(609) 799-3434

Year-Round Comfort Starts With a Heat Pump That’s Working Right

A heat pump handles both your heating and your cooling, which is why a problem with it affects you any time of year.

The system isn’t heating the way it used to, the cooling feels weaker than last summer, or the outdoor unit is making sounds that weren’t there before.

Princeton Air provides heat pump repair across New Jersey, and our heat-pump-experienced technicians diagnose the issue and restore the year-round comfort your home runs on. Schedule online or give us a call, and we’ll get your system back to handling both seasons the way it’s supposed to.


24/7 Emergency Heat Pump Repair

A heat pump failure at any time of year disrupts your home’s comfort.

Princeton Air is ready around the clock for emergency heat pump repair across New Jersey. Whether it’s the middle of a July heat wave or a January cold snap, you can call or request service online and get a technician dispatched to diagnose the problem and get your system running again.

(609) 799-3434

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Heat Pump Expertise From a Team Close to Home

Your heat pump deserves a service team with real experience on the equipment.

Princeton Air has serviced heat pumps across New Jersey for more than 50 years, from the early air-source systems of the 1970s through the modern cold-climate equipment installed in homes today. Our technicians work on heat pumps every week across the state, so you benefit from real familiarity with the brands and models actually installed here, and the technical fluency that only comes from years of hands-on repair work.

Years in Business

Skilled employees

Emergency Service

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What Our Heat Pump Repair Process Looks Like

A heat pump repair should leave you with confidence about what was done and why.

Here’s what to expect when you schedule heat pump repair with Princeton Air:

Get in touch by phone or through our online scheduling tool, and a team member will walk through what’s happening with your system. We work to find a service window that fits your day so you’re not reshaping your schedule around the appointment.

Your technician’s first step is a thorough inspection of both the heating and cooling modes, because heat pump issues often show up differently in each. Once the cause is identified, you get a fair estimate in plain terms before any repair work begins.

The repair wraps up with testing in both operating modes so the technician can confirm the system is performing the way it should. You leave the visit with year-round comfort restored and documentation of what was done.

(609) 799-3434

What Our Customers Are Saying

100% Satisfaction Guarantee

4.7
Based on 6436 reviews
We have used Princeton Air twice for our HVAC and once for plumbing. Each time, the technician was courteous and professional, and the issues were resolved. We recommend Princeton Air!
Tech from Princeton Air (Brian Hassan) showed up on time and performed yearly maintenance on our Kohler Generator. Very professional and courteous technician. Thanks for taking care of our generator like it was your own.

Just had a tech Cruise Rodriguez trouble shoot a minor wiring issue on our new Carrier furnace which was installed this week. As we were installing a new thermostat WiFi Honeywell there was a mismatch which Cruise located and rewired. System seems to be up and running with new thermostat.
Thank you Cruise for your expert help in resolving this issue.
Dominic is very professional and clearly knows what he is doing .
Jonathon and Louis were professional and neat! They Answered all my questions
Dominic was extremely pleasant, professional, and thorough,. He was also quite efficient. He quickly diagnosed the situation and was able to correct it. He also took the time to patiently explain my thermostat to me. Then he signed me up as a member. So heโ€™s a pretty good sales guy too!
However, I then set up an appointment for maintenance and twice Princeton Air canceled me. Iโ€™m now set up for maintenance the end of June. And thatโ€™s after they tried to set me up the end of July and I complained.And this is after Dominic signed me up as a member. Thereโ€™s something very wrong with their business model and I do not consider this good customer service. I will likely have to look for a different serviceโ€ฆ. something more responsive.
I had a great experience with Princeton Air. I had an issue with a part of my healer leaking. Within an hour of calling about this problem, Dylan, the technician, arrived at my house. He soon identified the problem. The next day 3 technicians came back and replaced the faulty part.
Repair went smoothly and efficiently, very satisfied.
One of the worries anyone with a new system would have is if it turns bad, how can it be cared of. Princeton Air answers that question. They responded quickly, sent technicians to look at the issue, and found the proper solution for you. The coordinator at the office is very nice; she would answer my email, and call me back about it even it was on weekends. Such a call is important because it tells you that you are not left out! Wish they will continue the good service. Feng.
Always appreciative of service from Princeton Air. This time it was to install a new quick-Connect hose for the gas grill. Friendly, knowledgeable, and efficient. Thank you for the great service.
Knowledgeable, Pleasant, provided insight for me to make an informed decision that best meets my needs
Technician was knowledgeable. He was able to find the issue quickly and fix the problem without issue.
Very good service. Cruise did a terrific job resolving our problem and was a pleasure to speak with.
I am so thankful to Princeton Air for sending to me your very best technician, Dominic M, on April 2 to do the maintenance for my air conditioner! Dominic is very professional, knowledgeable and talented. He was so thorough and he explained everything to me as he did it in a way to be sure I could understand. He explained what was working well and what problems needed to be addressed, then came out 2 days later and completed the repairs! I'm so thankful and I would highly recommend Dominic M!!
Brian Hassan the tech assigned to us was excellent. He was professional courteous and knowledgeable. I will ask for him again if we need anything. I will be using Princeton Air for electrical HVAC and plumbing

