Tankless Water Heater Repair in Myrtle Beach, SC
When your tankless unit stops working in Myrtle Beach, SC, trust KBN Plumbing for expert diagnostics and lasting tankless water heater repair.
- Long-Term Solutions
- Transparent Pricing
- Guaranteed Workmanship
- Fast Tankless Heater Repair
Get Your Tankless Hot Water Fixed Fast in Myrtle Beach, SC.
Our certified plumbers are ready to diagnose and fix any issue with your tankless system.
Professional Tankless Water Heater Repair in Myrtle Beach, SC
Private wells are common outside town limits, and some South Carolina well water carries iron, low pH or sediment that can stain fixtures and wear down water heaters. KBN Plumbing sees how mineral-heavy water builds scale inside tankless heat exchangers, triggering overheating and scale warnings. We flush and repair these units and help set up maintenance that keeps them running for years to come.
Our expertise includes:
- Troubleshooting and repairing flow sensor issues.
- Igniter, flame rod, flow sensor and thermistor diagnosis and replacement
- Heat exchanger descaling with circulation pump and service valves

Additional Plumbing Repair Services in Myrtle Beach, SC
We offer expert plumbing repair services across Myrtle Beach, SC to fix leaks, restore flow, and keep your system running smoothly.

Customers
Why Choose KBN Plumbing for Tankless Water Heater Repair in Myrtle Beach, SC?
Many tankless problems come down to scale, undersized gas lines or blocked air intakes. We check all three on every service call.
- Brand Trained, Our plumbers understand the diagnostics for Navien, Rinnai, Noritz, Rheem and Takagi units.
- Certified Pros, Our plumbers are brand-trained and certified to work on all major tankless water heater brands, ensuring precise diagnostics and repairs.
- Local Knowledge, We understand how local water conditions and usage patterns can impact tankless water heaters, which shapes our repair strategies.
Citywide Coverage
KBN Plumbing proudly serves every neighborhood in Myrtle Beach, providing prompt and reliable tankless water heater repair services. No matter where you are located within Myrtle Beach, our experienced technicians are just a call away, ready to restore your hot water.
Experienced Team
Our team of plumbers has deep expertise in tankless water heater systems, having handled countless repairs across many models and manufacturers. They undergo continuous training to stay current with the latest tankless technologies and repair techniques.
Safety-First Approach
KBN Plumbing makes sure every tankless water heater repair is performed to the highest safety standards, preventing potential hazards like gas leaks or electrical shorts. Our compliance with all relevant building codes means a secure and properly functioning system.
Trusted Certified Myrtle Beach Plumbing Services Professionals
At KBN Plumbing, we take pride in providing licensed, certified plumbing services throughout Myrtle Beach, SC. Backed by leading industry credentials, our experienced plumbers combine technical skill with genuine customer care. Whether it is repair, installation, or maintenance, we follow strict safety and quality standards to deliver lasting results you can trust.
Call Us Now
PHCC Plumbing Contractor Recognition
Better Business Bureau (BBB) Accreditation
Angi Certified Pro
ISO 9001 Quality Management CertificationProfessional Tankless Water Heater Repair Services in Myrtle Beach, SC
Noritz Tankless Water Heater Repair in Myrtle Beach, SC
Noritz tankless heaters are known for their sturdy design, but can sometimes face issues such as flow sensor malfunctions or venting problems. We provide dedicated repair services for Noritz units in Myrtle Beach, SC, ensuring proper combustion, water flow and exhaust, which are crucial for safe and efficient operation.

