A. O. Smith Error 61: Combustion Fan Motor Failure
The combustion fan (blower) is not reaching commanded speed or its feedback is missing, so the control will not allow ignition. Shown as code 61/611. We diagnose and repair it across Greater Vancouver — same-day and after-hours.
The combustion fan (blower) is not reaching commanded speed or its feedback is missing, so the control will not allow ignition. Shown as code 61/611.
A. O. Smith fault codes can vary by model and series. Use this as a guide — the same code can have more than one cause. Our Technical Safety BC–licensed technicians read the code, confirm it against your unit's manual, and diagnose the true cause before any repair.
Likely causes of A. O. Smith error 61
- Failed fan motor or bearings
- Obstruction in the fan housing
- Moisture/condensate in the blower
- Fan wiring or connector fault
- Control board not receiving fan RPM feedback
What you can safely check
- Power-cycle the unit and listen for the fan spinning up
- Confirm the outdoor vent terminal is unobstructed
Beyond these checks, do not open the unit or touch gas/electrical parts — BC law requires a licensed gas fitter. Call us for a proper diagnosis.
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Parts often behind A. O. Smith error 61
Genuine A. O. Smith parts we supply and professionally install — never for DIY.
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A. O. Smith Error 61 Repair Across Metro Vancouver
Related A. O. Smith Venting & Combustion Codes
Frequently Asked Questions
Fix A. O. Smith Error 61 Today
Licensed A. O. Smith diagnosis and repair with genuine parts — same-day and after-hours across Greater Vancouver.
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