Tankless Water Heater Repair in Aledo, TX

When a tankless unit acts up, the fix is usually smaller than homeowners fear. Most of the time it’s a flow or ignition problem, and here in Aledo the cause almost always ties back to hard water. Parker County water leaves mineral scale inside the unit, and that scale is behind more repair calls than any single failed part. Texas Plumbing and Drain has worked on tank and tankless water heaters across Aledo for three years, and our shop sits on FM 1187 in town.

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What Tankless Water Heater Repair in Aledo, TX Covers

Tankless water heater repair Aledo TX homeowners call us for lands on a short list of parts: the heat exchanger, the flow sensor, the igniter, the gas valve, and the inlet filter. If your unit flashes a code, tell us the number when you call. We match it to the likely part and load the truck before we leave the shop.
Scale is the thread that runs through most of these. It builds on the heat exchanger, drops the water flow, and the unit shuts down to protect itself. Before we quote, we flush the unit and check the flow, so you find out whether a cleaning solves it or a part has already given out.

Signs You Need Tankless Water Heater Repair in Aledo, TX

The shower goes warm, not hot

Scale on the heat exchanger blocks the heat from reaching the water. You turn the dial all the way up and still get warm.

A code shows on the front panel

Your unit points you at the problem with a number. Here those numbers usually mean scale, low flow, or a failed ignition. We read it at the unit and confirm the cause.

Hot water cuts in and out

When the flow drops too low, the unit stops firing, then starts again once the flow returns. That on-off swing shows up at the tap as hot, cold, hot.

The burner clicks but won't catch

That's the igniter or the flame rod, or a gas line that can't feed the burner at full demand. It's a common gas-unit fault and a straight repair.

Pressure drops at the hot taps

Grit and scale collect in the inlet filter and inside the unit. Clean the filter, flush the unit, and the pressure comes back.

A rattle or knock while it runs

Trapped scale boils inside the exchanger and makes the noise. A flush clears it when you catch it early.

Other Services

Our Other Plumbing Services in Aledo

Water Heater Installation and Replacement

When a tankless unit is past fixing, we pull it, check the gas line and vent, set the new one, and add isolation valves so future flushes go quick. We handle tank and tankless swaps, plus conversions when you want the attic space back.

Drain Cleaning and Clog Removal

A slow drain is a half-blocked drain, and it closes the rest of the way on its own time. We cable the line first, then camera it if the clog returns. Aledo kitchen lines mix grease with hard-water scale, so a store bottle clears it for a few days before it packs up again.

Sewer Line Repair and Replacement

A slow drain means a partial blockage, and a partial blockage always finishes the job on its own schedule. We cable the line first, then the camera if the clog returns within a few months. Kitchen lines here pack grease and mineral scale together, which is why a store-bought bottle buys a week and nothing more.

Leak Detection and Repair

A hidden leak runs up your bill for months before a stain appears. We pressure-test the system and listen for the leak instead of cutting open walls. On slab homes we start at the meter and work inward.

Fixture and Garbage Disposal Installation

Faucets, toilets, sinks, and disposals go in fast when the shutoff valves still turn. Scale locks them tight out here, so we replace the stuck valve while we're already under the sink.

What Aledo Homeowners Say About Us

      EXCELLENT  
   Based on 33 reviews 
    
 
 
 
   
 
 
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   Rosa Santana 
 
 
 
 Trustindex verifies that the original source of the review is Google. find a leak at my home on Evelyn St in Desoto, Tx after some other company completed foundation repairs. Their team were pro’s and upfront about pricing. They found the leak and got it repaired quickly. I would definitely refer to Texas Plumbing and Drain if you need leak detection and repair after having foundation work done.
  
 
      Posted on Google  
   
   Tollie Henry 
 
 
 
 Trustindex verifies that the original source of the review is Google. ★★★★★ Had a toilet that was giving us problems due to a faulty wax ring and called Texas Plumbing and Drain to come take care of it. Kevin came out to our home on Worthview Dr in River Oaks, pulled and reset the commode and got everything sealed up properly. Quick, clean, no hassle. Sometimes you just need someone who knows what they're doing to come in and fix it right — that's exactly what we got. If you need a plumber in River Oaks or the Fort Worth area, call Texas Plumbing and Drain. Highly recommend.
  
 
      Posted on Google  
   
   Kristy Gonzales 
 
 
 
 Trustindex verifies that the original source of the review is Google. We had two sink drains giving off a persistent smell and were also losing water pressure every time the sprinklers kicked on. David from Texas Plumbing and Drain came out to our home on Jabez Ct in Weatherford and took care of both issues in one visit. He tracked down the source of the smell in both drains and got the pressure issue sorted out as well. Such a relief to finally have everything working the way it should. David was professional, thorough, and easy to work with the whole time. If you're dealing with drain odor or water pressure problems in Weatherford or anywhere in the DFW area, don't wait on it. Call Texas Plumbing and Drain. Highly recommend.
  
 
      Posted on Google  
   
   Glen Whitling 
 
 
 
 Trustindex verifies that the original source of the review is Google. Very good and fast service.  Highly recommend!
  
