Takagi Water Heater Error Code 60: How to Fix It

Medium 30-60 minutes Medium Severity Verified June 2026
Error Code
60
Brand
Takagi
Product Type
water_heater
Severity
Medium
DIY Difficulty
Medium
Estimated Fix Time
30-60 minutes
Error code 60 on a Takagi tankless water heater indicates a combustion fan fault, meaning the unit has detected that the fan responsible for supplying air to the burner is not operating correctly or at the expected speed. This can prevent your water heater from igniting safely, causing it to shut down as a protective measure. Common causes include a blocked or failed fan motor, wiring issues, or a faulty fan control board.
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Tools You'll Need

How to Fix Error Code 60

  1. Power Cycle the Unit

    Always ensure your hands are dry before handling electrical switches or plugs.
  2. Inspect the Combustion Fan for Obstructions

    Disconnect power to the water heater before removing any panels. Do not attempt to spin the fan while power is connected.
  3. Check the Fan Wiring and Connectors

    Do not restore power to the unit while inspecting internal wiring. If you see burn marks or melted plastic, stop immediately and call a licensed technician.
  4. Test the Fan Motor with a Multimeter

    Use extreme caution when measuring live voltage. Keep hands clear of any moving parts or high-voltage components. If you are not comfortable using a multimeter on live circuits, skip this step and call a professional.
  5. Clean the Combustion Air Intake and Venting

    Never operate the water heater with a disconnected or damaged vent pipe, as this can cause dangerous carbon monoxide buildup inside your home.
  6. Replace the Combustion Fan Motor if Faulty

    Use only a replacement fan motor rated for your specific Takagi model. Incorrect parts can create safety hazards. Disconnect power before replacing any components.
  7. Inspect and Replace the Control Board if Necessary

    Control board replacement on gas appliances should be performed by a licensed plumber or HVAC technician to ensure safe operation.

Parts You May Need

Combustion fan motor
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Fan wiring harness
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Main control board
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Combustion fan motor
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Fan wiring harness
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Main control board
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Combustion fan motor
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Fan wiring harness
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Main control board
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Combustion fan motor
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Fan wiring harness
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Main control board
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When to Call a Professional

Call a licensed plumber or HVAC technician if you find burnt or melted wiring inside the unit, if the fan motor replacement does not resolve the error, if you suspect the control board has failed, or if you are not comfortable working near gas appliances and live electrical components. Additionally, if error code 60 returns repeatedly after clearing, a professional should perform a full diagnostic to identify any underlying issues with the gas valve or combustion system. Any work involving gas line connections must be performed by a licensed professional.

Frequently Asked Questions

What does error code 60 mean on a Takagi water heater?
Error code 60 on a Takagi tankless water heater indicates a combustion fan fault. The unit has detected that the fan used to supply air to the burner is not running properly, is running too slowly, or has stopped altogether. The heater shuts down to prevent unsafe operation.
Can I reset the Takagi error code 60 myself?
Yes, you can attempt a reset by turning the unit off, waiting 60 seconds, and powering it back on. If the error was caused by a temporary glitch, this may clear it. However, if the error returns, there is a physical cause such as a blocked fan or failed motor that needs to be addressed.
How long does a Takagi combustion fan last?
A combustion fan motor in a Takagi tankless water heater can last 10 to 15 years under normal operating conditions. Factors such as dusty environments, poor venting, and infrequent maintenance can shorten its lifespan.
Is it safe to use my Takagi water heater when error code 60 is showing?
No. When error code 60 is displayed, the unit will typically shut down and refuse to operate as a safety precaution. Do not attempt to bypass the error or force the unit to run, as improper combustion airflow can be a safety hazard. Resolve the underlying issue before using the heater.
How much does it cost to fix Takagi error code 60?
If only a cleaning or reset is needed, the cost may be minimal — just your time. A replacement combustion fan motor typically costs between $50 and $150 for the part. If a control board replacement is needed, parts and labor can range from $200 to $500 or more depending on your location and the specific model.