Lennox · Communicating Systems
This is a minor alert indicating the compressor is slowing down due to high current or approaching temperature limits. It's often informational and occurs during startup. The system automatically adjusts compressor speed and ramp-up speed.
Click steps to track your progress.
Check the thermostat and outdoor control for other alert codes or high-pressure trips.
This code often clears automatically when the condition no longer exists.
If issues persist, refer to unit service documentation for detailed troubleshooting.