 
      Posted on Google  
   
   J F 
 
 
 
 Trustindex verifies that the original source of the review is Google. ★★★★★ We brought Texas Plumbing and Drain on for our new construction project on Springbrook in Fort Worth and David and the team have been solid from the start. They handled the rough in and top out phases professionally, stayed coordinated with our build schedule, kept things moving, and the inspections passed without issues. When you're building new construction you need a plumbing contractor that communicates and shows up. That's exactly what Texas Plumbing and Drain does. Would recommend them to any builder in the Fort Worth area.
  
 
      Posted on Google  
   
   Karen Richards 
 
 
 
 Trustindex verifies that the original source of the review is Google. ★★★★★ I had a clogged shower drain that had completely stopped draining, and I was so relieved when I called Texas Plumbing and Drain. Trey came out to our home and got right to work — ran a cable through the shower drain and pulled out a seriously large amount of hair that had built up in there.
  
 
      Posted on Google  
   
   Michael Kent 
 
 
 
 Trustindex verifies that the original source of the review is Google. Texas Plumbing & Drain did a great job. They came to the site on time and performed the demo needed for us to demo the house.
  
 
      Posted on Google  
   
   Suretta Shelley 
 
 
 
 Trustindex verifies that the original source of the review is Google. Great service and good Jo
  
 
      Posted on Google  
   
   Michael Walters 
 
 
 
 Trustindex verifies that the original source of the review is Google. ★★★★★ I had a main sewer line backup at my home and called Texas Plumbing & Drain. David and Kevin came out quickly, pulled the commode, ran the sewer machine through the full line to clear the blockage, replaced the wax rings and reset everything. They then ran all the fixtures in the house for about 30 minutes to make sure everything was draining properly before they left. No more issues — completely cleared. Fast, thorough, and professional. I would definitely call them again.
  
 
      Posted on Google  
   
   Jen Horsley 
 
 
 
 Trustindex verifies that the original source of the review is Google. ⭐⭐⭐⭐⭐ Brian did a great job replacing our toilet at our home on Lantana Court in Southlake. He was very friendly, professional, and made the whole process easy. Very happy with the service and would definitely recommend Texas Plumbing & Drain!

Why Professional Tankless Repair Matters

A tankless unit runs on live gas and a circuit board, so the work needs a licensed hand. Here’s why.

Gas and venting leave no room for guesswork: The burner and vent move live gas and hot exhaust. A loose vent or a bad seal pushes that exhaust back inside. Texas plumbing codes require a licensed plumber on this work for exactly that reason.
Scale fools a lot of DIY repairs: A code can read like a dead sensor when scale is the real cause. We flush and retest first, so you don’t buy a part the unit never needed.
Gas supply gets checked, not assumed: A unit starved for gas throws ignition faults that copy a part failure. We test the gas at full demand before we swap anything.
The warranty stays good: Most makers cancel the warranty the moment an unlicensed person opens the unit. A licensed contractor keeps your coverage in place.

Three years of tankless calls across Aledo have taught us which faults need a quick flush and which mean the exchanger is worn out. You hear which one you have before we start.

How We Handle Your Tankless Repair Job

Every install runs the same way, from a new build rough-in to a tankless upgrade.

You call and reach a real person

Tell us the code and what the water is doing. We set a real time slot, not a four-hour window.

We test it and show you

A licensed plumber checks the code, the flow, the gas, and the igniter, then walks you over and shows you the failed part.

You get one flat price in writing

We price the repair, and if the unit is too far gone, we put a replacement price next to it. Nothing gets added without your okay.

We fix it, test it, and clean up

We run hot water at every tap and clear the code before we leave. The old parts ride out on our truck, and your space looks like it did before we came.

Tankless Water Heater Repair Across Aledo and the Fort Worth Area

We repair tankless water heaters across Aledo and the Parker County towns nearby. Homeowners across the wider DFW area reach the same crew at the same number.

Frequently Asked Questions

How soon can you get to my Aledo home?

We keep same-day slots open for no-hot-water calls. Call (817) 674-1144 early in the day and you get a set arrival time.

How long does the repair take?

Most repairs wrap in one to two hours. A deep flush takes longer, and a heat exchanger swap runs most of the visit.

My unit is showing a code. Can you tell me what it means?

Every brand numbers its codes differently, but in Aledo they mostly point to scale, low flow, or ignition. Read us the number and we bring the right part.

Does hard water really cause this much trouble?

Yes, it’s the number one cause here. Parker County scale coats the heat exchanger, chokes the flow, and shuts the unit down. A yearly flush prevents most of it.

Should I fix my tankless unit or replace it?

If the heat exchanger holds up, a repair makes sense. If it’s cracked or badly scaled and the unit is close to ten years old, a new one is the smarter spend. We give you both prices.

Do you back your work?

Every repair carries a workmanship warranty, and any new part keeps its full maker’s coverage. Ask your plumber for the terms before we start.

How do I keep this from happening again?

Flush the unit once a year and keep the inlet filter clean. That stops most tankless failures in this water, and we can set it up while we’re out.

Ready for Tankless Water Heater Repair in Aledo, TX You Can Trust?

Three years of Texas plumbing work and a crew based right here on FM 1187, so your tankless water heater repair Aledo TX search stops here. Call Texas Plumbing and Drain at (817) 674-1144 or book online, and we’ll head your way.