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24/7 Emergency HVAC Repairs

When your system fails in the middle of a hot summer night or during a freezing winter weekend, waiting for regular business hours isn’t an option.

That’s why Haller offers 24/7 emergency HVAC repair services, so you’re never left dealing with uncomfortable or unsafe conditions for long. We arrive with the tools and experience needed to quickly diagnose the issue and make the necessary repairs on the spot whenever possible. You will know what is wrong and what it costs before any work begins.

(717) 204-8120

4.7
Based on 9536 reviews
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Carrier Residential Factory Authorized Dealer
North American Technician Excellence - NATE - Certifying the Finest in HVACR

Pennsylvania’s Local HVAC Professionals

Choosing the right team for HVAC repairs makes all the difference when your comfort and safety are on the line.

Since 1981, Haller has helped homeowners throughout Central and Eastern Pennsylvania solve heating and cooling problems with proven expertise.

Safety is always our top priority, and every repair is performed with careful attention to protecting your home and your system. We stand behind our work with a 100% satisfaction guarantee.

Emergency Service

HVAC Systems Serviced

Trucks on the Road

Our Tested, Trusted HVAC Repair Process

Scheduling HVAC repair service with Haller is simple and designed to get your system back up and running as quickly as possible.

From your first call to the final repair, we make the process straightforward, transparent, and focused on your comfort.

Start by contacting Haller online or by phone to request service at a time that works for you. Our team will gather a few details about your HVAC issue to ensure we’re fully prepared for your visit.

A skilled technician will arrive on time and perform a thorough inspection of your HVAC system. We take the time to identify the root cause of the problem, not just the symptoms.

Once we’ve diagnosed the issue, we’ll explain what’s going on in clear, easy-to-understand terms. You’ll receive straightforward recommendations and upfront information so you can make the best decision for your home.

After your approval, we’ll get to work making the necessary repairs using quality parts and proven techniques. Before we leave, we test your system to make sure everything is running safely and efficiently.

(717) 204-8120


What Our Customers Are Saying

Learn More About Our 100% Satisfaction Guarantee

4.7
Based on 2696 reviews
Eric Schneider
10 hours ago
We were extremely pleased with Christian's professionalism, attention to detail and his knowledge of our systems. We look forward to seeing Christian again.
Donald Palmer
24 hours ago
Technician knowledgeable and professional. Completed maintenance work on our RINNAI hear pump water heater effiently and in a timely manner. Great maintenance appointment!
Steve and Asa did great work. Would highly recommend
Nancy Ross
1 day ago
Eli called and was here on time for mi yearly plumbing inspection.He was a pleasure to work with.He showed and explained wahar was needed to correct.He had the parts and was able to do the job on the spot.I will ask for Eli again.He represented Haller very well.
Allen Ramsey
1 day ago
Westley was very friendly, thorough, and extremely neat. You can tell when a man takes pride in his work, and he obviously does.
Great people to work with, in and out quietly and neatly. Very pleased!!
Complete and friendly service.
Joan Picker
1 day ago
Tech was thorough. Explained what he did.
PepperFlare66
2 days ago
The work was done quickly and high-quality and I was very happy with the outcome
Paige Baxter
2 days ago
Had to replace water heater and radiator due to flooding, Haller made it easy and prompt! Very quick turnaround from initial inspection to replacing the system with a combi-water heater and boiler, very clean, professional, and fantastic work! HVAC techs Caleb and Kaz explained how the new system worked very well and what kind of maintenance I can expect. I will absolutely be going back to Haller again and again for work.
Duped By Dines
2 days ago
Jason was punctual and installed several outdoor security lights competently.
Claudia Bossert
2 days ago
The service is perfect! Thorough and fast! Always polite and nice and always explaining what they do and why!
leighs522
2 days ago
Prompt knowledgeable service.
Dennis Carroll
2 days ago
Trenton arrived on time to perform an annual pre-winter furnace inspection. He was friendly and personable, and set about with the inspection immediately. Performed all the required equipment checks and readings, and changed the filters. He was absolutely professional in his demeanor and highly skilled in his technical expertise. Just what I have come to expect from all of Haller's associates. Happy to provide my highest recommendation to Haller Enterprises and their outstanding staff and technicians.
John P.
6 days ago
Ricardo provided our fall tune-up. He was very thorough and answered any questions I had regarding our heating system. In addition, he was very personable and completed the work in a short amount of time allowing me to free up the rest of my day. Any time I call Haller they are friendly and able to answer any of my questions. I would recommend them for future HVAC needs.
Kate Ritter
6 days ago
Christopher was wonderful. He clearly explained everything to me.
Nevin was thorough, knowledgeable, and competent. I’ve never had my water heater and boiler cleaned as well as he did. I’d like to have him back! Thank you!!
Haller is fantastic, PM time of the year, expert FSE Jonathan onsite, completed the service of all units in a few hours, we were back up and running in no time. Customer Service & FSEs are courteous & knowledgeable. Highly recommended. Charles.
Sarah Elizabeth
1 week ago
Above and beyond service!
Spider Lee
1 week ago
Haller HVAC technician Kenneth M. came to my home to inspect my HVAC system. As a part of the "Home Comfort Club," I was scheduled for a furnace check-up. Kenneth very patiently explained to me what he was doing, and how my system measured on his instruments. He made some recommendations for me to consider. He was professional, efficient, and friendly. I much appreciate Haller technicians taking their time to educate me on the various systems in my home.
Ryan Lange
1 week ago
Michael was prompt and efficient. He chose an option to solve my outlets problem that saved me time and money. He was exceptionally knowledgeable and explained what he was doing as he was doing it so a non-expert could understand it. I learned from the experience and now have a working outlet. I'll call upon Haller again if I need more work done. Thank you, Michael!
Gale Zorian
1 week ago
Carl is great! …Professional, personable and executes his work beautifully. He is my main HVAC person… Thank you Carl
Kathy Sapio
1 week ago
Jonathan did a great job to install a water heater the same day! The Haller Team came thru for me again with quick service after another local contractor failed. Simply the best and most efficient.
Daniel Tinker
1 week ago
Great service and work
tina coumbe
1 week ago
Always great service. Thank you

