Clean the vents of dust and ensure the blower spins freely.
Press the button on the thermal disc on the exterior unit. 2. E3: Economy, Energy, and Environment (EPA) star e3
Indicates a blower motor or fan failure. Clean the vents of dust and ensure the blower spins freely
Often indicates a blocked vent or thermal disc trip. star e3
The is a federal technical assistance initiative by the U.S. Environmental Protection Agency (EPA) and partners.
Typically indicates a lid lock failure .