Rheem · Water heater
Code 35 Fan motor problem
What this code means
The combustion fan motor isn't operating as expected.
Most likely causes
- Failing fan motor
- Wiring connector fault
What to try first
Not user-serviceable; needs motor testing and likely replacement.
Safety note: if this code returns after one clean reset, stop resetting it — repeated lockouts usually mean a real fault that needs a licensed technician. Never bypass a safety switch.
FAQ
What does Rheem error code Code 35 mean?
Fan motor problem. The combustion fan motor isn't operating as expected.
Can I fix Rheem code Code 35 myself?
Usually not. Not user-serviceable; needs motor testing and likely replacement. If the code returns after one reset, it needs a licensed technician.
What causes Rheem code Code 35?
The most common causes are: failing fan motor; wiring connector fault.
Other Rheem water heater codes
All Rheem water heater error codes →
Other water heater brands: Ruud · Rinnai · Navien · Noritz · Takagi · A.O. Smith · Bradford White · State / American · Generic electric · Generic tankless
This information may contain errors or not apply to your exact model — always double-check it against your appliance's own manual before acting. If there's any chance of a gas, fire, electrical, carbon monoxide, or other safety hazard, stop and call a licensed professional or the appropriate agency (e.g. your gas utility) instead of relying on this page alone.