Tankless Water Heater Descaling Service in Myrtle Beach
Hard water can lead to mineral buildup, or scaling, in your tankless water heater's heat exchanger, cutting efficiency and eventually causing breakdowns. Private wells are common outside town limits, and some South Carolina well water carries iron, low pH or sediment that can stain fixtures and wear down water heaters. Our descaling service in Myrtle Beach involves flushing the unit with a specialized cleaning solution to dissolve these mineral deposits. This preventative maintenance and repair step is key for extending the lifespan of your tankless heater and keeping it at peak performance.
Pilot Light and Ignition Repair in Myrtle Beach, SC
For gas-fired tankless water heaters, a malfunctioning ignition system can completely stop hot water production. Our team in Myrtle Beach, SC diagnoses issues with igniters, flame sensors and gas valves. We confirm proper gas pressure and ventilation are maintained for safe and efficient operation. Timely repair of these components prevents hazardous gas problems and restores your unit's ability to heat water on demand.
Emergency Tankless Repair in Myrtle Beach
A tankless unit that leaks internally or shows a fault you cannot clear needs prompt attention. We prioritize no-hot-water calls and arrive with common sensors, igniters and filters. If a major component like a heat exchanger has failed, we check warranty coverage and order the part. We can often restore partial operation in the meantime.
Tankless Water Heater Error Code Diagnostics in Myrtle Beach, SC
Modern tankless water heaters display error codes to flag specific problems, from flow rate issues to combustion errors. Our experts in Myrtle Beach, SC are trained to interpret these codes accurately, using dedicated diagnostic tools to pinpoint the exact component failure. This precision allows us to quickly order the correct parts and perform targeted repairs, saving you time and money. We address codes related to burner failures, fan issues and temperature sensor errors, and more.
Gas Tankless Water Heater Repair in Myrtle Beach
Gas tankless water heaters require correct gas pressure and proper ventilation for safe operation. Issues can range from gas valve failures to carbon monoxide sensor errors. Our licensed technicians in Myrtle Beach perform thorough diagnostics on gas lines, igniters and exhaust systems, so your unit is both functional and safe.
No Hot Water Tankless Repair in Myrtle Beach
When your tankless unit fails to produce hot water, it is often due to issues with the ignition, gas supply or a clogged heat exchanger. Our technicians in Myrtle Beach will carefully diagnose the root cause, whether it is a faulty igniter, a pressure sensor fault or mineral buildup. We carry common replacement parts for quick fixes, restoring your continuous hot water supply efficiently. We also check for proper venting, which is essential for the safe operation of your unit.

