Heat Pump Repair Keeping California Comfortable

Heat Pump Repair in San Rafael

Veteran-Owned. No Upselling. Mitsubishi Electric Diamond™ Elite Certified.

When your heat pump stops keeping up, you need a repair team that shows up prepared. Tech Air is a veteran-owned HVAC company serving San Rafael and the broader Marin County area. Our technicians are licensed, insured, and trained to diagnose heat pump problems accurately the first time. We treat every property with care and keep service disruptions as brief as possible.

Our commitment is straightforward: honest assessments, reliable repairs, and competitive pricing with no upselling. Whatever your heat pump needs, that’s what we deliver.

If your heat pump isn’t heating or cooling the way it should, call Tech Air today at (415) 909-3599. We offer same-day and weekend appointments and free service estimates.

Why San Rafael Residents & Businesses Trust Tech Air

Our standing as a Mitsubishi Electric Diamond™ Elite Contractor sets the foundation for how we approach every heat pump repair. That credential reflects manufacturer-specific training on heat pump technology, so our technicians don’t rely on guesswork when tracing a refrigerant leak, testing a reversing valve, or evaluating compressor performance. We bring that depth of knowledge to every service call in San Rafael.

We also understand that a broken heat pump isn’t something you can schedule around a week from now. That’s why we offer same-day and weekend availability. Our no-upselling promise means you’ll hear exactly what your system needs and nothing more, from the moment you call through the repair process.

Signs Your Heat Pump Needs Professional Repair

Heat pumps rarely fail all at once. Catching the warning signs early can prevent a minor issue from becoming a full system breakdown.

Watch for these common symptoms:

Reduced heating or cooling output: If some rooms feel noticeably warmer or cooler than others, or the system can’t reach your set temperature, efficiency has dropped somewhere in the system.
Unusual noises: Grinding, rattling, or persistent humming often point to a failing component that needs attention before it causes further damage.
Short cycling: A system that turns on and off repeatedly without completing a full cycle may have an electrical or refrigerant problem.
Ice or frost on the outdoor unit: Some frost during cold weather is normal, but buildup that doesn’t clear suggests the defrost cycle isn’t functioning correctly.
Rising energy bills: A meaningful increase in utility costs without any change in usage habits can signal declining heat pump efficiency.

Common Causes of Heat Pump Breakdowns

We service both ducted heat pump systems and ductless mini-split systems throughout San Rafael. Across both types, the underlying causes of failure tend to cluster around a handful of components.

Frequent sources of heat pump problems include:

Refrigerant leaks: When refrigerant levels drop, the system loses its ability to transfer heat effectively, and performance falls off in both heating and cooling modes.
Compressor failure: The compressor is the heart of the system. When it fails, the heat pump can’t heat or cool at all.
Reversing valve problems: A stuck or failing reversing valve traps the system in one mode, preventing it from switching between heating and cooling.
Thermostat malfunctions: Inaccurate readings or unresponsive controls can cause inconsistent temperatures even when the heat pump itself is functioning.
Worn electrical components: Capacitors and relays degrade over time and are a common reason a heat pump won’t start at all.

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Start Today

With Our Experienced Team of Trusted Technicians

Call (415) 909-3599 or fill out the form below to get started with a free quote.

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What Our Customers Are Saying

We're the Coolest in the Business

We've earned a reputation as a trustworthy team of experts you can rely on. See what some of our past customers say about their service.

“Honest and Fair”
“I would highly highly highly recommend Tech Air. They were extremely professional, honest and fair with their pricing. We will absolutely use them again and would highly recommend to others!”

- Marin M.
“My First Call”
“Colin at Tech Air was very responsive and easy to schedule working around my own schedule. He was very knowledgeable with a very fair cost and value. He will be my first call.”

- Graham G.
“Highly Recommend”
“Can't say enough about how happy we were with Tech Air - Came to our house promptly, diagnosed our , ordered the correct part and completed the repair in a very timely manner. Highly recommend these folks!”

- Gerry P.
“I'm Telling Everyone”
“Colin and his team were professional, prompt and did a great job at a very competitive price. One of those experiences that was so good, I'm telling friends about him.”

- Catherine H.

