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Nothing is more frustrating than not having hot water in your morning shower or for those typical household chores in Los Angeles. Cooking, cleaning, and bathing all require hot water, and when the tankless water heater stops working, the entire day will be thrown off.

Fortunately, professional help is available nearby through Service Genius. Our team of technicians is specialized in all things related to tankless water heaters and is prepared to see to your hot water needs. Whether you need a new hot water system or just a quick repair, you can trust us for top-notch, same-day service.

Benefits of Switching to a Tankless Water Heater

Tankless water heaters are a modern alternative to traditional tank models. These tanks are gaining popularity in SoCal, and are the future of the hot water heaters, too, with the following benefits –

  • Endless Hot Water – Heats water on demand, so you never run out (great for large families or back-to-back showers).
  • Energy Efficiency – Since the tankless water heater heats water only when needed, it reduces standby heat loss and lowers utility bills.
  • Longer Lifespan – Typically lasts 20+ years, compared to 10–15 years for traditional tank heaters.
  • Space-Saving – The smaller design mounts on the wall, freeing up floor space.
  • Lower Risk of Water Damage – No large storage tank means less risk of leaks or tank bursts.
  • Cleaner Water – No standing water means less sediment buildup and cleaner hot water.
  • Eco-Friendly – Uses less energy and produces fewer carbon emissions.
  • Smart Technology – Many models offer Wi-Fi connectivity for remote control, usage tracking, and diagnostics.

At Service Genius, we will help you make a smooth, stress-free switch to a tankless water heater.

Contact us for a free, no-obligation consultation.

Expert Tankless Water Heater Repair Services

Is the water not heating up? Chances are that the tankless water heater needs a repair. The technicians at Service Genius are licensed and experienced to deliver an efficient and lasting repair. Don’t go without hot water, call now for reliable service today in the greater LA area.

Repair Services Offered

  • Diagnostic & Troubleshooting – Identifying error codes, ignition issues, or inconsistent water temperatures.
  • Heating Element Replacement – Repairing or replacing damaged burners or heating coils.
  • Flushing & Descaling – Removing mineral buildup (especially important in hard water areas).
  • Ignition System Repair – Fixing faulty igniters, flame sensors, or gas supply issues.
  • Water Flow Issues – Addressing low water pressure or clogged inlet filters.
  • Thermostat Calibration – Adjusting or replacing faulty thermostats to maintain accurate temperature.
  • Electrical Component Repair – Fixing circuit boards, fuses, or wiring problems.
  • Gas Line Inspections & Repairs – Checking for leaks, pressure issues, or valve malfunctions (for gas units).
  • Sensor Replacement – Replacing worn-out temperature or pressure sensors.

Leak Repairs – Sealing leaks in internal piping or connections.

Routine Maintenance for Tankless Water Heaters

Everything worth keeping requires maintenance, and that includes the tankless water heater. Surface Genius offers comprehensive maintenance services to keep your tankless water heater running for the maximum lifespan. After all, these home appliances are not cheap.

The Tankless Water Heater Maintenance Checklist at Service Genius

  • Inspect for leaks around the unit and all connections
  • Flush the system to remove scale buildup
  • Clean or replace the inlet water filter
  • Check and clean the air intake and exhaust vents
  • Descalcify the heat exchanger if needed
  • Inspect gas lines and connections
  • Test ignition and burner performance
  • Check for and clear any error codes
  • Verify water temperature and adjust thermostat if necessary
  • Ensure proper water pressure and flow rate
  • Inspect electrical components and wiring
  • Confirm all sensors and safety features are functioning properly

Top Brands We Serve & Install

We are proud to work with the nation’s leading water heater brands to deliver quality, reliable water heating technology that will serve you for decades.

  • Rinnai
  • Navien
  • Noritz
  • Takagi
  • Stiebel Eltron
  • Bosch
  • EcoSmart
  • Rheem
  • AO Smith
  • Eemax

Why Choose Service Genius for Your Tankless Water Heater Needs

Are you considering installing a new tankless water heater in your home? Or perhaps you are in search of reliable service for troubleshooting water heater issues. To restore that unlimited hot water and the ultimate comfort of your home, get in touch with our team of professionals today. We deliver same-day services for most tankless water heater needs at a value that homeowners in the greater LA area appreciate.

  • Customer satisfaction guaranteed
  • 24/7 Emergency repairs available 
  • Fair and transparent pricing
  • Financing options available 
  • Knowledgeable technicians at your service

Set your home up with endless hot water by investing in a tankless water heater. Whether you need a new water heater or just a quick fix, you can find the best services at Service Genius.

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Very courteous and professional.

The technician that was sent to my home, Lucas Ramalho, was right on time. I was very happy with the level of service Lucas provided. Very courteous and professional. I was actually surprised by how thorough his work was. He took photos of all areas of concern, then went over suggestions I might consider to remediate those issues. He was very careful to wear masks and shoe coverings and abide by covid guidelines. Just very pleased and would definitely recommend Service Genius and Lucas!

David B.

These people are hardworking, highly trained, and very efficient!

These people are hardworking, highly trained, and very efficient! Found out there’s a leak in our AC duct and they fix it within a day! I called them Sunday (yes Sunday!) and early morning Monday they were at my door! The whole transaction went smooth and communication is excellent! I don’t really give reviews but I do think they deserve one! Great job service genius!

Nadine R.

Amazing company!

Amazing company! Make sure you look for William Monk (owner) he is the best! Honest and trustworthy and he always makes sure to tell you what is going on before he does the job! Keep up the good work!!! Highly recommended!!!

Adriana S.

I am astonished by the professionalism of Luis and Service Genius team!

I am astonished by the professionalism of Luis and Service Genius team. Text updates, a pdf summary post-visit WITH pictures of the before and after for my records, and absolute transparency in the repair and maintenance process and pricing. I really feel like they go the extra mile to build trust and it works! I absolutely recommend them.

Stacy K.

I highly recommend them!

I have used this company many times. The service person Eduardo is always the person that they send. He is a true pro and I like it that they send the same person as you develop rapport with them. He is always on time, thorough, honest, not always trying to sell me something I do not need. Sends pics of the work done and what is of concern. I highly recommend them!

Jane W.

The Area's Highest Percentage of Google 5 Star Customer Satisfaction Reviews!

  • Two Years 100% Money Back Guarantee on our Installations
  • No deposit upfront on Installations –
  • Pay on completion
  • Five years of 0% financing on Installations
  • One year 0% financing on Service
  • Lifetime warranty on parts and labor
  • Residential service
  • Energy Reduction Guarantee
  • 10 Year Air Conditioning Replacement Guarantee
  • 10 Year Heater Replacement Guarantee
  • Comfort Guarantee
  • No Risk – No Deposits – NO Financing Fee
Service Genius Is the Smart Choice!

Looking for More Reasons to Call?

24/7 and Same-Day Service

We are available and there for you when you need us most.

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Get your new system installed and working within hours, not days!

Cutting-Edge Technology

We take the guesswork out by measuring and thoroughly inspecting your home to get the most out of your heating & A/C systems.

FIND US HERE:

Service Genius Air Conditioning and Heating Chatsworth 8925 Fullbright Ave, Chatsworth, CA 91311, United States

(818) 301-3663

Service Genius Air Conditioning and Heating Los Angeles 8217 Beverly Blvd Suite 29, Los Angeles, CA 90048

(310) 359-0260