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Water Boiler Repair

Need boiler replacement in Pomona? We provide professional water boiler repair and commercial boiler installation for businesses. Book now.

Water Boiler Repair
4.9 RATING
4.7 RATING
4.6 RATING
Water Boiler Repair

Expert Water Boiler Repair

If you're hearing a rumbling sound from your basement, don't ignore it. At High Speed Plumbing, we've seen everything from thermostat problems to complete system failures, and we understand how much consistent hot water matters in your daily routine. Water boiler repair might be as simple as swapping out a part, or it could involve a more complicated solution. Knowing what's going on with your system helps you make better decisions about what comes next. Below, we break down the warning signs, common causes, and what the repair process actually looks like so you're not caught off guard.

Need boiler replacement in Pomona? We provide professional water boiler repair and commercial boiler installation for businesses. Book now.

4.9 RATING
4.7 RATING
4.6 RATING

Signs Your Water Boiler Needs Professional Attention

Your boiler will tell you when something's wrong. You just have to know what to look for. Temperature inconsistency ranks among the most common complaints. If your hot water supply becomes unreliable or struggles to reach its normal operating temperature, the thermostat, aquastat, or heating components may not be functioning correctly.

Strange sounds are worth paying attention to as well. Banging, whistling, or gurgling can point to air trapped in the system, mineral buildup on heat exchange surfaces, or pressure irregularities. A hissing sound near the boiler or connected piping could mean a leak, and water pooling nearby confirms one. Discolored hot water with a rusty tint may indicate corrosion in system components or breakdown within a connected storage tank.

Why Choose Us

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Locally Owned & Operated

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24-Hour Emergency Service

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Never Overtime Charge. Flat Rate Pricing

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1,000+ 5 STAR Reviews

Our Services

Water Boiler Repair

If you're hearing a rumbling sound from your basement, don't ignore it. At High Speed Plumbing, we've seen everything from thermostat…

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Commercial Water Heaters

Running out of hot water at your business can mean angry customers, health code violations, or a full operational shutdown. Restaurants,…

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Faucet Replacement

Are you dealing with a leaky faucet, low water pressure, or a broken handle? If so, you might need a faucet…

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Garbage Disposal Replacement

A properly working garbage disposal makes kitchen cleanup easy and efficient. If your disposal is acting up—making loud noises, leaking, or…

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Main Water Line Repair

When your main water line has a problem, it can cause a lot of trouble for your home. Leaks, low water…

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Keep an eye on your utility bills too. If gas or electric costs spike suddenly and your usage hasn't changed, your boiler may be running longer than it should to meet demand. Any of these symptoms is worth a call to a licensed plumber who can identify the cause before minor issues escalate.

Why Your System Might Be Short Cycling

Short cycling is when your boiler starts, runs for a short stretch, then shuts off before completing a full heating cycle. This pattern repeats throughout the day, increasing energy costs and reducing system reliability. Several mechanical issues can cause this behavior.

A faulty thermostat or control module can send incorrect temperature readings to the boiler, causing it to shut down prematurely. Low system pressure may trigger safety controls and force repeated shutdowns. Blocked or restricted venting prevents proper exhaust flow and leads to automatic shutoff. Improperly sized equipment can also contribute. A boiler with more capacity than the system requires reaches its temperature setpoint too quickly and cycles off before heat distributes evenly.

Coupons

$500OFF
Any Trenchless Sewer Repair

Any Trenchless Sewer Repair

For any trenchless repair, liner, or pipe burst. No additional discounts apply.

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$495OFF
$495 Hydro Jetting Special

$495 Hydro Jetting Special

Big Us Hydro jetter for mainline. It does not include any other discount. Proper cleanout access requires up to 100

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$89OFF
$89 Drain Special

$89 Drain Special

No Additional discounts. Apply Proper Cleanout Access Required

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10%OFF
Military and Seniors Discount

Military and Seniors Discount

All active or retired military and seniors receive 10%off all services every day.