Heat Pump Repair Rooted in San Rafael

Marin County’s mild, temperate climate means heat pumps here run year-round rather than sitting idle for part of the season. That steady demand is good for efficiency but also means systems accumulate wear without the seasonal breaks common in harsher climates. When repair work requires a local permit, we coordinate that process on your behalf and keep you informed at each step.

Get Your Heat Pump Running Again

Tech Air backs every repair with warranty coverage and starts with a free service estimate, so you know what to expect before any work begins. Don’t wait on a system that’s struggling.

Call us at (415) 909-3599 to schedule your heat pump repair in San Rafael. Same-day and weekend appointments are available.

Residential & Commercial Heat Pump Repair in San Rafael

We provide personalized, energy-efficient heat pump repair for both residential and commercial properties in San Rafael. Home systems and business systems present different challenges, and we’re equipped to handle both.

Commercial heat pump systems typically serve larger spaces across multiple zones and involve higher-capacity equipment. Our technicians have the experience to work with these systems efficiently, helping reduce downtime for your business. For homeowners, we take the same thorough approach, addressing the root cause rather than just the surface symptom.

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Heat Pump Repair FAQ

Frequently Asked Questions

How often should I have my central air conditioner serviced?

Most experts recommend having your central air conditioner serviced at least once a year. Regular maintenance will help keep your system running efficiently and prevent expensive repairs down the road.
Why does my swamp cooler smell bad?

There can be a few reasons why your swamp cooler is smelling bad. One possibility is that the unit needs to be cleaned. If the evaporative cooler isn't cleaned regularly, dirt and dust can build up, which can cause the unit to smell bad. Another possibility is that the water reservoir needs to be emptied. If the water reservoir is full of algae or other contaminants, it can cause the unit to smell bad. Finally, if the air filters aren't replaced often enough, they can start to smell bad. Contact us today for more information about how to fix a smelly swamp cooler!
What are the benefits of a central air conditioner?

There are many benefits to having a central air conditioner, including improved home comfort, increased energy efficiency, and improved indoor air quality. Central air conditioners are also very quiet, so you won't even know they're there! Contact us today to learn more about the benefits of a central air conditioner.
How often should I have my central air conditioner serviced?

It's important to have your central air conditioner serviced at least once per year. This will help ensure that it is running properly and efficiently. Our team of experienced professionals offer comprehensive AC maintenance services that will keep your system running smoothly all summer long. Contact us today to schedule a consultation!
What is the difference between a central air conditioner and a ductless mini split air conditioner?

A central air conditioner is a single unit that is typically installed outdoors. A ductless mini split air conditioner is a two-part system that consists of an outdoor unit and an indoor unit. The outdoor unit pumps refrigerant to the indoor unit, which then blows cool air into your home. Ductless mini split systems are more efficient than central air conditioners because they don't lose any cool air through ductwork. Contact us today to learn more about the differences between these two types of air conditioners.
How do I know if my evaporative cooler is working properly?

There are a few signs that your evaporative cooler is not working properly. One sign is if the unit is not blowing any air. Another sign is if the unit is not cooling the air. Finally, if the unit is making strange noises, it could be a sign that something is wrong. If you notice any of these signs, contact us today for more information.
How long will the installation take?

The length of time required for installation will vary depending on the size of your home and the type of AC unit you choose. Our team will be able to give you a more accurate estimate after they have had a chance to assess your specific situation.
How much does it cost to install a central AC Unit?

The cost of installation will also vary depending on the size of your home and the type of AC unit you choose. Our team will be able to give you a more accurate estimate after they have had a chance to assess your specific situation.
Do you offer any discounts on AC installation?

We occasionally offer discounts on AC installation. Be sure to ask our team about any current promotions when you call to schedule your free consultation.
What is included in the price?

The price of installation includes the cost of the AC unit, labor, and any necessary permits or paperwork.
What type of warranty do you offer?

We offer a one-year warranty on all of our AC installation services. We want you to be completely satisfied with your new AC Unit so we stand behind our work.
Will I need to be home during the installation?

No, you do not need to be home during the installation of your air conditioning unit we will take care of everything from start to finish.

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The Tech Air Difference

Keeping California Cool

A Certified & Trusted Team

Our Tech Air certified technicians are fully licensed, insured, and vetted.
Weekend Appointments

If weekdays don't work for you, no problem - we can see you on the weekend!
Offering 100% Free Quotes

Call or contact us today to set up a free estimate with our expert technicians.