What It Means
- Global network connection - Communication link problem.
Lennox Ducted Heating
Lennox Ducted Heating Error Code E331
Ducted Heating:
Causes & actions from Lennox
How it shows
- Integrated control 7-segment display: E331
For Future Use.
Applicable models & manual sources
- SL297UHNV
Global network connection - Communica- tion link problem.
- SLP98UHV
Global network connection − Communication link problem.
- SLP99UHV
Global network connection - Communication link problem.
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?
Continue in ACLogics with guided diagnosis for your equipment and symptoms.
