They were incredibly thorough and also took the time to do “extras” for me that I didn’t expect. They found and fixed problems that other companies would have walked away from. I have owned my home for 28 years and I am thrilled and just blown away by the level of excellence and customer service I received. I am going to use Aquarius for absolutely everything. Everything. Thank you, thank you, thank you!!!!
Alan Wetzel
Alan Wetzel
1718657730
Micah was thorough, efficient, and explained things while servicing the water heater. Also he is a pleasant person to be with during the service call.
Ben Nelson
Ben Nelson
1718647531
Great experience. Thanks for getting our A/C back on so quickly.
Terry Bilse -Kraft
Terry Bilse -Kraft
1718637426
Mike was very professional, polite and did a very good job of letting me know the condition of our AC unit.
Cherie. Skildum
Cherie. Skildum
1718633975
While the plumber was the nicest guy, I truly felt that the service was very slow. Installing 2 faucets and a shower head and simple control should never take 4 1/2 hours!! And our plumbing was up to code! A pretty big bill for a little work.
Chuck
Chuck
1718544944
Nick is awesome…figured out the recurring issue instantly. I can’t thank him enough for getting us up and running promptly and efficiently. Super positive attitude even after a long day, would request him for any future work.
Bill Sherck
Bill Sherck
1718471827
AC not working and Nicholas got to us on the weekend and problem-solved the blown fuses. No charge as warranty work. Professional. Thank goodness before excessive heat warbing! Thanks Aquarius!
Pat Alexander
Pat Alexander
1718405710
The most thorough AC check up I have EVER had in the 18 years I have owned my house. And I get AC and furnace check up done EVERY year.
Ileana Essig
Ileana Essig
1718398249
Ethan was friendly and very informative. When he arrived, I made it clear that I was not interested in additional services, just the tuneup/inspection of my HVAC system. He went over the results and answered my questions with thorough explanations without trying to upsell me via a list of ’recommendations’, which I sincerely appreciated.
Richard Pierson
Richard Pierson
1718388233
Michael Brandt
Michael Brandt
1718382329
Nick and Marcus were knowledgeable, efficient, and friendly. Great service call.
Nathan McCauley
Nathan McCauley
1718325023
Ethan did a great job servicing our A/C unit and went above and beyond the call of duty by removing the mice that had taken up residence in the unit.Thank you.
LA Paul
LA Paul
1718317846
Nicholas and Marcus went over everything in detail and explained what should be prioritized. Even tolerated the cat that wanted to supervise their work. Great employees for Aquarius, always responsive and professional. Ended up scheduling another appointment for some electrical repair. Great company to work with.
John Stiehl
John Stiehl
1718316855
Anson MacFarlane
Anson MacFarlane
1718314204
Great service!
Joel DeMarais
Joel DeMarais
1718222835
Completely satisfied with the work Chris, Nick and Matt did installing a new Furnace and A/C system. They were very thorough, courteous and professional!
Ted ALLISON
Ted ALLISON
1718216675
Raymond Cruz
Raymond Cruz
1718192723
RayVery satisfied and impressed!Thanks to Travis, David, Adam & EricFriendly, professional and knowledgeableThey arrived explained what was going to happen and kept me updated on the process.Answered my many questions.As they finished cleaning everything up. They again insured that I had no other questions before leaving.GREAT JOB!!
Patty George
Patty George
1718150859
Brandon was great! He gave great advice, had attention to details, was helpful and trustworthy. I love that I can be in a service program with Aquarius to help me remember the updates and cleanings during the year, especially when I have too many things to remember to do. ☺️
Bryce Chu
Bryce Chu
1718148665
Nick and his partner were incredibly thorough in their inspection of my AC and furnace unit. They clearly pointed out areas of concern as well as what working properly both inside and outside. They presented clear options for repair or intervention. I felt was given all the information I needed and had all my questions answered in simple direct language that most laymen unfamiliar with jargon could understand. Highly recommend.
Dale and Carol Tilden
Dale and Carol Tilden
1718131763
Aquarius takes excellent care of my water softening and heating as well as my furnace and air conditioning systems. Also just had a new electric panel installed (needed updating).
Debra Klejeski
Debra Klejeski
1718055650
Jon answered our questions and explained everything on the checklist. He was very professional and courteous!
Jeff Peterson
Jeff Peterson
1718055086
Wally Lee
Wally Lee
1718044949
Brandon did a great job for us with our A/C general maintenance check. Very knowledgeable, and was professional and efficient.
Joe Capistrant
Joe Capistrant
1718042522
Nate is wonderful. Knows his stuff. Resolved a troublesome problem. Very pleasant, enjoyable fellow.
Cindy Rae Dainsberg
Cindy Rae Dainsberg
1718034743
Brandon was exceptional. Professional. Knowledgeable. Efficient. Kind. Caring. Remembers the client from previous visits. An excellent example of what Customer Service should be to keep customers coming back.
