Lennox Equipment not specified

Lennox Equipment not specified Error Code 37

Equipment not specified:

What It Means

  • Cooling when not Requested

Causes & actions from Lennox

How it shows
  • iComfort S30 alert: 37

Priority condition: Service Urgent The system has been cooling for at least 15 minutes, without a demand for cooling. • Run the system in diagnostic mode and verify that it matches actual equipment operation. Go to menu > settings > advanced settings > dealer control center > diagnostics and press the start diagnostics button. • Check for other alert codes that may be preventing the system from operating as expected. • Check all cooling equipment to determine cause of cooling demand. • Recycle power.

Applicable models & manual sources
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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