
Tankless Water Heater Repair in Broaddus, TX
Tankless water heater repair in Broaddus, TX for units that flash a code, run lukewarm or quit halfway through a shower. Each suspect part is tested, then fixed at a price you agree first.
- Written quote before work
- Gas and electric units
- Rinnai, Navien, Noritz, Rheem, Takagi
Fault found first
The code, the stored history and each suspect part are tested before anything is ordered.
Price agreed in writing
Parts and labor go on a written quote, and nothing starts until you approve it.
Licensed local techs
Repairs by licensed technicians who work in your part of town.
Tankless units only
One specialty: gas and electric tankless heaters that stopped doing their job.

Tankless Units in Broaddus Homes
In Broaddus, hard freezes are rare but costly: when the power drops, outdoor units and their pipes are the first to suffer. Ignition faults are the other common call.
What we run into in Broaddus
- Freeze damage. A hard freeze can split the pipes feeding a unit. Its built-in freeze protection only works while the unit still has power and gas.
- Retrofit installs. Retrofits are common in this housing stock. When a unit throws flame codes only while the furnace or dryer runs, the gas supply is the first suspect.
From one side of Broaddus to the other (75929), plus nearby parts of San Augustine County.
Call (380) 273-8196Tankless Problems We Fix Around Broaddus
When people phone about tankless water heater repair in Broaddus, TX, it is nearly always one of these problems. Each has a short list of causes.

Code 11, E003 or 111
A unit that clicks without lighting has an ignition, gas or venting fault, and each is checked in turn.

Drip from the cabinet
Drips come from service valves, fittings, the relief valve, the condensate line or the heat exchanger itself.

Code 10 or E110
Venting codes mean the unit can't breathe: a blocked termination, a nest, snow or a vent run that's too long.
Error code keeps coming back
A reset only clears the symptom. Repeated ignition or exhaust codes need a visit.
Hot, then cold, then hot
A short cold burst after the tap reopens is normal start-up. Swings during one shower point to low flow, scale or a failing flow sensor.
Not as hot as it used to be
Scale on the heat exchanger, a weak gas supply or a thermistor reading wrong.
Can't tell which one you have? Read us the display and describe the water, and the likely fault comes back on the call.

Fix It or Retire It? Deciding in Broaddus
Gas tankless units commonly last 20 years or more with flushing, so a single failed part rarely means a new heater. A failed exchanger outside its warranty, on a unit past 15 years, is where replacement starts to win.
Read the model and serial off the label and call (380) 273-8196. The age and the fault together usually settle repair versus replace on the phone.
Call (380) 273-8196Estimated Repair Costs in Broaddus
Most tankless water heater repair in Broaddus, TX lands between an estimated $150 and $800 for parts and labor. A heat exchanger is the outlier, estimated at $1,000 to $2,500.
Diagnosis & code check
- Model and serial noted for warranty
- Flow, filter and venting checked
- Stored error history read
Repairs & descaling
- Heat exchanger descaled
- Flow sensor or thermistor swapped
- Igniter, flame rod or sensor replaced
Heat exchanger & major parts
- Warranty part claimed where it applies
- Combustion checked after the swap
- Fan motor or blower replaced
Need Tankless Water Heater Repair in Broaddus, TX? Call Now
The sooner a fault is tested, the more likely it is a small part and not a big one.
Broaddus Homes by the Numbers
With electricity the main heating fuel in Broaddus (about 85% of homes), many tankless units here are electric, and their faults are elements, breakers and sensors rather than burners. With a median build year of 1981, homes in Broaddus sit in the middle: plenty were retrofitted with tankless units, and plenty of those units are now old enough to need parts. Roughly 59% of homes are owner-occupied and 71% single-family, so calls come from both homeowners and landlords.
With about 252 residents on roughly 0.4 square miles (near 681 per square mile), Broaddus is rural to small-town in density, with large lots and long runs. It is number 317 by population of the 322 Texas places on our service list.
Source: U.S. Census Bureau, American Community Survey 2019-2023 5-year estimates for Broaddus, TX.
Broaddus Weather and Water Temperature
Broaddus averages around 20 freezing nights a year, with a three-year low of about 5°F. That is enough cold for pipes in garages, crawl spaces and outside walls to get close to trouble on the worst nights, while most winters pass without damage.
Water arriving at a Broaddus tap in winter is likely near 58°F (averages of about 49°F in January air and 68°F over the year). To reach 120°F a tankless unit must add roughly 62°F, which a 199,000 BTU gas model at 90% efficiency can do for about 5.8 gallons per minute. In July the water is nearer 77°F, so the same unit has to add only about 43°F and can supply about 8.4 gallons per minute.
Since a shower uses about 2 gallons per minute, that winter ceiling is why a heater that handles one shower easily can run lukewarm when a second shower and the dishwasher start. Lukewarm water at full demand is a limit of the design, not always a fault, whereas lukewarm water at a single tap points to scale, a sensor or an ignition problem.
Weather: NASA POWER daily temperatures, 2021-2023, for the grid cell around Broaddus, TX, corrected to the town's elevation (USGS). Tap-water temperatures and flow rates are estimates, not measurements.
Where We Go in Broaddus
From one side of Broaddus to the other (75929), plus nearby parts of San Augustine County.
- 75929
Nearby Cities We Serve
Tankless Water Heater Repair in Broaddus, TX: FAQs

Question not covered here?
Call and ask. Someone who repairs tankless units answers, and the phone quote is free.
Call (380) 273-8196How much does tankless water heater repair in Broaddus, TX cost?
Most repairs cost an estimated $150 to $800, depending on the part. Descaling alone is estimated at $150 to $350, and a heat exchanger at $1,000 to $2,500. Freeze repairs depend on what split, and are priced once the damage is seen.
Is there a reset button on a tankless water heater?
Many do it through power: switch the unit off, wait, switch it back on. That clears a code, but a code that comes back means a part needs attention.
How long does a tankless water heater last?
A gas unit that is flushed regularly commonly lasts 20 years or longer. Electric tankless models usually give 7 to 10. In Broaddus the heat exchanger works through a rise of about 62°F on a typical winter day, which is why flushing on schedule matters there.
How often should a tankless water heater be flushed?
Most makers call for a flush every year, and every six months on very hard water. On very soft water the gap can be longer, but skipping it for years invites scale faults. In Broaddus freezing nights are few (about 20 a year), so any season works; choose a month when the household can go without hot water for an hour.

Book Your Broaddus Repair Visit
A short call to (380) 273-8196, with the model and whatever the display shows, is usually all it takes to book.