Answer Jimb, The error code that you may be getting would be a tS. The t would look like an E missing the top line and the S would look like a 5. If this is the case then the error would be a thermistor failure. You would want to check the thermistor and wiring for the thermistor which would be located at the front of the duct. Read More... Answered by AppliancePartsPros.com | Tuesday, November 5, 2013