lindsay.harman F11 is an indication of a communications problem between the machine control board and the motor control board. Possible causes:

Loose wire connection at either the machine control board or motor control board.

Machine control board failure

Motor control board failure

Door lock

Motor

you could try a proverbial hard reset by following the procedure below.

To clear and restart the control follow the these steps:

Unplug or turn the circuit breaker off for 10-20 minutes.

Reconnect the unit to the power source by turning the breaker back on or plugging the washer back in.

Press the Pause/Cancel/Stop button twice to clear the display.

Download the service manual from the bottom of this page and let us know if and what works and what does not.