Our Expert Technicians Can Repair Any HVAC System

Several HVAC systems heat and cool homes across Pennsylvania. Haller repairs these systems and others:

Cool temperature icon

Central Air Conditioning

Central air conditioners cool air from one central location in your home and distribute it through ductwork. When your AC isn’t working, you can trust Haller to fix the issue quickly.

Ductless system

Ductless Systems

These distribute cool air from a wall-mounted system and pump warm air through the outside unit.

thermostat icon

Smart Thermostats

These devices allow you to set and control the temperature in your home remotely or on a schedule. If your thermostat isn’t connected or malfunctioning, call Haller for reliable thermostat repair.

Heat Pump

Heat Pumps

Heat pumps provide heat in the winter and cool air in the summer using a reversing valve.

If your heat pump isn’t cooling or heating properly, call Haller.

Furnace

Furnaces

Furnaces use natural gas to warm air from a central location and circulate it through ductwork. A broken furnace can be uncomfortable during winter in Pennsylvania. Call Haller for fast furnace repairs.

Boiler

Boilers

Boilers supply the transfer of hot air in your home by heating a liquid (usually water) and distributing the heat through baseboards or radiators.

Humidifier

Humidifiers

These add moisture to the air, either through your central HVAC or a stand-alone system.

geothermal heating icon

Geothermal Heating

Geothermal systems transfer heat into your home from the earth’s surface.

(717) 204-8120

Common HVAC Repairs Our Team Handles

HVAC systems are made up of many moving parts, and over time, wear and tear can lead to a variety of issues.

At Haller, our team is experienced in diagnosing and repairing all types of heating and cooling problems, helping restore comfort to your home quickly and efficiently.

Low refrigerant levels can cause your air conditioner to struggle to cool your home effectively. We locate the source of the leak, repair it, and recharge the system to restore proper performance.

A malfunctioning thermostat can lead to inconsistent temperatures or a system that won’t turn on at all. We repair or replace thermostats to ensure accurate temperature control and reliable operation.

Electrical issues like faulty capacitors, relays, or wiring can prevent your system from running safely. Our technicians identify and replace damaged components to get your system back online.

Clogged condensate drain lines can cause water leaks and even system shutdowns. We clear blockages and ensure proper drainage to prevent further damage.

