What It Means
- Defrost mode
Lennox Ducted Heating
Lennox Ducted Heating Error Code dF
Ducted Heating: Gas furnace (indoor)
Causes & actions from Lennox
How it shows
- Integrated control 7-segment display: dF
This manual entry does not list further causes or actions.
Applicable models & manual sources
- EL195UHNEK
Defrost mode
EL195UHNEK, EL195UHNEK-01, EL195UHNEK-02
- EL196UHEK
Defrost mode
- EL280UHEK
Defrost mode.
EL280UHEK, EL280UHEK(X)
- EL297UHEK
Defrost mode.
- ML180UHVK
Defrost mode
- ML193DFEK
Defrost mode
- ML196UHEK
Defrost mode
- ML196UHEK
Defrost mode
- ML296UHVK
Defrost mode.
- ML297UH045XV36BK
Defrost mode.
ML297UH045XV36BK, ML297UH070XV36BK, ML297UH090XV36CK, ML297UH090XV60CK, ML297UH110XV60CK, ML297UH135XV60DK, ML297UHVK
- SL280DFNV
Defrost mode.
- SL280UHV
Defrost mode.
- SL297UHNV
Defrost mode.
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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