
Tankless Water Heater Repair in Erie, CO
Tankless water heater repair in Erie, CO for gas and electric units that have stopped keeping up. The cause is found, the repair is quoted in writing, and the unit is run hard before we leave.
- Descaling through service valves
- Rinnai, Navien, Noritz, Rheem, Takagi
- Error history read first
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 Erie Homes
Erie sits more than 4,000 feet up, with cold winters and hard water. Units need their altitude setting right, regular descaling and protected lines.
What we run into in Erie
- Hard water. With water this hard, a unit that has never been flushed is usually running hot inside and cold at the tap. Descaling is often half of the cure.
- Altitude setting. At this elevation many gas units need their high-altitude setting made at install, or they burn rough and throw flame or exhaust codes.
- 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.
From one side of Erie to the other (80516), plus nearby parts of Weld County.
Call (380) 273-8196Tankless Problems We Fix Around Erie
These are the faults behind most calls for tankless water heater repair in Erie, CO. The display usually points at one of them.

Unit won't light
No ignition usually means gas pressure, a worn igniter, a dirty flame rod or a blocked vent. Each is tested.

Water under the unit
Water below a tankless can be a valve, a fitting, condensate or a failed exchanger. The source decides the cost.

Venting fault
An air or exhaust code stops the burner for safety. The intake and exhaust are cleared and checked.
Cold at one tap only
Usually a mixing valve or a cold-water crossover at that fixture, not the heater.
LC code on a Rinnai
The unit is reporting scale buildup. It needs a descale, and soon.
Frozen after a cold night
Lines feeding the unit froze, or freeze protection lost power.
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 Erie
Igniters, flame rods, sensors, fans, gas valves and boards are worth replacing on almost any unit. The hard call is a leaking or cracked heat exchanger on an older unit, because that part can approach the price of new.
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 Erie
Expect an estimated $150 to $800 for tankless water heater repair in Erie, CO when a sensor, igniter, flame rod or descale is the fix. Exchanger jobs run higher, estimated at $1,000 to $2,500.
Diagnosis & code check
- Vent terminations looked over
- Stored error history read
- Flow, filter and venting checked
Repairs & descaling
- Inlet filter screen cleaned
- Heat exchanger descaled
- Igniter, flame rod or sensor replaced
Heat exchanger & major parts
- Control board or gas valve replaced
- Warranty part claimed where it applies
- Leaking heat exchanger replaced
Need Tankless Water Heater Repair in Erie, CO? Call Now
Scale and ignition faults get worse with every cycle. Get it looked at while it is still simple.
Erie Homes by the Numbers
Gas heats about 82% of homes in Erie, so gas tankless units, with their vent runs and gas-line sizing, are the usual case on a call. Most homes in Erie went up in recent decades (median year built 2007), which means newer venting and gas lines, and repairs that more often trace to scale or setup than to age. About 88% of homes are owner-occupied and about 95% are single-family, so most repair decisions here are the homeowner's own.
With about 31,927 residents on roughly 21 square miles (near 1,494 per square mile), Erie is spread out, with mostly detached homes on larger lots and longer runs between fixtures and the street. Among the 111 Colorado places we cover, it ranks number 22 by population.
Source: U.S. Census Bureau, American Community Survey 2019-2023 5-year estimates for Erie, CO.
Where We Go in Erie
From one side of Erie to the other (80516), plus nearby parts of Weld County.
- 80516
Nearby Cities We Serve
Tankless Water Heater Repair in Erie, CO: 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 Erie, CO 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. On hard water, a descale often goes with the repair and sits on the same written quote.
What is the most common problem with tankless water heaters?
Scale in the heat exchanger, followed by ignition faults and flow sensor or filter problems. All three usually show up as a code or as water that won't stay hot.
Why is my tankless water heater not turning on?
Check for power at the outlet and that the gas valve is open. Beyond that it is usually low flow, a clogged inlet filter, a failed flow sensor or an ignition fault.
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.

Schedule a Tankless Visit in Erie
A short call to (380) 273-8196, with the model and whatever the display shows, is usually all it takes to book.