Thanks Brian and Princeton

Andrew

Today I had Robert Dinuzo who installed a new attic fan. Robert was knowledgeable , personable and efficient and did a great job. Good service will use Princeton air again

Andrew

Thomas Ciaccia just completed my fall maintenance check. Thomas was professional, efficient have us a full report and was able. Exceptional. Great service . Thanks Thomas

Ryan was here yesterday and did a great job. Unfortunately we need a new HVAC system but Ryan did everything he could to get us back in service. Thanks Ryan you are great

Dominic M was great. He was patient and set our new thermostat for is. It is a new type of thermostat that came with our new heat pump system and we didnโ€™t know how to use it. Dominic really took his time and set it for us he was understanding and we appreciated his effort.

Robert D was here to check a switch and once again he was great. Professional expedient and overall very accommodating .
Tom did a great job of identifying and repairing a pinhole leak in our minisplit AC system. The cost was high, but the amount of labor and material justified it – these things ain't cheap! Tom is a very personable and knowledgeable tech.
Technician arrived promptly and diagnosed the problem with our air-conditioning as being the blower that was not operating properly. Karume advised us of the ordering process, quoted us a price for the part as well as who to contact at Princeton Air Parts Dept on Monday for more information on how long it would take for the part to come in and be installed. Karume is an exemplary employee and is always welcome to make a service call at our house.
Great job.on time great experience
Great experience. Workers explained everything and completed the work.
All communication with the office was excellent. The electrician Brian who did the work explained the issue, the process of the repair and the new work beyond my expectations.
Jonathan was very thorough and professional. Thank you!
Installed new furnace and thermostat
Very professional and addressed all my concerns
Dominic M. And Christian were great honest, thorough, and very professional. We just moved into our new home and are thrilled to have started a maintenance membership with this company. The experience was smooth and reassuring from start to finish. Highly recommend!
Jason was very polite and professional and helpful, kind and willing to listen and share his experienced skills.
Erim is a talented plumber! He fixed my shower faucet with new parts which was very complicated. He was the only one who could do it. Thank you Erim!

(609) 799-3434

Heat Pump Issues Our Team Knows How to Resolve

A heat pump problem can show up in either mode, and either one deserves a thorough answer.

Princeton Air’s heat pump technicians are trained on every generation of the equipment, from older air-source systems to variable-speed cold-climate models. New Jersey winters and humid summers both put real demand on heat pump equipment, and years of regional service work inform how our team approaches each repair.

When summer cooling feels weaker than it did last season, refrigerant charge is often the first suspect. A small leak that went undetected through the winter heating months can show up as weak cooling in July. Compressor issues, a failing reversing valve, or airflow restrictions can produce the same symptom. Our technicians verify the refrigerant charge and test operating pressures in cooling mode to identify what’s actually limiting performance.

Reduced heating output often traces back to the reversing valve not fully committing to heating mode, a defrost cycle that’s stuck, or refrigerant that’s outside specification. Older heat pumps can also struggle to pull enough heat from the outdoor air during sustained cold. Our technicians diagnose the root cause rather than just adding auxiliary heat to mask the underlying problem.

A light layer of frost during cold weather is normal, and a heat pump’s defrost cycle handles it automatically. Heavy ice accumulation that doesn’t clear is a different story, and it usually means the defrost control has failed, the outdoor fan motor is weak, or refrigerant charge is off. Ignoring it damages the equipment, so prompt evaluation is the right call.

When the heat pump won’t switch between heating and cooling, the reversing valve is almost always involved. The valve itself can fail, or the solenoid that controls it can seize. Thermostat wiring issues and control board faults can also prevent the system from completing the mode change. Our technicians trace the command path from thermostat to reversing valve to find exactly where the signal stops.

Grinding, squealing, or metallic contact sounds from the outdoor unit usually mean a motor bearing, fan blade, or compressor issue. Hissing often points to refrigerant leaks. Chattering at the contactor can signal a capacitor on its way out. Each sound has a likely cause, and we investigate before replacing parts.

A heat pump working harder than it should draws noticeably more electricity, and the jump tends to show up sharply because heat pumps are typically the largest electrical load in a home. Low refrigerant, dirty coils, a weakening compressor, or auxiliary heat running when it shouldn’t are all common causes. Princeton Air’s technicians measure current draw and performance metrics to identify what’s driving the spike.

Homeowners Trust Princeton Air for Heat Pump Repair

Heat pumps are a different animal from traditional HVAC, and the repair team matters.

A heat pump involves components and control logic that a conventional AC or furnace doesn’t have. That reality shapes how we hire and train the technicians dispatched to heat pump repair calls.

Princeton Air has serviced heat pumps across New Jersey for decades, including the modern cold-climate systems that perform well below freezing. Our technicians know the characteristics of the major heat pump brands and the differences between air-source, ducted, and ductless configurations. Experience on the actual equipment is what separates a good heat pump repair from a guess.

