What It Means
- ML180UH, ML296UHV: Pressure switch cycle lockout.
- ML196UHE: Not used
Lennox Ducted Heating
Lennox Ducted Heating Error Code 6 Flashes
Ducted Heating
6 Flashes means different things on different Ducted Heating models. Enter your model number to see only your reading, or find your model below.
Causes & actions from Lennox
Pressure switch cycle lockout.
Models: ML180UH, ML296UHV
How it shows
- Integrated control red LED: 6 Flashes
- integrated control single led: 6 Flashes
This manual entry does not list further causes or actions.
Applicable models & manual sources
- ML180UH
Pressure switch cycle lockout.
- ML296UHV
Pressure switch cycle lockout.
Not used
Models: ML196UHE
How it shows
- Integrated control red LED: 6 Flashes
This manual entry does not list further causes or actions.
Applicable models & manual sources
- ML196UHE
Not used
Disclaimer: This information is for general reference. Code wording and instructions vary by model. Always follow the service manual for your exact unit.
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