Gary Smith
Gary Smith
1718030176
Excellent technician. Nick is an outstanding young man and very knowledgeable. I felt like he was giving me an honest assessment of my system.
mary bond
mary bond
1717801266
Our water heater went out on Fri evening. We called Aquarius early Sat morning and they said earliest they could get out was Mon. On Sun I received a text confirming our Mon appointment but on Mon morning they called and said the earliest they could get to us was the following week !We should be without hot water till then ? We are not a new customer…. 5 months previously we had a new furnace and air conditioner installed at quite an expense. I am appalled at their service or rather lack there of ! As an established customer they felt waiting approximately 10days without water was acceptable Bad, Bad, Bad !Two weeks later…The air conditioner Aquarius installed in Dec failed to cool when we turned it on on our 1st warm days. After the poor experience I had had with them I didn’t want to deal with them again but since it was under warranty I had to. We were told we would have a technician out Wed morning. After waiting at home all day they called and canceled at 4pm. We were rescheduled for Fri morning. We had several calls during the day with updates At 5:22 pm we received a cal the tech would be here at 6pm. We cancelled our dinner reservation and are awaiting his arrival.I realize our air conditioning is not an emergency but we have spent 2days waiting for our scheduled service. This is in addition to the 10days they wanted us to wait for a new water heater(which I do think is an emergency) I feel bad for the tech who I’m sure has had a long day and must now come at 6 on a Fri evening. Once again I repeat Aquarius has failed us again !!
Todd Schull
Todd Schull
1717795955
Riley was the tech that performed our membership maintenance check-up. He did an outstanding job explaining what was included in the maintenance check-up. After his inspection, he was very detailed, using pictures, to help describe what he found and he made recommendations on what should be addressed now and what could wait until our next membership maintenance check-up. He was very thorough doing the repairs, cleaning impeccably both our furnace and air conditioner. We are going to request Riley for all our member maintenance check-ups going forward.
Gary Winkel
Gary Winkel
1717786300
John Keller
John Keller
1717778469
Gordy replaced my lawn faucet once it was clear that it could not be repaired. He explained the problem and the process to fix it in a clear and professional manner. The cost were what I expected for such a job.
Robert McDivitt
Robert McDivitt
1717771730
Great service from Ethan. Very helpful and professional.
Frank Potocnik
Frank Potocnik
1717721504
Service Tech Nick was great. Thank you
Anthony Mielzarek
Anthony Mielzarek
1717713912
Riley is always a professional when coming to the house for HVAC services. He is always a pleasure to deal with! Even my dogs like him!
Nancy Anderson
Nancy Anderson
1717632583
Our thermostat was not working properly. Called Aquarius & they contacted , Nick Sarinske. He arrived soon after & was able to figure out what the problem was. He explained the problem & the solution very thoroughly. Great service🙂
david e brown
david e brown
1717628659
Friendly. Fast. Great staff
Sue Austin
Sue Austin
1717607256
Chris Becker
Chris Becker
1717547200
Nick stayed until my AC problem was fixed and verified it worked, even stuck around as we were hit by a rainstorm. Very impressed. Thank you, Nick, for going the extra mile to check (and replace!) that capacitor, educate me a bit on the AC unit itself, and making sure it worked before leaving!
Lloyd Lindenfelser
Lloyd Lindenfelser
1717540351
Very knowledgeable and helpful!Received prompt estimate for repairs. Thanks, Paul
kay Linsmeier
kay Linsmeier
1717527233
Tried to take advantage of me, because I am old. Tried charging me $2100 to replace a part on unit that costs $800, per other estimates, very disappointing.
Jim Muehlbauer
Jim Muehlbauer
1717523996
Guys were on time, and did an excellent job. They explained everything to our satisfaction, Great job!
Will Determan
Will Determan
1717518929
Nick was over the top wonderful to work with, highly efficient troubleshooter, and a proper gentleman! Highly recommend!!
T.R Hinrichs
T.R Hinrichs
1717453461
Great friendly service!
barry spotts
barry spotts
1717448139
Very knowlegable
Greg Benson
Greg Benson
1717440410
Serviced our soft water system, very professional
Gary Fritz
Gary Fritz
1717427584
Brent was on time, friendly, courteous, and efficient in his work. And left no trace. Very clear as well when discussing services rendered and needs I should keep in mind.
Julie A. Stoner
Julie A. Stoner
1717261784
This was the first time we used Aquarius Service. We were really impressed! 👍 Our Technician's name was Casey Ogilvie. He was very Professional.😊 Always explained everything he was doing & was able to resolve the problem, right away & was very well informed about the task @ hand. No complaints! Seems like a really nice guy.🙂Thanks, again, Casey, for a job well done! ✅ May/2024.
Doug Hicks
Doug Hicks
1717256807
Very professional.
Hager Studios
Hager Studios
1717163166
Friendly, knowledgeable techs, good install on my furnace and heat pump. Overall a very positive experience.
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