Electric Tankless Water Heater Repair in Myrtle Beach, SC
Electric tankless units offer a compact solution but can run into problems with heating elements or circuit breakers. KBN Plumbing offers professional electric tankless water heater repair in Myrtle Beach, SC, addressing electrical faults, confirming proper wiring and replacing faulty elements to restore your hot water supply safely and efficiently.
Tankless Water Heater Repair Near Me in Myrtle Beach, SC
When you search for 'tankless water heater repair near me' in Myrtle Beach, SC, KBN Plumbing is your trusted local expert. Our local teams allow for rapid response times to address your urgent hot water needs.
We pride ourselves on being the trusted local experts for tankless water heater repair throughout Myrtle Beach. Our rapid response times and commitment to quality mean residents get their hot water systems back online quickly and efficiently, no matter where they are located in South Carolina.
KBN Plumbing at a Glance
- Fully licensed plumbing team covering Myrtle Beach, SC
- Same-day appointments and 24/7 emergency response
- Clear written estimates, no hidden fees
- 4.8-star rated by 596+ South Carolina customers
Myrtle Beach Map
Myrtle Beach Information
- Population
- 39,697
- Area codes
- 843/434/910
- Service area
- Myrtle Beach and communities within 40 miles
- Nearby
- Florence, Goose Creek, Mount Pleasant, North Charleston
Private wells are common outside town limits, and some South Carolina well water carries iron, low pH or sediment that can stain fixtures and wear down water heaters. For homes in Myrtle Beach, SC, efficient tankless water heater repair is key for fighting mineral buildup and keeping hot water consistent in every season.
Expert Services
Trust our professionals for reliable KBN Plumbing solutions in Myrtle Beach, SC.
Our Specialized Plumbing Services in Myrtle Beach, SC
At KBN Plumbing, we provide a complete range of plumbing services across Myrtle Beach, SC. From leak detection to full system installations, our team ensures fast, precise, and affordable service for both residential and commercial properties. Explore our core services below:
How Our Tankless Water Heater Repair Process Works in Myrtle Beach, SC
Our systematic approach ensures a thorough diagnosis and effective repair of your tankless unit.
Request a Quote
Contact us at (864) 588-3813 to describe your tankless water heater issue. We will schedule a good time for a technician to visit your Myrtle Beach home and provide an upfront quote.
Diagnosis
Our skilled technician arrives on time, performs a thorough diagnostic check of your tankless unit and explains the problem in plain language.
Expert Repair
We complete the necessary repairs using quality parts, making sure your tankless water heater is functioning correctly and safely before we leave.
Frequently Asked Questions About Tankless Water Heater Repair in Myrtle Beach
The cost of tankless water heater repair in Myrtle Beach, SC can range from $150 to $800 or more, depending on the issue. Simple fixes like sensor replacements might be at the lower end, while major component replacements like a heat exchanger could be higher. We provide a detailed estimate once we find the problem.
Codes point to specific faults such as ignition failure, flame loss, overheating or scale buildup. Each brand uses its own code list, and we use manufacturer guides to read them.
While some basic maintenance like filter cleaning can be done by homeowners, complex repairs involving gas lines, high voltage electricity or intricate internal components should always be left to a licensed professional. DIY attempts can be dangerous and cancel warranties.
Yes, our technicians are trained and experienced in repairing all major tankless water heater brands, including Rinnai, Navien, Noritz, Rheem, Bosch, A.O. Smith and more. We carry a wide selection of common parts for various models.
Minor repairs usually do not require a permit. If the repair involves major changes to the gas or water lines, or if the unit itself is being replaced, a permit from the Myrtle Beach building department may be necessary. We handle all necessary permitting for you.
While some basic troubleshooting, like checking the power supply or gas valve, can be done, most tankless water heater repairs require special tools and knowledge. Attempting DIY repairs on gas or electrical components can be dangerous and void your warranty. It is always best to call a licensed plumber.
Error codes can be triggered by a variety of issues, such as low water flow, gas supply problems, ignition failures, exhaust blockages or faulty temperature sensors. Each code corresponds to a specific system malfunction.
We service Navien, Rinnai, Noritz, Rheem, Takagi, A.O. Smith, Bosch, Stiebel Eltron and EcoSmart units, among others.
What People Are Saying About Our Plumbing Experts?

Robert G.
The trenchless sewer replacement saved our front yard. They walked us through the camera inspection footage first so we knew exactly what we were paying for.
Sewer Line Replacement · Florence, SC
Emily R.
I called KBN Plumbing for plumbing repair, and the technician was fast, polite, and thorough. They explained the problem clearly and fixed it the same day. I will definitely hire them again. Highly recommended!
Plumbing Repair · Mount Pleasant, SC
James P.
Our commercial plumbing system had a leak under the sink, and KBN Plumbing handled it professionally. The plumbers arrived quickly and restored everything without disruption to our customers.
Commercial Plumbing · Florence, SC
Daniel K.
A pipe burst at 11 pm and they actually answered. The plumber showed up within the hour, shut everything down, and had us back to normal the next morning. Could not ask for more.
Emergency Plumbing · North Charleston, SC
Laura S.
I scheduled a water heater replacement, and the team made the process smooth and affordable. The new unit works perfectly, and they cleaned up after completing the job.
Water Heater Replacement · Myrtle Beach, SC
Mark T.
When our office needed drain cleaning, KBN Plumbing provided quick, reliable service. The plumber arrived on time and made sure every drain flowed perfectly before leaving. Very satisfied.
Drain Cleaning · Sumter, SC













