What does the code F40 mean - Kenmore Elite Oasis ST 6807 Dryer

The link below is a good resource to find the meaning of your codes. The E41 code is listed here as P041 or (E041).
http://z-cut.de/US/dtcobd1.html
Best of luck,

Joe

F then 40 flashes when the ATC Thermistor is detected to be open or shorted.

The F40 error code indicates a communication failure between the main machine control board and the motor control board for the blower motor on the dryer.

This can be caused by a loose wiring connection or a blown fuse.

F40 is a error that appears between the machine control and the motor control when communication becomes lost. Check the connection between the two. The error codes whould be on the tech sheet beneath your console panel along with how to check for this error.

try this, after several calls I finally found out what the code meant. code meant. Power supply issues, not necessarily with your power supply but with the appliance itself. Of course they want to send a technician for $65.00, which may be worth the headache. All someone told me was to turn off the power braker for 2 hours and try again. Yeah right, after 2 hours of heating your house and paying the electric bill, but when breaker is off there will not be any electric used. code f40,

Get the model number and go to:

http://www.searspartsdirect.com/partsdirect/modelHelp.pd?pop=flush&modelNumberId=18

The F40 code can mean a thermal interrupt or a loss of connection between the control circuit board and the motor circuit board.

Perito posted this on askmehelpdesk.com:

I found two possibilities for an F40 code.

1) Error Code F40 is that the thermal fuse has blown.
2) The F40 error code is a communication problem between the machine control board and motor control board. A bad connection might or might not cause this.

If you post your model number, or download the owner's manual from the above link, you'll probably find out what it means, at least.

Here's where you can get a manual for your Kenmore dryer: Copy and paste the following to your browser:

http://www.searspartsdirect.com/partsdirect/modelHelp.pd?pop=flush&modelNumberId=18

I found two possibilities for an F40 code.

1) Error Code F40 is that the thermal fuse has blown.
2) The F40 error code is a communication problem between the machine control board and motor control board. A bad connection might or might not cause this.

If you post your model number, or download the owner's manual from the above link, you'll probably find out what it means, at least.

It worked for me.  When the power is off, there is no electricity being used, thus no charge.