Lennox · Communicating Systems
The air handler's electric heat is either not configured or has been configured incorrectly. This can happen when there is a call for heat but the electric heat stages are not set up properly.
Click steps to track your progress.
Ensure the Smart Hub is removed from the system before configuring electric heat.
Check for proper configuration under 'Configuring Electric Heat Stages' in the air handler installation instructions.
Verify that electric heat stages are correctly set up for the air handler.