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Water Boiler Repair

Identifying the root cause requires proper diagnostic testing. A technician will check pressure readings, verify control settings, inspect heat exchangers, and confirm proper venting. Addressing short cycling early reduces wear on components and helps avoid premature water boiler replacement.

Sediment Buildup and What It Does to Performance

Hard water contains dissolved minerals. When a boiler heats water, those minerals can separate and settle in system components or connected storage tanks. As sediment accumulates, it interferes with heat transfer and overall efficiency.

The buildup acts as an insulating layer between the heat source and the water it’s meant to heat. The system has to run longer to maintain temperature, which increases fuel consumption. Rumbling or popping noises often come from steam bubbles forming beneath sediment layers. Continued overheating stresses metal components and accelerates internal corrosion. In gas fired boilers, localized hotspots can damage heat exchangers and reduce system lifespan.

Periodic flushing helps remove accumulated sediment and restore efficiency. This process involves draining affected components and circulating clean water through the system. In homes with hard water, a plumber may recommend treatment solutions to reduce mineral content before it reaches the boiler. Routine maintenance is far less expensive than emergency repairs or full boiler replacement in Pomona.

Should You Repair Your Boiler or Replace It?

Not every boiler issue requires replacement. Failures involving thermostats, pressure controls, circulator components, or safety valves often cost far less to repair than installing a new system. If your boiler is under ten years old and the issue is isolated, repair is usually the practical choice.

Replacement becomes the better option in certain situations. Boilers older than 15 years often operate with reduced efficiency and increased failure risk. Repairs may restore operation temporarily but won’t correct declining performance. When repair costs exceed half the price of a new system, replacement is typically the smarter investment. Visible corrosion, recurring leaks, or cracked heat exchangers indicate structural damage that repairs can’t resolve.

Long term planning matters as well. Modern high efficiency boilers consume less fuel and deliver more consistent performance. For commercial properties, commercial boiler installation with updated equipment can significantly reduce operating costs over time. Whether you need water boiler repair in Pomona or a complete system upgrade, a professional assessment ensures your investment solves the problem instead of postponing it.

How We Diagnose Problems Before Recommending Solutions

Accurate diagnosis prevents unnecessary repairs and protects your budget. Our technicians follow a structured inspection process to identify both immediate failures and underlying issues that could lead to future breakdowns.

The process begins with a visual inspection of the boiler, piping, valves, and venting. We check for leaks, corrosion, and installation problems. Pressure and temperature readings are taken at key points throughout the system. On gas boilers, combustion testing confirms proper burner operation. Electrical connections, control accuracy, and safety devices are all verified. Heat exchange components are inspected for scaling or restriction that could limit performance.

After testing, we explain our findings clearly. You receive repair options with itemized pricing and a straightforward explanation of the risks associated with delaying service.

Do You Need a Boiler Replacement in Pomona?

Whether you’re facing a minor repair or evaluating a full water boiler replacement, we provide clear estimates so you can compare repair costs with new system pricing. Our goal is to give you accurate information, not pressure you into unnecessary work. Contact High Speed Plumbing for water boiler repair in Pomona and surrounding areas. We arrive on time, identify the real issue, and fix it correctly the first time.

Reviews

Sonia Carrillo

Arcadia, CA

Highly recommend High Speed Plumbing! We had a blocked main line, called several plumbers who overcharged, didn’t show, and said we needed other unnecessary services that cost thousands. We finally called HSP, they got us an appointment same day, within a couple of hours. Jonathan Pineda was on time, very courteous, professional, knowledgeable, communicative , and assessed the issue quickly. Had all the tools to unblock and run a camera in a short period of time. Didn’t overcharge or offer other services we didn’t need, and explained everything along the way. Give us great advice to avoid future issues and maintain a clear line. We were very happy with the service , rapid response, reasonable costs, respect, and treatments from High Speed Plumbing. Highly recommend them to anyone for plumbing services.

