What It Means
- Error indicating a short-circuit, open-circuit or fault signal in the refrigerant leak sensor
Lennox Air handler
Lennox Air handler Error Code 116
Air handler: Air handler (indoor)
Causes & actions from Lennox
How it shows
- Wired controller display: 116
Error indicating a short-circuit, open-circuit or fault signal in the refrigerant leak sensor (R-32 detecting sensor error)
Other manual wording
MMD***M6-1P
This manual entry does not list further causes or actions.
Applicable models & manual sources
- MMD***S6-1P
Error indicating a short-circuit, open-circuit or fault signal in the refrigerant leak sensor
- MMD***M6-1P
Error indicating a short-circuit, open-circuit or fault signal in the refrigerant leak sensor
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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