What It Means
- Flame Sensed without gas valve energized
Lennox Ducted Heating
Lennox Ducted Heating Error Code 12
Ducted Heating:
Causes & actions from Lennox
How it shows
- Integrated control red LED: 12
This manual entry does not list further causes or actions.
Applicable models & manual sources
- EL195UH
Flame Sensed without gas valve energized
- EL195UHNE
Flame Sensed without gas valve energized
- EL196UHE
Flame Sensed without gas valve energized
- ML180UHE
Flame Sensed without gas valve energized
- ML180UHV
Flame Sensed without gas valve energized
- ML193UHE
Flame Sensed without gas valve energized
- ML196UHE
Flame Sensed without gas valve energized
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.
