Troubleshooting steps
Check outdoor sensor wiring, test sensor
HVAC Error Codes
Rheem E55 Error
Outdoor temperature sensor fault
Details
Rheem E55 error indicates outdoor temperature sensor fault. Faulty outdoor sensor, wiring issue. Check outdoor sensor wiring, test sensor.
Error typeerror
MeaningOutdoor temperature sensor fault
Typical causesFaulty outdoor sensor, wiring issue
SolutionsCheck outdoor sensor wiring, test sensor
Severitymedium
Catalog references
Where this appears
RheemE55
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FAQ
Common questions
What causes E55 error?
Faulty outdoor sensor, wiring issue
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