Rheem water heater error 61

What causes 61

The fan is not running correctly.

What to do

The fan needs testing and replacing.

Can I fix it myself?

No. This is a fault a technician should handle; keep using the appliance and it can get worse or become unsafe.

If the code comes back

Book a visit and add the code to the booking. A technician arrives knowing which parts to bring, diagnoses the water heater for a flat $89 and gives you an exact quote before doing any work.