If your system isn’t moving air properly, a failing blower motor could be the cause. We repair or replace the motor to restore consistent airflow throughout your home.

Heating systems that won’t start often have ignition or pilot light problems. We troubleshoot and repair these components to safely restore heat when you need it most.

Why Your Neighbors Trust Haller for HVAC Repairs

When your HVAC system needs repair, you want a company that delivers reliable results and a smooth experience from start to finish.

Pennsylvania homeowners continue to choose Haller because we combine proven expertise with responsive service and long-term support.

HVAC problems don’t wait for business hours, and neither do we. Our team is available around the clock to respond quickly and restore your comfort when you need it most. 

Our Home Comfort Club makes it easier to stay ahead of unexpected breakdowns with routine maintenance and exclusive benefits. Members enjoy added peace of mind, priority service, and long-term savings on repairs.

Our technicians are NATE-certified, which means they’ve met some of the highest standards in the HVAC industry. You can trust that your system is being repaired by highly trained professionals who know how to get the job done right.

Haller is proud to be a BBB Accredited Business, reflecting our commitment to honesty, transparency, and customer satisfaction. We work hard to earn and maintain the trust of every homeowner we serve.

As a Carrier Factory Authorized Dealer, we meet strict standards for technical expertise and customer service. This distinction means you can expect high-quality repairs backed by a trusted name in HVAC.

HVAC technician showing homeowner inside of furnace

(833) 222-2953

(609) 799-3434

Should You Repair or Replace Your HVAC System?

Some HVAC issues can be fixed quickly, while others may point to bigger problems that make replacement the smarter long-term investment.

At Haller, our technicians evaluate several key factors to help you make the right decision for your home and budget.

The age of your HVAC system plays a major role in whether repair or replacement makes sense. If your system is more than 10–15 years old, frequent repairs may be a sign it’s nearing the end of its lifespan.

Consider how much the repair will cost compared to the value of your system. If the repair is expensive or keeps recurring, investing in a new system may save you more money over time.

Older systems tend to be less efficient, which can lead to higher energy bills. Replacing your system with a newer, high-efficiency model can improve comfort while reducing monthly operating costs.

If your HVAC system needs repairs more often than not, it may no longer be reliable. Ongoing issues can add up quickly, making replacement a more practical and stress-free solution.


Stay Ahead of HVAC Issues with Regular Maintenance

Keeping up with routine HVAC maintenance can make a big difference in preventing unexpected issues.

Regular service allows technicians to identify minor problems before they turn into major repairs, while also helping your system run more efficiently and last longer.

With Haller’s Home Comfort Club, staying on top of maintenance is simple. Our membership program includes scheduled tune-ups, priority service, and exclusive benefits that help you avoid costly repairs and keep your home comfortable year-round.

Homeowner greeting Haller technician at the door for maintenance



Male Haller tech with tool bag entering residential home smiling.

Schedule HVAC Repairs with Haller

When your HVAC system breaks down, getting it fixed quickly and correctly becomes your top priority.

At Haller, we focus on delivering prompt service, accurate diagnostics, and dependable repairs that restore comfort without added stress. No matter the issue, you can count on us to provide honest recommendations and quality workmanship every step of the way.

Call or contact us online to book your HVAC repair today.


Frequently Asked Questions About HVAC Repairs

How do I know if my HVAC system needs repair?

Common signs include unusual noises, weak airflow, inconsistent temperatures, or higher energy bills. If your system isn’t performing the way it should, it’s best to have it inspected by a professional.

How quickly can Haller respond to HVAC repair requests?

We offer prompt scheduling for standard repairs and 24/7 emergency service for urgent situations. Our goal is to respond as quickly as possible and restore your comfort without delay.

What happens during an HVAC repair appointment?

Our technician will inspect your system, diagnose the issue, and explain the recommended solution. Once you approve the work, we’ll complete the repair and test the system to ensure it’s running properly.

Is it better to repair or replace my HVAC system?

It depends on factors like the system’s age, the cost of repairs, and how often it’s breaking down. Our team will provide honest recommendations to help you choose the most cost-effective and reliable option.

How can I prevent future HVAC problems?

Routine maintenance is key to avoiding unexpected breakdowns and improving system performance. Joining Haller’s Home Comfort Club makes it easy to stay on schedule with professional tune-ups and ongoing care.

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