What It Means
- EEPROM Read/Write error
Lennox Air handler
Lennox Error Code 470
Air handler: Air handler (indoor)
Causes & actions from Lennox
How it shows
- Wired controller display: 470
This manual entry does not list further causes or actions.
Applicable models & manual sources
- MMD***M6-1P
EEPROM Read/Write error
- MMD***S6-1P
EEPROM Read/Write error
Disclaimer: This information is for general reference. Code wording and instructions vary by model. Always follow the service manual for your exact unit.
What should you check next?
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