Kenmore · Elite Water Softener
An 'Err3' code indicates a problem with the electronic controller, wiring, the position switch, or the motor.
Click steps to track your progress.
Unplug the power cord from the wall outlet.
Carefully check all wiring connections to the position switch and motor to ensure they are secure.
Plug the power cord back in and wait 8 minutes.
If the error code 'Err3' reappears, contact customer support.