Kiara Mia Cabal

Claremont, CA

The first time I used this company last year, I wasn’t happy with the service. The only reason I called again this time was because another plumber wasn’t available. However, I was pleasantly surprised they were able to see me the same day. Enrique was knowledgeable, thorough, and got my kitchen sink unclogged in about an hour. I really appreciated the improvement in service this time around.

Theresa Parra

Fullerton, CA

High Speed Plumbing is absolutely top-notch from start to finish. They were professional, honest and incredibly friendly. They explained everything clearly gave me fair transparent pricing, and made sure the job was done right the first time they went above and beyond to be helpful and their customer service truly stands out. It's rare to find a company that combines quality work and genuine care for their customers. I highly recommend them to anyone in need of a reliable plumbing service!

Oscar Ixco

Pomona, CA

I was very pleased with the rapid response, reasonable pricing, and level of professionalism I received from High Speed Plumbing. I will definitely consider them in the future or any plumbing needs. These are pictures of my new water heater. Works great so far.

Steven Blair

Arcadia, CA

Our service technician, Chris,  showed up on time was professional and friendly.  I had a leak coming out of the bottom of the wall in the garage.  Chris was able to diagnose the leak quickly and take care of the problem.  He explained every step of the process.  Would highly recommend Speed Plumbing, Inc.

Paula Mitchell

Pomona, CA

I called High Speed Plumbing when a shower handle broke off, they came within a few hours, replaced it and fixed the other handles like new again.  I would highly recommend them to any family member or friend.  Thanks High Speed Plumbing!

David Arnt

Monrovia, CA

Unfortunately, High Speed plumbing was my 2nd call. The first guy to arrive said the whole toilet... seat and tank needed to be replaced, and it would cost $$$$. I believed it was the flapper valve, so I sent them on their way. Ron,  and his helper Jaime, arrived from High Speed... took a look, told me it's your flapper valve... and it'll cost $$. 10 minutes later they were done and gone. Solid, respectful, and professional!!!

Jason Katman

San Dimas

They live up to their name! literally took 5-7mins to unclog our bathtub drain vs me trying DIY methods for the last day and half lmao. They were able to service on the same day I called in vs a few days later - big plus there as well. Thanks guys!

Frequently asked Question

At High Speed Plumbing, we understand you may have questions before scheduling service. Our FAQ section is designed to provide quick, clear answers to common concerns. Please feel free to contact us if you still have a question.

Water Boiler Repair
909-766-2745
Are your plumbers licensed and insured?

Yes, all our plumbers are fully licensed, insured, and background-checked for your safety.

What areas do you serve besides Fullerton?
Do you offer emergency plumbing services in Fullerton?
Should I shut off the main water valve before a trip?
Can hard water damage my plumbing?
Why do I smell sewage in my home?
What kind of plumbing maintenance should homeowners do each year?
Are trenchless sewer repairs reliable?
Can plumbers help with remodeling projects?
What is the purpose of a plumbing inspection?
How can I reduce water bills through plumbing maintenance?
What’s hydro-jetting and when is it used?
Why is backflow prevention important?
How do plumbers find and fix slab leaks?
What should I know about water filtration systems?
Can I replace plumbing fixtures myself?
What causes pipes to burst in cold weather?
Is it worth switching to a tankless water heater?
How can I tell if I need a new sewer line?
Why is my water pressure low?
What’s the difference between tank and tankless water heaters?
How long does a typical water heater last?
Why does my water heater make rumbling noises?
What’s the best way to find hidden leaks?
How can I prevent clogged drains?
Can I use chemical drain cleaners for clogs?
What should I do if my toilet keeps running?
Why is my faucet dripping even when it’s turned off?
What’s the difference between a plumber and a plumbing contractor?
Do plumbers work on residential and commercial systems?