Rheem Error Code E6
Evaporator temperature sensor open circuit
Error Code Summary
| Brand | Rheem |
| Error Code | E6 |
| Meaning | Evaporator temperature sensor open circuit |
| Cause | Indoor evaporator thermistor disconnected or broken |
| Recommended Action | Inspect sensor wiring, check connector, replace thermistor |
How to Fix Rheem Error E6
- 1
Power Cycle the Unit
Turn off the unit at the breaker, wait 5 minutes, then restore power. Some errors auto-clear after a restart.
- 2
Identify the Issue
Error E6 means: Evaporator temperature sensor open circuit. The most common cause is: Indoor evaporator thermistor disconnected or broken.
- 3
Take Corrective Action
Inspect sensor wiring, check connector, replace thermistor
- 4
Test the System
After completing repairs, run the system and monitor for the error code. If it recurs, the issue may require professional diagnosis.
Safety Notice
Always disconnect power before performing any electrical work. If you're not a certified HVAC technician, contact a qualified professional for repairs involving refrigerant, electrical components, or compressor work.
Frequently Asked Questions
What does Rheem error code E6 mean?
Rheem error code E6 indicates: Evaporator temperature sensor open circuit. This is typically caused by: Indoor evaporator thermistor disconnected or broken.
How do I fix Rheem error code E6?
To fix Rheem error code E6: Inspect sensor wiring, check connector, replace thermistor. If the error persists after these steps, contact a qualified HVAC technician.
Is Rheem error code E6 serious?
Error code E6 (Evaporator temperature sensor open circuit) should be addressed promptly to prevent further damage to your Rheem system. Always turn off the unit if you notice unusual sounds, smells, or continued malfunction.