Every heat pump repair is handled by a NATE-certified technician with training on current residential systems. Princeton Air is also a Carrier Factory Authorized Dealer, which requires sustained training on current Carrier equipment including their heat pump lineup. The credentials translate into real technical depth when your system is in front of us.

A heat pump repair starts with understanding what the system should be doing in both modes, then finding where the actual performance drifts from that baseline. Our technicians diagnose systematically instead of replacing parts until something works, which saves you money and produces repairs that actually hold.

Princeton Air handles HVAC, plumbing, electrical, and indoor air quality. When a heat pump issue involves an adjacent system like an electrical panel or a ductwork concern, a single trusted team handles the full picture rather than sending you between contractors.

Heat pumps are chosen for their efficiency, and a sloppy repair can undermine that efficiency for the rest of the system’s life. Our technicians repair with attention to refrigerant charge accuracy, airflow preservation, and the specifications the manufacturer designed the system around.

(609) 799-3434


(609) 799-3434

Princeton Air Supports Your Heat Pump Year-Round

From installation to annual care, your heat pump is in good hands.

The Princeton Air team that handles your repair is the same team that installs and maintains heat pump systems across New Jersey. One relationship spans every stage of heat pump ownership, and that continuity matters for equipment designed to run year-round.

When a heat pump has reached the end of its service life, our team handles the full replacement with attention to sizing, refrigerant selection, and installation quality. A well-installed replacement delivers the efficiency the equipment is rated for from day one.

For homes adding a heat pump for the first time or converting from a traditional furnace-and-AC pairing, thoughtful system design sets the foundation for years of reliable dual-season operation. Careful load calculation and clean installation work produce the outcomes homeowners invest in a heat pump to get.

Annual maintenance on a heat pump is more than a nice-to-have. Because the equipment runs in both seasons, catching small issues before they grow is how you keep the system efficient and avoid the mid-season breakdowns that undermine the investment.

For homes with ductless heat pump systems, our team services mini splits with the same experience and attention we bring to ducted equipment. Installation and repair work, along with ongoing service, are all within scope.


Protect a Heat Pump That Works Hard for You

A heat pump that works hard deserves care that keeps up.

You can stay ahead of unexpected issues through the Princeton Air Home Comfort Club. Membership gives you pre-scheduled maintenance, priority service, and thoughtful system evaluations that catch small concerns before they become repair calls.

You get reduced rates on service work, credits toward future installations, priority scheduling when you need it, and no dispatch fees when work is performed.

Membership extends across HVAC, plumbing, and electrical, so the same trusted team looks after every important system in your home. Ask about joining the Princeton Air Home Comfort Club when you call or schedule online.

Princeton Air Technician


Princeton Air Technician

Schedule Heat Pump Repair With Princeton Air

A heat pump that isn’t doing its job shouldn’t stay that way, and you shouldn’t have to wait long to get it fixed. Our heat pump technicians are ready to diagnose the issue, explain what’s happening, and restore the year-round performance your home relies on. Call Princeton Air or schedule online today to get your system back to both seasons.


Frequently Asked Questions

Why is my heat pump less efficient than it used to be?

Heat pumps can lose efficiency gradually for several reasons. Refrigerant charge can drift slightly out of specification from a slow leak, outdoor and indoor coils can accumulate debris that reduces heat transfer, and components like capacitors can weaken before they fail. Any one of those conditions causes the system to work harder to deliver the same comfort. A thorough diagnostic visit identifies what’s causing the efficiency loss and restores the equipment to the performance level it was designed for.

Do heat pumps actually work in cold New Jersey winters?

Modern cold-climate heat pumps do, and they do it well. Current air-source heat pumps are engineered to extract heat from outdoor air down into the single digits and below, which covers the vast majority of New Jersey winter weather. Older heat pumps struggle more as temperatures drop, which is one of the reasons aging systems sometimes benefit from replacement with modern equipment. If your heat pump is underperforming in cold weather, a technician can tell you whether it’s a repair situation or an age situation.

My heat pump won’t switch between heating and cooling. What’s wrong?

The reversing valve is the component responsible for switching modes, and a stuck or failed reversing valve is the most common cause. The solenoid that controls the valve can seize, the valve itself can fail mechanically, or the thermostat may not be sending the correct signal. The diagnosis involves testing the signal path from the thermostat through the control board to the reversing valve to find exactly where the problem sits.

How do I know whether to repair or replace an aging heat pump?

Heat pumps typically last twelve to fifteen years, sometimes longer with consistent maintenance. When a heat pump is within that range and facing a moderate repair, repair is usually the right call. When the equipment is older and facing a significant repair, replacement often makes more sense because newer cold-climate equipment is meaningfully more efficient than the systems being replaced. A Princeton Air technician can walk through the numbers so the decision reflects real economics rather than a sales pitch.

Do you service both ducted and ductless heat pump systems?

Yes. Princeton Air services the full range of residential heat pump systems, including traditional ducted central systems, ductless mini splits, and multi-zone ductless installations. Each type has its own diagnostic considerations, and our technicians are trained across all of them. Whatever configuration is in your home, we can work on it.